Dr. G. P. Obi Reddy

Principal Scientist (Geography)

Designation :Principal Scientist
Discipline :Geography
Date of Entry in ICAR :Scientist -27 oct ,1997
Sr. Scientist - 22 Nov ,2001
Principal Scientist - 30 Dec, 2010
Research Areas :Application of geospatial technologies in natural resource management, it includes geomorphology and landform mapping, digital terrain analysis, soil survey, soil-landscape modelling, agro-ecological studies, land degradation mapping, land use/land cover studies, watershed management, design and development of soil information systems, and Geoportals
Research Experience :25 years
Email Id :obireddy@gmail.com
Mobile No :9876543212
Ongoing Projects
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

Completed Projects
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
Awards
  • Fellow, National Academy of Agricultural Sciences (NAAS), New Delhi-2023
  • Fellow, Indian Society of Soil Survey & Land Use Planning (ISSLUP), Nagpur-2020
  •  Prof. Bandaru Hema Malini Eminent Geographer Award-2021, National Association of Geographers of India, New Delhi
  • Gold Icon Award-2020 from MeitY, Govt. of India for ICAR-KRISHI Project (Project CCPI)
  • Best Poster Award from National Academy of Agricultural Sciences (NAAS), New Delhi, 2019
  • Outstanding Scientist in Remote Sensing and GIS Award from IJRULA, Tamil Nadu-2018
  • Outstanding Scientist Award from ICAR-NBSS&LUP, Nagpur-2016-17
  • National Geospatial Award for Excellence from the Indian Society of Remote Sensing, Dehradun, India-2013
  •  Indian National Geospatial Award from the Indian Society of Remote Sensing, Dehradun, India-2007
  • Outstanding paper award from Committee on Space Research (COSPAR), France, Adv. in Space Res. journal
  • Prof. Bandaru Hema Malini Eminent Geographer Award-2021, National Association of Geographers of India, New Delhi
  • Gold Icon Award-2020 from MeitY, Govt. of India for ICAR-KRISHI Project (Project CCPI)
  • Best Poster Award from National Academy of Agricultural Sciences (NAAS), New Delhi, 2019
  • Outstanding Scientist in Remote Sensing and GIS Award from IJRULA, Tamil Nadu-2018
  • Outstanding Scientist Award from ICAR-NBSS&LUP, Nagpur-2016-17
  • National Geospatial Award for Excellence from Indian Society of Remote Sensing, Dehradun, India-2013
  • Indian National Geospatial Award from Indian Society of Remote Sensing, Dehradun, India-2007

Honours/ Recognitions
  • Associate Editor, Remote Sensing Time-series Analysis Section, Frontiers in Remote Sensing, 2022 onwards
  • Member, Sub-Group-1 of Standing Committee-Agriculture & Soils, MoAFW, Govt. of India and ISRO-2021
  • Member, Editorial Board, International Journal of Ecology and Environmental Sciences (IJEES)- 2021 onwards
  • Member, ISO/TC 211/WG 4 “Geospatial Services” of OGC- 2021-to till date
  • External Examiner for Ph.D Thesis evaluation for IARI, New Delhi, Vidyasagar University, Medinipur; JNU, New Delhi
  • Guest Editor, American Journal of Remote Sensing special issue-2019
  • Vice President, Indian Society of Soil Survey & Land Use Planning (ISSLUP), Nagpur-2019 to 2022
  • Member, Board of Studies, Dept. of Geography, RTM Nagpur University, Nagpur-2018 to till date
  • Secretary, Indian Society of Agricultural Information Technology (INSAIT), Dharwad, 2018- till date
  • Co-Cordinator, Space Technology Applications in Agriculture Research, ICAR, New Delhi- 2015 to till date
  • Member, Editorial Board, Agropedology for the year 2017-18; Member
  • Editorial Board, International Journal of Applied Geospatial Research-2016 onwards
  • Hony. Secretary, Indian Society of Soil Survey & Land Use Planning, Nagpur-2014-2016
  • Member, Institute Management Council (IMC), Indian Institute of Soil Science, Bhopal-2011-2014
  • Chairman, Data Content Standards, National Spatial Data Infrastructure (NSDI), DST, New Delhi
  • Member, LITD-22, Committee on Geospatial Information, Bureau of Indian Standards (BIS)
  • Faculty, teaching for M.Sc and Ph.D students of Dr. PDKV, Akola at ICAR-NBSS&LUP, Nagpur, 2006-2020
National & International Journal
  • Dheeravath, V., Thenkabail, P.S., Chandrakantha, G., Noojipady, P., Reddy, G.P.O., Biradar, C.M.,Gumma, M.K. and Velpuri, M. (2010). Irrigated areas of India derived using MODIS 500 m time series for the years 2001-2003, ISPRS Journal of Photogrammetry and Remote Sensing 65(1), 42-59.https://doi.org/10.1016/j.isprsjprs.2009.08.004 14.98
  • Reddy, G.P.O., Kumar, N., Sahu N. and Singh S.K. (2018). Evaluation of automatic drainage extraction thresholds using ASTER GDEM and Cartosat-1 DEM: A case study from basaltic terrain of Central India” Egyptian Journal of Remote Sensing and Space Sciences, 21(1), 95-104 https://doi.org/10.1016/j.ejrs.2017.04.001 12.393 (IF: 6.393)
  • Kar, R., Reddy G.P.O., Kumar, N. and Singh, S.K. (2018). Monitoring spatio-temporal dynamics of urban and peri-urban landscape using remote sensing and GIS – A case study from Central India, Egyptian Journal of Remote Sensing and Space Sciences, 21(3), 401-411 https://doi.org/10.1016/j.ejrs.2017.12.006 12.393 (IF: 6.393)
  • Reddy G.P.O., Maji, A.K. and Gajbhiye K.S. (2004). Drainage morphometry and its influence on landform characteristics in basaltic terrain – A remote sensing and GIS approach, International Journal of Applied Earth Observation and Geoinformatics, Vol.6, pp.1-16.https://doi.org/10.1016/j.jag.2004.06.003 11.93
  • Biradar, C.M., Thenkabail, P.S., Noojipady, P., Li, Y., Dheeravath, V., Turral, H., Velpuri, M., Gumma,M.K., Reddy, G.P.O., Cai, X.L., Xiao, X., Schull, M.A., Alankara, A.D., Gunasinghe, S. and Mohideen,S. (2009). A global map of rainfed cropland areas (GMRCA) at the end of last millennium using remote sensing, International Journal of Applied Earth Observation and Geoinformation, 11, 114-129.https://doi.org/10.1016/j.jag.2008.11.002 11.
  • Maji, A.K., Nayak, D.C., Krishna, N.D.R., Srinivas, C.V., Kamble, K., Reddy G.P.O. and Velayutham,M. (2001). Soil Information System of Arunachal Pradesh in a GIS Environment for Land Use Planning, International Journal of Applied Earth Observation and Geoinformatics, Vol 3(1), pp 69-77. https://doi.org/10.1016/S0303-2434(01)85023-6 11.93
  • Ramamurthy, V., Reddy, G. P.O., Kumar, N. (2020). Assessment of land suitability for maize (Zeamays L) in semi-arid ecosystem of Southern India using integrated AHP and GIS approach,Computers and Electronics in Agriculture, Vol.179, December, 2020, 105806. https://doi.org/10.1016/j.compag.2020.105806 11.57
  • Sandeep, P., Reddy, G.P.O., Jegankumar, R. and Kumar K.C.A. (2021). Monitoring of agricultural drought in semi-arid ecosystem of Peninsular India through indices derived from time series CHIRPS and MODIS data sets, Ecological Indicators, Vol. 121, February 2021.https://doi.org/10.1016/j.ecolind.2020.107033 10.96
  • Thenkabail, P.S.; Dheeravath, V.; Biradar, C.M.; Reddy, G.P.O; Noojipady, P.; Gurappa,Chandrakantha; Velpuri, Manohar; Gumma, Muralikrishna; Li, Yuanjie. (2009). Irrigated area maps and statistics of India using remote sensing and national statistics, Remote Sensing. 1, No. 2: 50-67.https://doi.org/10.3390/rs1020050 10.85
  • Sahu, N., Reddy, G.P.O., Kumar, N., Nagaraju, M.S.S., Srivastava, R. and Singh, S.K. (2016).Morphometric analysis in basaltic terrain of Central India using GIS techniques - A case study, Applied Water Science, Vol. 7(5), 2493-2499.https://doi.org/10.1007/s13201-016-0442-z 9.87

Books
  • G.P. Obi Reddy, Mehul S. Raval., J. Adinarayana and Sanjay Chaudhary (Eds.) (2022). Data Science in Agriculture and Natural Resource Management, Springer, Pp..316.
  • G.P. Obi Reddy and S.K. Singh (Eds.) (2018). Geospatial Technologies in Land Resources Mapping, Monitoring, and Management, Geotechnologies and the Environment 21, Springer, pp 638. ISBN: 978-3-319-78710-7.
  • S.R. Gadhekar and G.P. Obi Reddy (Eds.) (2018). Precision Agriculture-Geospatial Technologies and Applications, Agromet Publishers, Nagpur, ISBN. 978-93-83502-50-9, pp. 274.
  • S.R. Gadhekar and G.P. Obi Reddy (Eds.) (2018). Precision Agriculture-Geospatial Technologies and Applications, Agromet Publishers, Nagpur, ISBN. 978-93-83502-50-9, pp. 274.
  • S.G.P. Obi Reddy, N.G.Patil and A. Chaturvedi (Eds.) (2017). Sustainable Management of Land Resources- An Indian Perspective, Apple Academic Press Inc., Canada, ISBN: 978-1-77188-517-1, pp. 769..
  • Obi Reddy, G.P., Chatterji, S., Patil, N.G., Chandran, P., Sahu, Nisha, Srivastava, Rajeev and Jagdish Prasad (Eds.) (2016). Souvenir Volume of International Conference on “Integrated Land Use Planning for Smart Agriculture –An Agenda for Sustainable Land Management” held on November 10-13, 2016, at NBSSLUP, Nagpur, India, P. 64.
  • Jagdish Prasad, G. Ravindra Chary, N.G. Patil and G.P. Obi Reddy (Eds.) (2015). Agropedology Terminologies, published by Indian Society of Soil Survey & Land Use Planning, pp 177..
  • G.P. Obi Reddy, Nirmal Kumar and Dipak Sarkar (Eds.) (2012). Training Manual on GIS and Digital Image Processing, NBSS&LUP Publ. No. 153, pp.
  • Obi Reddy, G.P., Patil, N.G., Chandran, P., Srivastava, Rajeev, Jagdish Parsad, Chatterji, S., Nagaraju, M.S.S., Karthikeyan, K., Sahu, Nisha and Vasu, D. (Eds.) (2016). Abstracts Volume International Conference on “Integrated Land Use Planning for Smart Agriculture – An Agenda for Sustainable Land Management” held on (November 10-13, 2016), at NBSSLUP, Nagpur, India, P. 340.
  • A.K. Maji, G.P. Obi Reddy and Dipak Sarkar (Eds) (2012). Acid Soils of India - Their Extent and Spatial Variability, NBSS Publ. No.145, NBSS&LUP, Nagpur, 147p.
  • A.K. Maji, G.P. Obi Reddy and Dipak Sarkar (2010). Degraded and Wastelands of India, Status and Spatial Distribution, Directorate of Information and Publications of Agriculture. Indian Council of Agricultural Research, New Delhi, p.158.
  • Thenkabail, P.S., Biradar, C.M., Noojipady, P., Dheeravath, V., Li, Y.J., Velpuri, M., Reddy, G.P.O., Cai, X. L., Gumma, M., Turral, H., Vithanage, J., Schull, M., and Dutta, R. (2008). A Global Irrigated Area Map (GIAM) Using Remote Sensing at the End of the Last Millennium. International Water Management Institute.pp 63. ISBN 92-9090-646-4xx.

Books Chapters
  • G.P. Obi Reddy and Nirmal Kumar (2022). Data Science––Algorithms and Applications in Earth Observation, In: Reddy, G.P.O. et al., (Eds), Data Science in Agriculture and Natural Resource Management, Springer, 96, 3-30.
  • G.P. Obi Reddy and K.C. Arun Kumar (2022). Machine Learning Algorithms for Optical Remote Sensing Data Classification and Analysis In: Reddy, G.P.O. et al., (Eds), Data Science in Agriculture and Natural Resource Management, Springer, 96, 195-220.
  • Nirmal Kumar, G.P. Obi Reddy, M.S.S. Nagaraju and R.K. Naitam (2022). Remote Sensing and Machine Learning for Identification of Salt-affected Soils96, 267-287.
  • G.P. Obi Reddy (2022). Geoportal Platforms for Sustainable Management of Natural Resources, In: Reddy, G.P.O. et al., (Eds), Data Science in Agriculture and Natural Resource Management, Springer, 96, 289-314.
  • Nirmal Kumar, S.K. Singh, G.P. Obi Reddy and R.K. Naitam (2019). Developing Logistic Regression Models to Identify Salt-Affected Soils Using Optical Remote Sensing, Advances in Systems Analysis, Software Engineering, and High Performance Computing, pp.233.
  • Nisha Sahu, G.P. Obi Reddy, Nirmal Kumar, Narayan Lal and S.K. Singh (2018). Remote Sensing and GIS Applications in Soil Resource Inventory, In: R.K. Naresh (Ed), Advances in Agriculture Sciences, Vol. 14, 91-108.
  • Nirmal Kumar, S.K. Singh, G.P. Obi Reddy and R.K. Naitam (2019). Developing logistic regression models to identify salt-affected soils using optical remote sensing,  advances in systems analysis, software engineering, and high performance computing, In: A.B. Mukherjee (Ed).Interdisciplinary Approaches to Information Systems and Software Engineering, pp.233-256.
  • G.P. Obi Reddy (2018). Geospatial Technologies in Land Resources Mapping, Monitoring, and Management: An Overview, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 1-18, https://doi.org/10.1007/978-3-319-78711-4_1
  • G.P. Obi Reddy (2018). Satellite Remote Sensing Sensors: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 21-43, https://doi.org/10.1007/978-3-319-78711-4_2
  • G.P. Obi Reddy (2018). Geographic Information System: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 45-62, https://doi.org/10.1007/978-3-319-78711-4_3
  • G.P. Obi Reddy (2018). Global Positioning System: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 63-74. https://doi.org/10.1007/978-3-319-78711-4_4
  • G.P. Obi Reddy (2018). Digital Image Processing: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 101-126. https://doi.org/10.1007/978-3-319-78711-4_6
  • G.P. Obi Reddy (2018). Spatial Data Management, Analysis, and Modeling in GIS: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 127-142. https://doi.org/10.1007/978-3-319-78711-4_7
  • Nirmal Kumar, S. K. Singh, V. N. Mishra, G. P. Obi Reddy, and R. K. Bajpai (2018). Open-Source Satellite Data and GIS for Land Resource Mapping, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 185-200. https://doi.org/10.1007/978-3-319-78711-4_10
  • G.P. Obi Reddy (2018). Remote Sensing and GIS in Digital Terrain Modeling, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 201-222, https://doi.org/10.1007/978-3-319-78711-4_11
  • G.P. Obi Reddy (2018). Remote Sensing and GIS for Geomorphological Mapping, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp.223-252, https://doi.org/10.1007/978-3-319-78711-4_12
  • Chattaraj, S. K. Singh, S. K. Ray, V. Ramamurthy, A. Daripa, and G. P. Obi Reddy (2018). Geospatial Technologies for Semiautomated Baseline Database Generation for Large-Scale Land Resource Inventory, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 253-271 https://doi.org/10.1007/978-3-319-78711-4_13
  • S.K. Gangopadhyay, G. P. Obi Reddy, D. C. Nayak, and S. K. Singh (2018). Land Resource Inventory and Mapping: Tools and Techniques, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 297-322, https://doi.org/10.1007/978-3-319-78711-4_15
  • Nisha Sahu, G. P. Obi Reddy, Rajeev Srivastava, Narayan Lal, and S. K. Singh (2018). Land Resource Inventory for Village-Level Agricultural Land Use Planning, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 335-352, https://doi.org/10.1007/978-3-319-78711-4_17
  • G.P. Obi Reddy, Nirmal Kumar, and S. K. Singh (2018). Remote Sensing and GIS in Mapping and Monitoring of Land Degradation, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 401-424, https://doi.org/10.1007/978-3-319-78711-4_20
  • G.P. Obi Reddy and S. K. Singh (2018). Land Resources Information System and NBSS BHOOMI Geoportal for Land Resource Monitoring and Management,In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 451-468, https://doi.org/10.1007/978-3-319-78711-4_22
  • G.P. Obi Reddy, V. Ramamurthy, and S. K. Singh (2018). Integrated Remote Sensing, GIS, and GPS Applications in Agricultural Land Use Planning, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 489-515, https://doi.org/10.1007/978-3-319-78711-4_24
  • G.P. Obi Reddy (2018). Geospatial Technologies in Integrated Watershed Management, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 569-586, https://doi.org/10.1007/978-3-319-78711-4_27
  • G.P. Obi Reddy, S.K. Singh, N.G.Patil and A. Chaturvedi (2017). Land Resource Inventory, Mapping and Management - An Indian Perspective, In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources-An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 1-30.
  • N.G. Patil, S.K. Singh, G.P. Obi Reddy and A. Chaturvedi (2017). Soil Survey Information for Land Use Planning and Soil Management: An Indian Perspective In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 31-44.
  • Nirmal Kumar, G.P. Obi Reddy, S. Chatterji, Rajeev Srivastava, S.K. Singh (2017). Soil Suitability Evaluation for Soybean Using Temporal Satellite Data and Field Data – A Case Study from Semi-Arid Region of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 387-410.
  • Nisha Sahu, G.P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava and S.K. Singh (2017).Morphometric Analysis using GIS Techniques - A Case Study from Basaltic Terrain of Central IndiaIn:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 301-326.
  • Nirmal Kumar, G.P. Obi Reddy, S. Chatterji, Rajeev Srivastava, S.K. Singh (2017).Soil Suitability Evaluation for Soybean Using Temporal Satellite Data and Field Data – A Case Study from Semi-Arid Region of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1,pp. 387-410.
  • G.P.Obi Reddy, S.K. Singh, Nirmal Kumar, C. Mondal, R. Srivastava, A.K.Maji and Dipak Sarkar (2017).Geospatial Technologies inDevelopment of Soil Information System and Prototype GeoPortalIn:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1,pp. 411-442.
  • Ramamurthy, V., S. K. Singh, S. Chattaraj., S. C. Ramesh Kumar and G.P.Obi Reddy (2017).Land Resource Inventory Towards Village Level Agricultural Land Use PlanningIn:G.P.O. Reddy.,Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 643-668
  • M.K. Vishal, G.P. Obi Reddy, Nirmal Kumar, R.S. Mehta, O.P. Aishwath, R. Singh (2017). A discussion on AESR based production scenarios of seed spices of two major states of India - Rajasthan and Gujarat, In: Research and Developmental Advances in Spices, Medicinal & Aromatic Crops Cultivation, Processing and Trade for prosperity of Indian Farmers, p.134-142, published by Society for Integrated Development of Agriculture.
  • Obi Reddy, G.P., S.K. Singh, N.G.Patil and A. Chaturvedi (2017). Land Resource Inventory, Mapping and Management - An Indian Perspective, In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 1-30.
  • Obi Reddy, G.P., S.K. Singh, Nirmal Kumar, C. Mondal, R. Srivastava, A.K. Maji and Dipak Sarkar (2017). Development of Soil Information System and Prototype GeoPortal for Resource Management In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 411-442.
  • Patil, N.G., S.K. Singh, G.P. Obi Reddy and A. Chaturvedi (2017).Soil Survey Information for Land Use Planning And Soil Management: An Indian Perspective In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 31-44.
  • Ramamurthy, V., S.K. Singh, S. Chattaraj., S.C. Ramesh Kumar and G.P. Obi Reddy (2017). Land Resource Inventory Towards Village Level Agricultural Land Use Planning In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 643-668.
  • Sahu, Nisha, G.P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava and S.K. Singh (2017).Morphometric Analysis using GIS Techniques - A Case Study from Basaltic Terrain of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 301-326.
  • Obi Reddy, G.P. (2016). Geospatial database mangement in GIS, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, ISBN: 978-81-89043-47-6, NBSS&LUP Publ. No.171, p 34-40.
  • Obi Reddy, G.P. (2016). Soil Geoportal Developemental and Its Applications, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, ISBN: 978-81-89043-47-6, NBSS&LUP Publ. No.171, p 50-56.
  • Sahu, Nisha, G. P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava,    and S. K. Singh (2016). Sustainable Management of Land Resources: An Indian Perspective. Chapter-11 Morphometric Analysis Using GIS Techniques: A Case Study from the Basaltic Terrain of Central India. Published by CRC Press.
  • Obi Reddy, G.P. and Singh, S.K. (2016). Role of remote sensing and geospatial technologies in climate smart agriculture, In: Climate Resilient Agronomy (Eds: B. Venkateshwarulu et al.,), Indian Society of Agronomy, New Delhi, p.368-378.
  • G.P. Obi Reddy, Dipak Sarkar, C. Mandal, R. Srivastava, T. Bhattacharyya, L.G.K. Naidu, G.S. Sidhu, U. Baruah, S.K. Singh, R.S. Singh, K.M. Nair, T.K. Sen, P. Chandran, A.K. Sahoo, S. Srinivas, Nirmal Kumar and Sapana Chavan (2016)Digital Soil Resource Database and Information System In:  Geospatial Technology for Integrated Natural Resources Management (Eds. P.S. Roy and R.S. Dwivedi), 370-406 pp., Yes Dee Publishing Pvt Ltd, ISBN-978-93-80381-48-0, Chennai.
  • Obi Reddy, G.P. (2016). Geospatial database mangement in GIS, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, NBSS&LUP Publ. No.171, p 34-40.
  • Obi Reddy, G.P. and S.K. Singh (2016). Role of remote sensing and geospatial technolies in climate smart agroculture, In: Climate Resilient Agronomy (Eds: B. Venkateshwarulu et al.,), Indian Society of Agronomy, New Delhi, p.368-378.
  • Obi Reddy, G.P., Dipak Sarkar, C. Mandal, R. Srivastava, T. Bhattacharyya, L.G.K. Naidu, G.S. Sidhu, U. Baruah, S.K. Singh, R.S. Singh, K.M. Nair, T.K. Sen, P. Chandran, A.K. Sahoo, S. Srinivas, Nirmal Kumar and Sapna Chavan (2016). Digital Soil Resource Database and Information System, In: Geospatial Technology for Integrated Natural Resources Management, Yes Dee Publishing Pvt. Ltd, Chennai, pp. 321-351.
  • Obi Reddy, G.P. (2016). Soil Geoportal Developemental and Its Applications, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, NBSS&LUP Publ. No.171, p 50-56.
  • Yagi, K.,  Agus, F., Arao, T., Aulakh, M.S., Bai, Z., Carating, R., Jung, K., Kadono, A., Kawahigashi, M., Lee, S.H., Ma, L., Reddy, G.P.O., Sidhu, G. S., Takata, Y., Tien, T.M., Xu, R., Yan, X., Yokoyama, K., Zhang, F. and ZhouD. (2015). Regional Assessment of Soil Changes in Asia, In: Status of the World’s Soil Resources (SWSR) – Main Report. Food and Agriculture Organization of the United Nations and Intergovernmental Technical Panel on Soils, Rome, Italy, ISBN 978-92-5-109004-6, pp. 287-329.
  • G.P. Obi Reddy and Dipak Sarkar (2015). Geospatial Technologies for Land Use Planning, Sustainable Land Resource Management and Food Security. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), Apple Academic Press Inc., Canada, ISBN: 13: 978-1-77188-198-2, pp. 91-104.
  • Srivastava, Rajeev, Dipak Sarkar and G. P. Obi Reddy (2015).Recent Advances in the Assessment of Degraded Lands for their Management. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), ISBN: 13: 978-1-77188-198-2, pp. 79-87.
  • Yagi, Kazuyuki, Fahmuddin Agus, Tomohito Arao, Milkha S. Aulakh, Zhaohai Bai, Rodel Carating, Kangho Jung, Atsunobu Kadono, Masayuki Kawahigashi, Seung Heon Lee, Lin Ma, G.P. Obi Reddy, G.S. Sidhu, Yusuke Takata, Tran Minh Tien, Renkou Xu, Xiaoyuan Yan, Kazunari Yokoyama, Fusuo Zhang, Dongmei Zhou (2015). Regional Assessment of Soil Changes in Asia, (Chapter-10), Status of World Soil Resources Report, 287-329.Status of the World’s Soil Resources (SWSR) – Main Report.Food and Agriculture Organization of the United Nations and Intergovernmental Technical Panel on Soils, Rome, Italy.
  • eBook Chapter cum training manual on “Soil Health Mapping using Geo-statistical Modelling Techniques in GIS Software (Basics)” by S. Chattaraj, G.P. Obi Reddy, P. Tiwary and Dhiraj A. Raut.
  • eBook Chapter cum training manual on “Geospatial Tools for Development and Analysis of Soil Fertility Database in GIS” by G.P. Obi Reddy, P. Tiwary and S. Chattaraj.
  • Rajeev Srivastava, Dipak Sarkar and G. P. Obi Reddy (2015). Recent Advances in the Assessment of Degraded Lands for their Management. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), ISBN: 13: 978-1-77188-198-2, pp. 79-87
  • Nirmal Kumar, G. P. Obi Reddy, S. Chatterji (2015). GIS Modeling to Assess Land Productivity Potential for Agriculture in Sub-Humid (Dry) Ecosystem of Wardha District, Maharashtra, In: The Geospatial Momentum for Society and Environment (Eds.) Anjana Vyas, Franz-Josef Behr, Dietrich Schröder, pp 271-276.
  • Obi Reddy, G.P. and Dipak Sarkar (2015). Geospatial Technologies for Land Use Planning, Sustainable Land Resource Management and Food Security. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), Apple Academic Press Inc., Canada, ISBN: 13: 978-1-77188-198-2, pp. 91-104.
  • Nirmal Kumar, G. P. Obi Reddy, S. Chatterji (2014). GIS Modeling to Assess Land Productivity Potential for Agriculture in Sub-Humid (Dry) Ecosystem of Wardha District, Maharashtra, In: The Geospatial Momentum for Society and Environment (Eds.) Anjana Vyas, Franz-Josef Behr, Dietrich Schröder, pp 271-276.
  • Nagarjuna Kumar, R., Obi Reddy, G.P., Ravindra Chary, G., Srinivas rao, Ch and Maruthi Sankar, G.R. (2014). Developing Cadastral Level Resource Maps Using Geospatail Technologies, In: Adaptation and Mitigation Startegies for Climate Resilient Agriculture (Eds: G. Ravindra Chary et al.,), Central Research Institute for dryland Agriculture, ICAR, Hyderabad, India, ISBN: 978-93-80883-25-0, pp. 353-362.
  • Nagarjuna Kumar, R., Obi Reddy, G.P., Ravindra Chary, G., Srinivas rao, Ch and Maruthi Sankar, G.R. (2014). Developing Cadastral Level Resource Maps Using Geospatail Technologies, In: Adaptation and Mitigation Strategies for Climate Resilient Agriculture (Eds: G. Ravindra Chary et al.,), Central Research Institute for dryland Agriculture, ICAR, Hyderabad, India, ISBN: 978-93-80883-25-0, pp. 353-362.
  • Obi Reddy, G.P. and Dipak Sarkar (2014). Geospatial technologies in sustainable land resource management for land use planning and food security, InIntegrated Land Use Planning for Sustainable agriculture and rural development, Apple Academic Press,
  • G.P. Obi Reddy and Dipak Sarkar (2013). Remote sensing and GIS for spatial decision support in sustainable land resource management, In: Geospastail Technologies for Natural Resource Management (Eds: S.K. Soam, P.D. Sreekanth and N.H. Rao), New India Publishing Agency, ISBN: 978-93-81450-80-2, pp. 259-277.
  • Obi Reddy, G.P. and Dipak Sarkar (2013). Remote sensing and GIS for spatial decision support in sustainable land resource management, In: Geospastail Technologies for Natural Resource Management (Eds: S.K. Soam et al.,), pp. 259-277.
  • Obi Reddy, G.P. and Dipak Sarkar (2012). Geospatial technologies in characterization of land use systems and analysis of their spatio-temporal dynamics in hot sub-humid ecosystem of Central India, In: Agro-informatics and precision agriculture 2012,(Eds: P. Krishna Reddy et al.,), Allied Publishers, ISBN: 978-81-8424-772-5, pp. 205-211.
  • Nirmal Kumar (2012). Overview of GIS and image processing software’s. In Remote sensing and GIS in digital terrain analysis and soil-landscape modeling (Eds. G.P. Obi Reddy and Dipak Sarkar), NBSS Publ. No. 152, NBSS&LUP, Nagpur, pp. 113.
  •  Obi Reddy, G.P. and Dipak Sarkar (2012). Geospatial technologies in characterization of land use system and analysis of their spatio-temporal dynamics in hot sub-humid ecosystem of central India. In: Agro-informatics and Precision Agriculture 2012, (P. Krishna Reddy et. al. eds.), pp.205.
  • A.K. Maji and G.P. Obi Reddy (2009). GIS Applications in Soil Survey and Mapping Soil Survey Manual, NBSS&LUP Publ. No. 146 (Eds. Bhattacharyya et al., 2009), p. 202-214.

Technical Bulletins
  • G.P. Obi Reddy and K.C. Arun Kumar (2022). Machine Learning Algorithms for Optical Remote Sensing Data Classification and Analysis In: Reddy, G.P.O. et al., (Eds), Data Science in Agriculture and Natural Resource Management, Springer, 96, 195-220.
  • Nirmal Kumar, G.P. Obi Reddy, M.S.S. Nagaraju and R.K. Naitam (2022). Remote Sensing and Machine Learning for Identification of Salt-affected Soils96, 267-287.
  • G.P. Obi Reddy (2022). Geoportal Platforms for Sustainable Management of Natural Resources, In: Reddy, G.P.O. et al., (Eds), Data Science in Agriculture and Natural Resource Management, Springer, 96, 289-314.
  • K Karthikeyan, N Kumar, A Yousuf, BS Bhople, Pushpanjali, RK Naitam. (2019). Land evaluation: A general perspective. In Abrar. Y & Singh, M. (Eds.) Watershed Hydrology, Management and Modeling, 175-196.
  • Nirmal Kumar, S.K. Singh, G.P. Obi Reddy and R.K. Naitam (2019). Developing Logistic Regression Models to Identify Salt-Affected Soils Using Optical Remote Sensing, Advances in Systems Analysis, Software Engineering, and High Performance Computing, pp.233.
  • Nisha Sahu, G.P. Obi Reddy, Nirmal Kumar, Narayan Lal and S.K. Singh (2018). Remote Sensing and GIS Applications in Soil Resource Inventory, In: R.K. Naresh (Ed), Advances in Agriculture Sciences, Vol. 14, 91-108.
  • Nirmal Kumar, S.K. Singh, G.P. Obi Reddy and R.K. Naitam (2019). Developing logistic regression models to identify salt-affected soils using optical remote sensing, advances in systems analysis, software engineering, and high performance computing, In: A.B. Mukherjee (Ed).Interdisciplinary Approaches to Information Systems and Software Engineering, pp.233-256.
  • G.P. Obi Reddy (2018). Geospatial Technologies in Land Resources Mapping, Monitoring, and Management: An Overview, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 1-18, https://doi.org/10.1007/978-3-319-78711-4_1
  • G.P. Obi Reddy (2018). Satellite Remote Sensing Sensors: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 21-43, https://doi.org/10.1007/978-3-319-78711-4_2
  • G.P. Obi Reddy (2018). Geographic Information System: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 45-62, https://doi.org/10.1007/978-3-319-78711-4_3
  • G.P. Obi Reddy (2018). Global Positioning System: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 63-74. https://doi.org/10.1007/978-3-319-78711-4_4
  • G.P. Obi Reddy (2018). Digital Image Processing: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 101-126. https://doi.org/10.1007/978-3-319-78711-4_6
  • G.P. Obi Reddy (2018). Spatial Data Management, Analysis, and Modeling in GIS: Principles and Applications, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 127-142. https://doi.org/10.1007/978-3-319-78711-4_7
  • Nirmal Kumar, S. K. Singh, V. N. Mishra, G. P. Obi Reddy, and R. K. Bajpai (2018). Open-Source Satellite Data and GIS for Land Resource Mapping, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp 185-200. https://doi.org/10.1007/978-3-319-78711-4_10
  • G.P. Obi Reddy (2018). Remote Sensing and GIS in Digital Terrain Modeling, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 201-222, https://doi.org/10.1007/978-3-319-78711-4_11
  • G.P. Obi Reddy (2018). Remote Sensing and GIS for Geomorphological Mapping, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp.223-252, https://doi.org/10.1007/978-3-319-78711-4_12
  • Chattaraj, S. K. Singh, S. K. Ray, V. Ramamurthy, A. Daripa, and G. P. Obi Reddy (2018). Geospatial Technologies for Semiautomated Baseline Database Generation for Large-Scale Land Resource Inventory, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 253-271 https://doi.org/10.1007/978-3-319-78711-4_13
  • S.K. Gangopadhyay, G. P. Obi Reddy, D. C. Nayak, and S. K. Singh (2018). Land Resource Inventory and Mapping: Tools and Techniques, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 297-322, https://doi.org/10.1007/978-3-319-78711-4_15
  • Nisha Sahu, G. P. Obi Reddy, Rajeev Srivastava, Narayan Lal, and S. K. Singh (2018). Land Resource Inventory for Village-Level Agricultural Land Use Planning, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 335-352, https://doi.org/10.1007/978-3-319-78711-4_17
  • G.P. Obi Reddy, Nirmal Kumar, and S. K. Singh (2018). Remote Sensing and GIS in Mapping and Monitoring of Land Degradation, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 401-424, https://doi.org/10.1007/978-3-319-78711-4_20
  • G.P. Obi Reddy and S. K. Singh (2018). Land Resources Information System and NBSS BHOOMI Geoportal for Land Resource Monitoring and Management,In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 451-468, https://doi.org/10.1007/978-3-319-78711-4_22
  • G.P. Obi Reddy, V. Ramamurthy, and S. K. Singh (2018). Integrated Remote Sensing, GIS, and GPS Applications in Agricultural Land Use Planning, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 489-515, https://doi.org/10.1007/978-3-319-78711-4_24
  • G.P. Obi Reddy (2018). Geospatial Technologies in Integrated Watershed Management, In: Reddy G.P.O. and Singh S.K. (eds) Geospatial Technologies in Land Resources Mapping, Monitoring and Management. Geotechnologies and the Environment, Vol 21. Springer, Cham, pp. 569-586, https://doi.org/10.1007/978-3-319-78711-4_27
  • G.P. Obi Reddy, S.K. Singh, N.G.Patil and A. Chaturvedi (2017). Land Resource Inventory, Mapping and Management - An Indian Perspective, In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources-An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 1-30.
  • N.G. Patil, S.K. Singh, G.P. Obi Reddy and A. Chaturvedi (2017). Soil Survey Information for Land Use Planning and Soil Management: An Indian Perspective In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 31-44.
  • Nirmal Kumar, G.P. Obi Reddy, S. Chatterji, Rajeev Srivastava, S.K. Singh (2017). Soil Suitability Evaluation for Soybean Using Temporal Satellite Data and Field Data – A Case Study from Semi-Arid Region of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 387-410.
  • Nisha Sahu, G.P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava and S.K. Singh (2017).Morphometric Analysis using GIS Techniques - A Case Study from Basaltic Terrain of Central IndiaIn:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 301-326.
  • Nirmal Kumar, G.P. Obi Reddy, S. Chatterji, Rajeev Srivastava, S.K. Singh (2017).Soil Suitability Evaluation for Soybean Using Temporal Satellite Data and Field Data – A Case Study from Semi-Arid Region of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1,pp. 387-410.
  • G.P.Obi Reddy, S.K. Singh, Nirmal Kumar, C. Mondal, R. Srivastava, A.K.Maji and Dipak Sarkar (2017).Geospatial Technologies inDevelopment of Soil Information System and Prototype GeoPortalIn:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1,pp. 411-442.
  • Ramamurthy, V., S. K. Singh, S. Chattaraj., S. C. Ramesh Kumar and G.P.Obi Reddy (2017).Land Resource Inventory Towards Village Level Agricultural Land Use PlanningIn:G.P.O. Reddy.,Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 643-668
  • M.K. Vishal, G.P. Obi Reddy, Nirmal Kumar, R.S. Mehta, O.P. Aishwath, R. Singh (2017). A discussion on AESR based production scenarios of seed spices of two major states of India - Rajasthan and Gujarat, In: Research and Developmental Advances in Spices, Medicinal & Aromatic Crops Cultivation, Processing and Trade for prosperity of Indian Farmers, p.134-142, published by Society for Integrated Development of Agriculture.
  • Obi Reddy, G.P., S.K. Singh, N.G.Patil and A. Chaturvedi (2017). Land Resource Inventory, Mapping and Management - An Indian Perspective, In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 1-30.
  • Obi Reddy, G.P., S.K. Singh, Nirmal Kumar, C. Mondal, R. Srivastava, A.K. Maji and Dipak Sarkar (2017). Development of Soil Information System and Prototype GeoPortal for Resource Management In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 411-442.
  • Patil, N.G., S.K. Singh, G.P. Obi Reddy and A. Chaturvedi (2017).Soil Survey Information for Land Use Planning And Soil Management: An Indian Perspective In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 31-44.
  • Ramamurthy, V., S.K. Singh, S. Chattaraj., S.C. Ramesh Kumar and G.P. Obi Reddy (2017). Land Resource Inventory Towards Village Level Agricultural Land Use Planning In: G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 643-668.
  • Sahu, Asha, S Bhattacharya, A Mandal, JK Thakur, Nisha Sahu, N Atoliya, MC Manna, AK Patra (2017). Microbes: a sustainable approach for enhancing nutrient availability in agricultural soils. In: Agriculturally important microbes for sustainable agriculture. Meena et al. (Eds.) Springer publication.(Accepted).
  • Sahu, Nisha, G.P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava and S.K. Singh (2017).Morphometric Analysis using GIS Techniques - A Case Study from Basaltic Terrain of Central India In:G.P.O. Reddy., Patil, N.G., & Chaturvedi, A. (Eds.), Sustainable Management of Land Resources - An Indian Perspective, Apple Academic Press, USA, ISBN-13: 978-1-77188-517-1, pp. 301-326.
  • Sahu, Nisha, D. Vasu, Asha Sahu, Narayan Lal and S.K. Singh (2017). Agriculturally Important Microbes for Sustainable Agriculture - Volume I: Plant-Soil-Microbe nexus. Chapter: Strength of microbes in nutrient cycling: a key to soil health. Springer Publication.(Accepted).
  • Obi Reddy, G.P. (2016). Geospatial database mangement in GIS, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, ISBN: 978-81-89043-47-6, NBSS&LUP Publ. No.171, p 34-40.
  • Obi Reddy, G.P. (2016). Soil Geoportal Developemental and Its Applications, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, ISBN: 978-81-89043-47-6, NBSS&LUP Publ. No.171, p 50-56.
  • Singh, U.B, Asha Sahu, Nisha Sahu, Renu, Wasiullah, Deepti Malviya, B.P. Singh, Moh. Imran, Pallavi, Shamandeep Kaur, Alka Singh, Ruchita Dixit, N. Karthikeyan, K. Pandiyan, D.T. Nagrale, P.K. Sharma, J.P. Rai, M.C. Manna and A.K. Sharma. (2016). Microbial Empowerment in Agriculture: A Key to Sustainability and Crop Productivity Chapter-8 Biological Control of Plant-Parasitic Nematodes: Recent Perspectives. pp- 173-226 published by Biotech Books, New Delhi.
  • Sahu, Nisha, G. P. Obi Reddy, Nirmal Kumar, M. S. S. Nagaraju, Rajeev Srivastava, and S. K. Singh (2016). Sustainable Management of Land Resources: An Indian Perspective. Chapter-11 Morphometric Analysis Using GIS Techniques: A Case Study from the Basaltic Terrain of Central India. Published by CRC Press.
  • Obi Reddy, G.P. and Singh, S.K. (2016). Role of remote sensing and geospatial technologies in climate smart agriculture, In: Climate Resilient Agronomy (Eds: B. Venkateshwarulu et al.,), Indian Society of Agronomy, New Delhi, p.368-378.
  • G.P. Obi Reddy, Dipak Sarkar, C. Mandal, R. Srivastava, T. Bhattacharyya, L.G.K. Naidu, G.S. Sidhu, U. Baruah, S.K. Singh, R.S. Singh, K.M. Nair, T.K. Sen, P. Chandran, A.K. Sahoo, S. Srinivas, Nirmal Kumar and Sapana Chavan (2016). Digital Soil Resource Database and Information System In: Geospatial Technology for Integrated Natural Resources Management (Eds. P.S. Roy and R.S. Dwivedi), 370-406 pp., Yes Dee Publishing Pvt Ltd, ISBN-978-93-80381-48-0, Chennai.
  • Obi Reddy, G.P. (2016). Geospatial database mangement in GIS, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, NBSS&LUP Publ. No.171, p 34-40.
  • Obi Reddy, G.P. and S.K. Singh (2016). Role of remote sensing and geospatial technolies in climate smart agroculture, In: Climate Resilient Agronomy (Eds: B. Venkateshwarulu et al.,), Indian Society of Agronomy, New Delhi, p.368-378.
  • Obi Reddy, G.P., Dipak Sarkar, C. Mandal, R. Srivastava, T. Bhattacharyya, L.G.K. Naidu, G.S. Sidhu, U. Baruah, S.K. Singh, R.S. Singh, K.M. Nair, T.K. Sen, P. Chandran, A.K. Sahoo, S. Srinivas, Nirmal Kumar and Sapna Chavan (2016). Digital Soil Resource Database and Information System, In: Geospatial Technology for Integrated Natural Resources Management, Yes Dee Publishing Pvt. Ltd, Chennai, pp. 321-351.
  • Obi Reddy, G.P. (2016). Soil Geoportal Developemental and Its Applications, In: Land Use Planning for Arresting Land degrdation, Combating Climate Change and Ensuring Food Security- A Training Manual, NBSS&LUP Publ. No.171, p 50-56.
  • Yagi, K., Agus, F., Arao, T., Aulakh, M.S., Bai, Z., Carating, R., Jung, K., Kadono, A., Kawahigashi, M., Lee, S.H., Ma, L., Reddy, G.P.O., Sidhu, G. S., Takata, Y., Tien, T.M., Xu, R., Yan, X., Yokoyama, K., Zhang, F. and ZhouD. (2015). Regional Assessment of Soil Changes in Asia, In: Status of the World’s Soil Resources (SWSR) – Main Report. Food and Agriculture Organization of the United Nations and Intergovernmental Technical Panel on Soils, Rome, Italy, ISBN 978-92-5-109004-6, pp. 287-329.
  • G.P. Obi Reddy and Dipak Sarkar (2015). Geospatial Technologies for Land Use Planning, Sustainable Land Resource Management and Food Security. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), Apple Academic Press Inc., Canada, ISBN: 13: 978-1-77188-198-2, pp. 91-104.
  • Srivastava, Rajeev, Dipak Sarkar and G. P. Obi Reddy (2015).Recent Advances in the Assessment of Degraded Lands for their Management. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), ISBN: 13: 978-1-77188-198-2, pp. 79-87.
  • Yagi, Kazuyuki, Fahmuddin Agus, Tomohito Arao, Milkha S. Aulakh, Zhaohai Bai, Rodel Carating, Kangho Jung, Atsunobu Kadono, Masayuki Kawahigashi, Seung Heon Lee, Lin Ma, G.P. Obi Reddy, G.S. Sidhu, Yusuke Takata, Tran Minh Tien, Renkou Xu, Xiaoyuan Yan, Kazunari Yokoyama, Fusuo Zhang, Dongmei Zhou (2015). Regional Assessment of Soil Changes in Asia, (Chapter-10), Status of World Soil Resources Report, 287-329.Status of the World’s Soil Resources (SWSR) – Main Report.Food and Agriculture Organization of the United Nations and Intergovernmental Technical Panel on Soils, Rome, Italy.
  • eBook Chapter cum training manual on “Soil Health Mapping using Geo-statistical Modelling Techniques in GIS Software (Basics)” by S. Chattaraj, G.P. Obi Reddy, P. Tiwary and Dhiraj A. Raut.
  • eBook Chapter cum training manual on “Geospatial Tools for Development and Analysis of Soil Fertility Database in GIS” by G.P. Obi Reddy, P. Tiwary and S. Chattaraj.
  • Rajeev Srivastava, Dipak Sarkar and G. P. Obi Reddy (2015). Recent Advances in the Assessment of Degraded Lands for their Management. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), ISBN: 13: 978-1-77188-198-2, pp. 79-87
  • Prasad, Jagdish and Rajeev Srivastava (2015).Soil Survey for Agricultural Land Use Planning. (Ed. R.K. Rattan J.C. Katyal, B.S. Dwivedi, A.K. Sarkar, Tapas Bhattacharyya, J.C. Tarafdar, S.S Kukal) In: Soil Science: An Introduction, Published by the Indian Society of Soil Science, New Delhi. P. 97-111.
  • Nirmal Kumar, G. P. Obi Reddy, S. Chatterji (2015). GIS Modeling to Assess Land Productivity Potential for Agriculture in Sub-Humid (Dry) Ecosystem of Wardha District, Maharashtra, In: The Geospatial Momentum for Society and Environment (Eds.) Anjana Vyas, Franz-Josef Behr, Dietrich Schröder, pp 271-276.
  • Obi Reddy, G.P. and Dipak Sarkar (2015). Geospatial Technologies for Land Use Planning, Sustainable Land Resource Management and Food Security. In: Integrated Land Use Planning for Sustainable Agriculture and Rural Development (Eds: Rao M.V. et al., 2015), Apple Academic Press Inc., Canada, ISBN: 13: 978-1-77188-198-2, pp. 91-104.
  • Nirmal Kumar, G. P. Obi Reddy, S. Chatterji (2014). GIS Modeling to Assess Land Productivity Potential for Agriculture in Sub-Humid (Dry) Ecosystem of Wardha District, Maharashtra, In: The Geospatial Momentum for Society and Environment (Eds.) Anjana Vyas, Franz-Josef Behr, Dietrich Schröder, pp 271-276.
  • Nagarjuna Kumar, R., Obi Reddy, G.P., Ravindra Chary, G., Srinivas rao, Ch and Maruthi Sankar, G.R. (2014). Developing Cadastral Level Resource Maps Using Geospatail Technologies, In: Adaptation and Mitigation Startegies for Climate Resilient Agriculture (Eds: G. Ravindra Chary et al.,), Central Research Institute for dryland Agriculture, ICAR, Hyderabad, India, ISBN: 978-93-80883-25-0, pp. 353-362.
  • Nagarjuna Kumar, R., Obi Reddy, G.P., Ravindra Chary, G., Srinivas rao, Ch and Maruthi Sankar, G.R. (2014). Developing Cadastral Level Resource Maps Using Geospatail Technologies, In: Adaptation and Mitigation Strategies for Climate Resilient Agriculture (Eds: G. Ravindra Chary et al.,), Central Research Institute for dryland Agriculture, ICAR, Hyderabad, India, ISBN: 978-93-80883-25-0, pp. 353-362.
  • Nirmal Kumar and K Karthikeyan (2014). Remote sensing of soil residue cover and conservation agriculture. In: J Somasundaram, R S Chaudhary, A Subba Rao, K M Hati, N K Sinha & M V Coumar (eds.). Conservation agriculture for carbon sequestration and sustaining soil health. pp. 485-494. New India Publishing Agency, New Delhi, India.
  • Obi Reddy, G.P. and Dipak Sarkar (2014). Geospatial technologies in sustainable land resource management for land use planning and food security, In: Integrated Land Use Planning for Sustainable agriculture and rural development, Apple Academic Press.
  • G.P. Obi Reddy and Dipak Sarkar (2013). Remote sensing and GIS for spatial decision support in sustainable land resource management, In: Geospastail Technologies for Natural Resource Management (Eds: S.K. Soam, P.D. Sreekanth and N.H. Rao), New India Publishing Agency, ISBN: 978-93-81450-80-2, pp. 259-277.
  • Obi Reddy, G.P. and Dipak Sarkar (2013). Remote sensing and GIS for spatial decision support in sustainable land resource management, In: Geospastail Technologies for Natural Resource Management (Eds: S.K. Soam et al.,), pp. 259-277.
  • Obi Reddy, G.P. and Dipak Sarkar (2012). Geospatial technologies in characterization of land use systems and analysis of their spatio-temporal dynamics in hot sub-humid ecosystem of Central India, In: Agro-informatics and precision agriculture 2012,(Eds: P. Krishna Reddy et al.,), Allied Publishers, ISBN: 978-81-8424-772-5, pp. 205-211.
  • Nirmal Kumar (2012). Overview of GIS and image processing software’s. In Remote sensing and GIS in digital terrain analysis and soil-landscape modeling (Eds. G.P. Obi Reddy and Dipak Sarkar), NBSS Publ. No. 152, NBSS&LUP, Nagpur, pp. 113.
  • Nirmal Kumar, R.N. Sahoo, N.K. Sinha (2012). Discriminating Different Tillage: Through remote sensing approach, Lambert Academic publishers, Germany, pp 92.
  • Obi Reddy, G.P. and Dipak Sarkar (2012). Geospatial technologies in characterization of land use system and analysis of their spatio-temporal dynamics in hot sub-humid ecosystem of central India. In: Agro-informatics and Precision Agriculture 2012, (P. Krishna Reddy et. al. eds.), pp.205.
  • A.K. Maji and G.P. Obi Reddy (2009). GIS Applications in Soil Survey and Mapping Soil Survey Manual, NBSS&LUP Publ. No. 146 (Eds. Bhattacharyya et al., 2009), p. 202-214.
Popular Articles
  • G.P. Obi Reddy, B.S. Dwivedi and G. Ravindra Chary (2021). Big data in smart farming: Challenges and opportunities, Indian Farming, 71(11), 75-78.
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Obi Reddy, G.P., N.G. Patil, P. Chandran, Rajeev Srivastava, Jagdish Parsad, S. Chatterji, M.S.S. Nagaraju, K. Karthikeyan, Nisha Sahu, and D. Vasu (2016). Abstracts Volume International Conference on “Integrated Land Use Planning for Smart Agriculture – An Agenda for Sustainable Land Management” held on (November 10-13,2016),at NBSSLUP, Nagpur, India., P 340.
  • Obi Reddy, G.P., S. Chatterji, N.G. Patil, P. Chandran, Nisha Sahu, Rajeev Srivastava and Jagdish Prasad (2016). Souvenir Volumeof International Conference on “Integrated Land Use Planning for Smart Agriculture –An Agenda for Sustainable Land Management” held on (November 10-13, 2016), at NBSSLUP, Nagpur, India, P 64.
  • Obi Reddy, G.P., Nirmal Kumar, S. Chattaraj, Nisha Sahu and A.P. Nagar and Prakash Ambekar (2014).Souvenirof ICAR Zonal Tournament (Central Zone), p 32.
  • Obi Reddy G.P. (2014). Innovative and cost effective spatial positioning-Scope of geospatial technologies in large scale land resource inventory, GIS India, Vol. 23 (4), 4-5.
  • Obi Reddy G.P. and S.K. Singh (2014).Achieving food security through land management, Geospatial Today, (July, 2014), 14-20 p.
  • Obi Reddy G.P., Jiji Cyriac, S. Pradhan, R. Kharche, A K Jain, and Dipak Sarkar (2014). Innovative technologies in digital library and information management under –Granth at NBSS&LUP.
  • Obi Reddy G.P., Nirmal Kumar, S. Chattaraj, Nisha Sahu and A.P. Nagar and Prakash Ambekar (2014). Souvenirof ICAR Zonal Tournament (Central Zone), p 32.
  • Sarkar, Dipak, S. Chatterji, P. Chnadran, T.K. Sen and G.P. Obi Reddy (2013). Profile: National Bureau of Soil Survey and Land Use Planning, Nagpur, ICAR News, Vol. 19 No. 1 pp 10-13.
  • Obi Reddy G.P. (2012). Advances of GIS and remote sensing in hydro-geomorphology, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 184-193.
  • Obi Reddy G.P. (2012). Conceptual design of soil information system – A Geoportal, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp217-226.
  • Obi Reddy G.P. (2012). Digital Elevation Models- Sources and resolutions, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 121-125.
  • Obi Reddy G.P. (2012). Extraction of terrain variables from DEM, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 140-146.
  • Obi Reddy G.P. (2012). Geomorphological processes and evolution of landforms, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 26-35.
  • Obi Reddy G.P. (2012). GIS and remote sensing applications in watershed hydrology, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 159-173.
  • Obi Reddy G.P. (2012). Principles and applications of digital terrain analysis, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 129-135.
  • Obi Reddy G.P. (2012). Principles and concepts of GIS, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 69-77.
  • Obi Reddy G.P. (2012). Principles of digital image processing, In: Remote sensing and GIS in digital terrain analysis and soil-landscape modeling, NBSS&LUP Publ. No. 152 (Eds. G.P. Obi Reddy and Dipak Sarkar, 2012), pp 86-97.
  • Nirmal Kumar (2012). Geostatistics in digital terrain analysis. In Remote sensing and GIS in digital terrain analysis and soil-landscape modeling (Eds. G.P. Obi Reddy and Dipak Sarkar), NBSS Publ. No. 152, NBSS&LUP, Nagpur, pp. 147.
  • Nirmal Kumar (2012). Remote sensing and GIS applications in LULC analysis. In Remote sensing and GIS in digital terrain analysis and soil-landscape modeling (Eds. G.P. Obi Reddy and Dipak Sarkar), NBSS Publ. No. 152, NBSS&LUP, Nagpur, pp. 254.
  • Obi Reddy, G. P. and Sarkar, Dipak (2012). Land degradation, environment and food security, Geography and You, 12(73):6-9.
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

 

Conferences

  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

Seminars

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  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

Workshops

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  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

 

Technology
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  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

Copyrights
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  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast

  • Patents
    • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
    • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
    • Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarksgrove right at the coast
  • Member, Sub-Group-1 of Standing Committee-Agriculture & Soils, MoAFW, Govt. of India and ISRO-2021
  • Member, Editorial Board, International Journal of Ecology and Environmental Sciences (IJEES)- 2021 onwards
  • Member, ISO/TC 211/WG 4 “Geospatial Services” of OGC- 2021-to till date
  • Member, Board of Studies, Dept. of Geography, RTM Nagpur University, Nagpur-2018 to till date
  • Member, Editorial Board, Agropedology for the year 2017-18; Member
  • Secretary, Indian Society of Agricultural Information Technology (INSAIT), Dharwad, 2018- till date
  • Member, Institute Management Council (IMC), Indian Institute of Soil Science, Bhopal-2011-2014
  • Member, LITD-22, Committee on Geospatial Information, Bureau of Indian Standards (BIS)