Dr. R. Subbaiah
Dean, CAET
- B.Tech. in Agricultural Engineering: Dr PDKV, AKOLA
- M.Tech in Soil and Water Engineering : Rajasthan Agricultural University, BIKANER
- Ph.D. in Soil and Water Engineering : Indian Institute of Technology, Kharagpur
PROFESSIONAL AREA
- Research Area: Rainfall –Runoff Modelling, Irrigation Systems, Command Area Planning
- Research Interests: Irrigation Water Management, RS& GIS, Optimization algorithms
- Memberships/Fellow of Societies:
1) Life member Indian Society of Agricultural Engineers (LM 192)
2) Life member Indian Water Resources Society (LF-2015- 1391)
3) Life Fellow Indian Association of Hydrologists (LF 314)
4) Associate life member in the Institution of Engineers (India) (AM 79223/6)
5) Annual member in Gujarat Association of Agricultural sciences.
6) Life Member Indian Association of Agro-Meteorologists (LM 97)
7) Life Member in Indian Meteorological Society
8) Life member in Indian Society of Soil and Water Conservationists (LM 1117)
9) Life member in Indian Society of Technical Education (LM 29600)
10) Life member Indian Society of Hydraulics (LM 497) - Research Projects Completed: 08
PUBLICATIONS
Research articles/Review articles/ Short Communication:
Pamphlets published in Local Language for farmer’s benefit
1) Prajapathi G V and R Subbaiah: Use of Plastics in Agriculture Centre of excellence on Soil and Water Management, Research Training and Testing centre, Junagadh Agricultural University Junagadh
2) Mashru H H Subbaiah R and Prajapathi G V: Drip Irrigation operation and maintenance Centre of excellence on Soil and Water Management, Research Training and Testing centre, Junagadh Agricultural University Junagadh
3) Mashru H H Savani J B Subbaiah R and Prajapathi G V Lime Harvester Centre of excellence on Soil and Water Management, Research Training and Testing centre, Junagadh Agricultural University Junagadh
4) Prajapathi G V Subbaiah R and Mashru H H: Porous pipe: A modern approach of irrigation Centre of excellence on Soil and Water Management, Research Training and Testing centre, Junagadh Agricultural University Junagadh
REVIEW ARTICLES:
Journals
1) Subbaiah,R. (1995). Micro and Macro scale root water uptake models-A state of art review. Indian Journal of Hydrology Vol XVIII (2&3) 22-45 (NAAS: NIL)
2) Subbaiah R (2013). A review of models for predicting soil water dynamics during trickle irrigation, Irrigation Science 31(3):225-258; DOI 10.1007/s00271-011-0309-x (NAAS: 8.29)
Conferences
1) Rao,K .A. and Subbaiah, R. (1993). Hydrological modeling of water resources for watershed – Reservoir – command area continuum. International Conference on Hydrology and Water Resources Management held at New Delhi from 19-22 Dec, 1993. (NAAS: NIL)
2) Subbaiah,R. and Patel N.C. (1997). Crop planning based on soil water hydrology, Proc. National Symposium on Crop Sequence Research in Gujarat held at Anand, pp 65-77. (NAAS: NIL)
3) Subbaiah, R and Sirpurapu, S C B (2000). Cropping pattern optimization models: a review. Presented in Operations Research Society of India, held at IIM Ahmedabad from Dec14-16, 2000 (NAAS: NIL)
Journals
1. Tyagi,N.K.; Subbaiah,R. and Jaspal Singh. (1989). An application of linear programming to determine optimal systems for rainwater management: An economic view. Water Resources Management, Vol 3. 271-286. (Published by Elsievier Publication, Netherlands) (NAAS: 8.26)
2. Subbaiah,R. and Rao, K.A. (1993). Root growth simulation model for specified environment. J. Irrigation and Drainage Engineering ASCE, Vol. 119(5): 898-904. (Published by ASCE) (NAAS: 7.13)
3. Vekariya P B, Subbaiah R and Mashru HH (2011), Hydraulics of Microtube irrigation: A dimensional Analysis Approach, Irrigation Science, Vol 29 (4):341-350 (NAAS: 8.29)
4. Subbaiah, R., and H.H. Mashru. 2013. Modeling for predicting soil wetting radius under point source surface trickle irrigation. Agric Eng Int: CIGR Journal, 15(3): 1-10. (NAAS: NIL)
International Conferences
1. Subbaiah,R. and Rao,K.A. (1992). Micro level irrigation planning for rural development. Proc. of Silver Jubilee International Regional Science Conference held at IIT Kharagpur from Dec 17-19, 1992. (NAAS: NIL)
2. Subbaiah, R (2002). A nonlinear chance constrained approach to irrigation planning. Proc. International Conference in Advances in Civil Engineering held at IIT Kharagpur during 3-5 Jan 2002 Allied Publishers, New Delhi pp 268-277 (NAAS: NIL)
3. Subbaiah, R and Tyagi, N K (2001). Rain water management strategies for watershed management. Proc. Int. workshop on integrated water management to be held at Bangalore during 21-23, June 2001 (NAAS: NIL)
4. Subbaiah, R. (2003) Rainwater harvesting through farm reservoirs: an economic view. Proc. HYDROLOGY & WATERSHED MANAGEMENT Vol 1, B S Publications, Sultan Bazar Hyderabad pp 494-502 (NAAS: NIL)
5. Subbaiah, R. (2004). Kalman’s filtering approach to irrigation management, Proc. Advanced modeling Techniques for sustainable management of water resources, Allied Publishers, New Delhi pp 181-185 (NAAS: NIL)
Books
1. Sustainable Management of Water Resources published by Himanshu Publications, New Delhi. The cost of the book is Rs. 1250 ISBN: 81-7906-095-0
2. Water management and Climate Smart Agriculture Vol 1, Published by Gyan Publications New Delhi ISBN: 978-81-2121-315-8
3. Water management and Climate Smart Agriculture Vol 2 Published by Gyan Publications New Delhi ISBN: 978-81-2121-316-5
4. Water management and Climate Smart Agriculture Vol 3 Published by Gyan Publications New Delhi ISBN: 978-81-2121-317-2
5. R Subbaiah and G V Prajapathi 2015 Implications of Climate Change on pedagogical issues of water resources management, JAU, Junagadh
Book Chapter
1) R Subbaiah and K A Rao Micro level Irrigation Planning for rural development in the book entitled Trends in Regional Science: Concepts Methods and techniques in Agricultural Rural development and Poverty alleviation edited by C R Pathak Shyma Publishers Kharagpur 213-228 ISSN: 0046-9017
2) R Subbaiah Pankaj Gupta and Indra Mani: Farm Mechanization In Patel N C Mbuya O S Rajababu V Vyas : Strategies for Doubling the Farmers’ Income Satish Serial Publishing House Azadpur New Delhi ISBN 978-81-94252-56-6 pp 269-288
3) R Subbaiah 2023 Waste Water: Transforming Form Liability to a Treasure in book entitled by Disguise Water Productivity Enhancement in Scarcity Zones: Approaches and Applications ISBN 978-93-5786-682-3 edited by C K Patel, R N Singh, B S Parmar, A K Saini, J J Makwana, M M Chaudhary, Foram Patel 1-25 ISBN 978-93-5786-682-8
4) R Subbaiah 2023 Crop Yield Prediction Based on Irrigation Uniformity (52-72) in book entitled by Disguise Water Productivity Enhancement in Scarcity Zones: Approaches and Applications ISBN 978-93-5786-682-3 edited by C K Patel, R N Singh, B S Parmar, A K Saini, J J Makwana, M M Chaudhary, Foram Patel, ISBN 978-93-5786-682-8
KEY PUBLICATIONS:
Journals
1) Subbaiah,R.; Bodhankar,S.S. Narkhede, N.N. and Pandey, R.N. (1990). Low-cost solar powered water pump: A case study. J. Agric. Engg., Vol 27 (1-4): 91-95. (NAAS: 4.27) https://doi.org/10.52151/
2) Subbaiah,R. (1991). Decision support for managing rainwater: A case study. J. of Agric. Engg., 1(1): 59-65. September Issue (Published from ISAE New Delhi) (NAAS: 4.27)
3) Subbaiah,R. and Pandey, R.N. (1992). Movement of moisture during high frequency irrigation. J. Institution of Engineers (India), Vol 73 (AG-1): 14-16. (Published from Institution of Engineers Kolkata)
4) Subbaiah,R; Jaspal Singh and Tyagi, N.K. (1992). Conjunctive use of canals, aquifers and rain waters. J. Institution of Engineers (India). Vol 73 (AG-1): 26-29. (Published from Institution of Engineers Kolkata)
5) Subbaiah, R. and Rao, K.A. (1992). Water stress response function for wheat. J. of Indian Water Resources Society, Vol 12 (3&4): 168-171. (Published from WRDTC Roorkee) (NAAS: 2.47)
National Conferences
1) Subbaiah,R. and Pandey,R.N. (1987). Investment-response functions of farm reservoirs in semi arid tropics. Proc. XXIV Annual Convention of ISAE held at Akola.
2) Subbaiah,R. and Pandey,R.N. (1989). Comparitive study of irrigation scheduling approaches for wheat crop. Proc. Symp. on Irrigation Scheduling held at Udaipur on Mar 2-3, 1989.
3) Maraviya,R.B.; Subbaiah,R. and P andey,R.N. (1989). Management strategies for coastal saline soils of Gujarat. Proc. National Seminar on Advances in Ground water Hydrology and management of irrigated Lands held at Surat. pp316.
4) Subbaiah,R. and Patel,C.L. (1989). Rainfall analysis for agricultural water management in South Saurashatra Zone of Gujarat. Proc. of the Silver Jubilee Convention of ISAE held at Rajasthan Agricultural University, Udaipur.
5) Subbaiah,R.; Vyas,D .M. and Suthar,S.H. (1989). Role of agricultural engineering in developing rural areas. Proc. National Seminar on Role of Agricultural Engineering in developing rural areas held at Raichur.
AWARDS/ACHIEVEMENTS
- Awarded Certificate by the Board for Getting highest marks in the language at HSC level from Maharashtra State Board (1981)
- Awarded University Scholarship at Rajasthan Agricultural University for pursuing post-graduation program (1986-87)
- Got the Senior Research Fellowship from Council of Scientific and Industrial Research to pursue the Doctoral Program at IIT, Kharagpur (1991-1993)
- Appointed as Member of the Research Board of Governors in American Biographical Institute for the Year 2000-2001 and 2004-2005
- Awarded best paper award for the paper entitled STOCHASTIC MODELING OF EVAPOTRANSPIRATION in the National seminar on Agro-meteorological Research for sustaining agricultural Productivity held at Anand during sep 27-28, 2001
- Associate Editor for the discipline of Soil and water Engineering of the Journal of Agricultural Engineering research published by ICAR, New Delhi (2014)
- Reviewer for Journal of Hydrology, Agricultural water management, Journal of Irrigation and Drainage Engineering, Agro-meteorological Journal
- I was awarded Fellow by Association of Hydrologists, NIH Roorkee (IAH/Misc/13 dated 15.4.2014) LF-314
- I was awarded Fellow by Indian Water Works Association, Mumbai (IWWA/K8/2014/LF-1178) dated 7/4/2014. LF -1178
- I was awarded Fellow by Indian water Resources Society, Roorkee during July, 2015. F-2015-139
- A. Dean, CAET, RPCAU, Pusa, Samastipur-848 125 Bihar, India
- M. cae@rpcau.ac.in
- T. +91 9429115051






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