Name: Dr. R. Raja
 eMail:
rajatnau@gmail.com
 Specialisation
Natural Resources Management, Crop Simulation Modeling, Conservation Agriculture
Qualification
Ph. D (Agronomy)
 Years of experience
12 years
Address
Central Institute for Cotton Research, Regional Station,
Coimbatore - 641 003, Tamil Nadu
Telephone: (0422) 2430045
Fax: (0422) 2454021; Mobile: 09443773463

ACADEMIC QUALIFICATION

  • Ph. D. in Agronomy, Agricultural College & Research Institute, TNAU, Coimbatore – 641 003, 2001
  • M.Sc. in Agronomy, Agricultural College & Research Institute, TNAU, Coimbatore – 641 003, 1998
  • B.Sc. in Agriculture, Agricultural College & Research Institute, TNAU, Coimbatore – 641 003, 1996

EMPLOYMENT

Senior Scientist (Agronomy) CICR RS, Coimbatore 2015-Present
Senior Scientist (Agronomy) CRRI, Cuttack 2008-2015
Scientist Senior Scale CARI, Port Blair 2007-2008
Scientist CARI, Port Blair 2003-2007

 

RESEARCH PROJECTS HANDLED

Project Title Funding Agency Period Role
Confidence building and facilitation of large scale use of fly ash as an ameliorant and nutrient source for enhancing rice productivity and soil health DST,
New Delhi (66.26 lakhs)
April 2010-December 2014 Principal Investigator       
(Jan- Dec 2014)
Strategies to enhance adaptive capacity to climate change in vulnerable regions NAIP-GEF (Component 3)
(167.8 lakhs)
April 2010-June 2014 Co- Investigator
Development of crop and nutrient management practices in rice for Odisha State IRRI  (US $ 15000) June 2013- April 2015 Co- Investigator
Development of Integrated Farming System model under different resource conditions in humid tropics of Bay Islands AP CESS (21.27 lakhs) April 2004-July 2007 Co- Investigator
Crop diversification through BBF based farming system in valley areas of Bay Islands AP CESS (24.06 lakhs) July 2005- July 2008 Co- Investigator
Biochemical and molecular characterization of soils of mangrove forests of Andamans AP CESS (21.03 lakhs) April 2005-March 2008 Co- Investigator
Suggesting cost effective solutions for the development of appropriate land reclamation programs in tsunami affected Andaman-Nicobar Island and the Maldives (Consultancy) ITRC, Colombo  (16.07 lakhs) March 2006-December 2007 Team member

 

PUBLICATION

Research articles

  • Raja, R., Nayak, A.K., Rao, K.S., Chandrika Puree, Mohammad Shahid, Panda, B.B., Anjani Kumar, Tripathi, R., Bhattacharyya, P., Baig, M.J., Lal, B., Mohanty, S., Priyanka  Gautam. 2014. Effect of fly ash deposition on photosynthesis, growth and yield of rice. Bulletin of Environmental Contamination and Toxicology, 93: 106-112
  • Raja, R., Nayak, A.K., Panda, B.B., Lal, B., Tripathi, R., Mohammad Shahid, Anjani Kumar, Mohanty, S., Samal, P., Priyanka  Gautam, Rao, K.S. 2014. Monitoring of meteorological drought and its impact on rice (Oryza sativa L.) productivity in Odisha using standardized precipitation index. Archives of Agronomy and Soil Science, 60 (12): 1701-1715
  • Tripathi, R.,  Nayak, A.K., Mohammad Shahid, Lal, B., Priyanka  Gautam, Raja, R., Mohanty, S., Kumar, A., Panda, B.B., Sahoo, R.N. 2015. Delineation of soil management zones for a rice cultivated area in eastern India using fuzzy clustering. Catena, 133:128-136
  • Tripathi, R.,  Nayak, A.K., Mohammad Shahid, Raja, R.,  Panda, B.B., Mohanty, S., Kumar, A., Lal, B., Priyanka  Gautam,  Sahoo, R.N. 2015. Characterizing spatial variability of soil properties in salt affected coastal India using geostatistics and kriging. Arabian Journal of Geosciences, DOI 10.1007/s12517-015-2003-4.
  • Bhattacharyya, P.,  Nayak, A.K., Mohammad Shahid, Tripathi, R.,  Mohanty, S., Kumar, A., Raja, R., Panda, B.B., Lal, B., Priyanka Gautam, Swain, C.K., Roy, K.S., Dash, P.K. 2015. Effects of 42-year long-term fertilizer management on soil phosphorus availability, fractionation, adsorption–desorption isotherm and plant uptake in flooded tropical rice. The Crop Journal, http://dx.doi.org/10.1016/j.cj.2015.03.009.
  • Gautam, P., Lal, B., Raja, R., Tripathi, R., Mohammad Shahid, Baij, M.J., Puree, Chandrika, Mohanty, S., Nayak, A.K. 2015. Effect of simulated flash flooding on rice and its recovery after flooding with nutrient management strategies. Ecological Engineering, 77: 250-256
  • Gautam, P., Lal, B., Raja, R., Baig, M.J., Mohanty, S., Tripathi, R., Shahid, M., Bhattacharyya, P., Nayak,  A.K. 2015. Effect of nutrient application and water turbidity on submergence tolerance of rice (Oryza sativa L.). Annals of Applied Biology, 166: 90-104.
  • Gautam, P., Lal, B., Nayak, A.K., Bhattacharyya, P., Baig, M.J., Raja, R., Mohammad Shahid, Tripathi, R., Mohanty, S., Panda, B.B., Anjani Kumar. 2015. Application time of nitrogen and phosphorus fertilization mitigates the adverse effect of submergence in rice (Oryza sativa L.). Experimental Agriculture, doi:10.1017/S0014479714000453
  • Lal, B.,  Panda, B.B., Gautam, P.,  Raja, R., Singh, T.,  Mohanty, S.,  Shahid, M.,  Tripathi, R.,  Kumar, A.,  Nayak, A.K. 2015.   Input-output energy analysis of rainfed rice based cropping systems in Eastern India. Agronomy Journal,  doi: 10.2134/agronj14.0313.
  • Lal, B., Gautam, P., Mohanty, S., Raja, R., Tripathi, R.,  Shahid, M., Panda, B.B., Baig, M.J., Rath, L., Bhattacharyya, P., Nayak, A.K. 2015. Combined application of silica and nitrogen alleviates the damage of flooding stress in rice. Crop & Pasture Science, 66: 679-688
  • Bihari, P., Nayak, A.K., Gautam, P., Lal, B., Shahid, M., Raja, R., Tripathi, R., Bhattacharyya, P., Panda, B.B., Mohanty, S., Rao, K.S. 2015. Long term effect of rice based farming systems on soil health.  Environmental Monitoring and Assessment, DOI: 10.1007/s 10661-015-4518-2.
  • Nayak, A.K., Raja, R., Rao, K.S., Shukla, A.K., Sangita Mohanty, Mohammad Shahid, Tripathi, R., Panda, B.B., Bhattacharyya, P., Anjani Kumar, Lal, B., Sethi, S.K., Puri, C., Nayak, D., Swain,  C.K. 2015. Effect of fly ash application on soil microbial response and heavy metal accumulation in soil and rice plant. Ecotoxicology and Environmental Safety, 114: 257-262
  • Lal, B., Gautam, P., Raja, R., Nayak, A.K., Shahid, M., Tripathi, R., Bhattacharyya, P., Mohanty, S., Puri, C., Kumar, A., Panda, B.B. 2014. Weed community composition after 43 years of long-term fertilization in tropical rice-rice system. Agriculture, Ecosystem & Environment, 197: 301-308  
  • Gautam, P., Nayak, A.K., Lal, B., Bhattacharyya, P., Tripathi, R., Mohammad Shahid, Mohanty, S., Raja, R., Panda, B.B. 2014. Submergence tolerance in relation to application time of nitrogen and phosphorus in rice (Oryza sativa L.). Environmental and Experimental Botany, 99: 159-166
  • Bhattacharyya, P.,  Roy, K.S., Dash, P.K., Neogi, S., Mohammad Shahid, Nayak, A.K., Raja, R., Karthikeyan, S., Balachandar, D., Rao, K.S. 2014. Effect of elevated carbon dioxide and temperature on phosphorus uptake in tropical flooded rice (Oryza sativa L.). European Journal of Agronomy, 53: 28- 37.
  • Gautam, P., Lal, B., Raja, R., Baig, M.J., Haldar, D., Rath, L., Shahid, M., Tripathi, R., Mohanty, S., Bhattacharyya, P., Nayak, A.K. 2014. Post–flood nitrogen and basal phosphorus management affects survival, metabolic changes and anti-oxidant enzyme activities of submerged rice (Oryza sativa L.). Functional Plant Biology, 41: 1284-1294
  • Lal, B., Gautam, P., Rath, L., Haldar, D., Panda, B.B., Raja, R., Shahid, M., Tripathi, R.,  Bhattacharyya, P., Mohanty, S., Nayak, A.K. 2014. Effect of nutrient application on growth, metabolic and enzymatic activities of rice seedlings during flooding stress and subsequent re-aeration. Journal of Agronomy and Crop Science, doi:10.1111/jac.12094.
  • Mohammad Shahid, Nayak, A.K., Shukla, A.K., Tripathi, R., Kumar, A., Raja, R., Panda, B.B., Meher, J., Bhattacharyya, P., Dash, D. 2014. Mitigation of Iron Toxicity and Iron, Zinc, and Manganese Nutrition of Wetland Rice Cultivars (Oryza sativa L.) Grown in Iron-Toxic Soil. Clean Soil Air water, 42 (11): 1604-1609.
  • Tripathi R, Nayak AK, Bhattacharyya P, Shukla AK, Shahid M, Raja R, Panda BB, Mohanty S, Kumar A, Thilagam, VK. 2014. Soil aggregation and distribution of carbon and nitrogen in different fractions after 41 years long-term fertilizer experiment in tropical rice–rice system. Geoderma, 213: 280–286 
  • Shukla, A.K., Nayak, A.K., Raja, R., Kumar, V. and Sharma, S. 2014. Integrated nutrient management for enhancing system productivity and sustaining soil health in rice based system. Progressive Agriculture, 14(2): 328-335
  • Mohanty S, Nayak AK, Kumar A, Tripathi R, Shahid M, Bhattacharyya P, Raja R, Panda, BB. 2013. Carbon and nitrogen mineralization kinetics in soil of rice-rice system under long term application of chemical fertilizers and farmyard manure. European Journal of Soil Biology, 58: 113-121
  • Nayak, A.K., Anjani Kumar, Raja, R., Rao, K.S., Sangita Mohanty, Mohammad Shahid, Tripathi, R., Panda, B.B., Bhattacharyya, P. 2013. Fly ash addition affects microbial biomass and carbon mineralization in agricultural soils. Bulletin of Environmental Contamination and Toxicology, 92 (2): 160-164
  • Mohammad Shahid, Shukla, A. K., Nayak, A. K., Tripathi, R., Anjani Kumar, Mohanty S., Bhattacharyya, P., Raja,  R. and Panda, B.B. 2013. Long-term effects of fertilizer and manure applications on soil quality and yields in a sub-humid tropical rice-rice system. Soil Use and Management, 29(3): 322-332
  • Bhattacharyya, P., Nayak, A. K., Mohanty S., Tripathi, R., Mohammad Shahid, Anjani Kumar, Raja, R., Panda, B. B., Roy, K. S., Neogi, S., Dash, P. K., Shukla, A. K., Rao, K. S. 2013. Greenhouse gas emission in relation to labile soil C, N pools and functional microbial diversity as influenced by 39 years long-term fertilizer management in tropical rice. Soil and Tillage Research, 129: 93-105.
  • Nayak, A.K., Lal, B., Mohammad Shahid, Panda, B. B., Tripathi, R., Raja, R. and Mohapatra, T. 2013. Fertiliser Best Management Practices in Rice for Higher Productivity. Indian Journal of Fertilisers, 9(4): 54-66.
  • Raja, R., Ravisankar, N., Ghoshal Chaudhuri, S., Ambast, S.K., Subhash Chand, Din, M., Babulal Meena, Subramani, T., Zamir Ahmed. 2012. Effect of supplemental irrigation on yield and water productivity of dry season crops in Andaman and Nicobar Islands. Indian Journal of Agricultural Sciences, 82 (2): 122–126.
  • Nayak, A.K., Gangwar, B., Shukla, Arvind K., Mazumdar, Sonali P., Anjani Kumar, Raja, R., Anil Kumar, Vinod Kumar, Rai, P.K., Udit Mohan. 2012. Long-term effect of different integrated nutrient management on soil organic carbon and its fractions and sustainability of rice–wheat system in Indo Gangetic Plains of India. Field Crops Research, 127: 129–139
  • Anjani Kumar, Nayak, A.K., Shukla, Arvind K., Panda, B.B., Raja, R., Mohammad Shahid, Rahul Tripathi, Sangita Mohanty, Rath, P.C. 2012. Microbial Biomass and Carbon Mineralization in Agricultural Soils as Affected by Pesticide Addition. Bulletin of Environmental Contamination and Toxicology, 88: 538–542.
  • Nayak, A.K., Damodaran, T., Singh, C.S.,  Jha, S.K., Raja, R.,  Mishra, V.K., Sharma, D.K. and Singh, Gurbachan. 2010. Post tsunami changes in soil properties of Andaman Islands, India. Environmental Monitoring and Assessment, 170: 185-193.
  • Raja, R., Ghoshal Chaudhuri, S., Ravisankar, N., Swarnam, T.P., Jayakumar, V. and Srivastava, R.C. 2009. Salinity status of tsunami affected soil and water resources of South Andaman, India. Current Science, 96 (1): 152-156
  • Ghoshal Chaudhuri, S., Dinesh, R., Sheeja, T.E., Raja, R., Jeykumar, V., Srivastava, R.C. 2009. Physico-chemical, biochemical and microbial characteristics of soils of mangroves of the Andamans: A post-tsunami analysis. Current science, 97 (1): 98-102
  • Ganesh Kumar, B., Sendhil, R., Venkatesh, P., Raja, R., Jayakumar, V. and Jeyakumar, S. 2009. Socio-economic impact assessment of livelihood security in agriculture, animal husbandry and aquaculture on the tsunami-hit lands of Andaman. Agricultural Economics Research Review,  22 (Conference Number): 483-494
  • Swarnam, T.P., Velmurugan, A., Ravisankar, N., Raja, R., Ghoshal Chaudhuri, S. and Meena, B. L. 2009. Soil Fertility Classification (FCC) as a tool for sustainable management of soils of Island ecosystem. Journal of the Indian Society of Coastal Agricultural Research 27(2): 1-4
  • Singh, D.R., Srivastava, R.C. and Raja, R. 2009. Morinda citrifolia (Noni) - a viable alternative for tsunami affected agricultural lands. Indian Forester, 135 (11): 1470-1476
  • Ravisankar, N., Raja, R., Din, M., Elanchezhian, R., Swarnam, T.P., Deshmukh, P.S. and Ghoshal Chaudhuri, S. 2008. Influence of varieties and crop establishment methods on production potential, economics and energetic of wet seeded rice (Oryza sativa) under Island ecosystem, Indian Journal of Agricultural Sciences, 78 (9): 807-809
  • Gupta, S.K., Ambast, S.K., Ghoshal Chaudhuri, S., Singh, Gurbachan, Raja, R. and Yaduvanshi, N.P.S. 2008. Water management strategies for increased productivity on tsunami affected salty lands of Andaman and Nicobar Islands. Journal of the Indian Society of Coastal Agricultural Research, 26(2): 135-140
  • Ghoshal Chaudhuri, S., Raja, R. and Srivastava, R.C. 2008. An overview of Natural Resource Degradation in the coastal ecosystem of A&N Islands. Journal of the Indian Society of Coastal Agricultural Research, 26(2): 115-120
  • Ravisankar, N., Chandrasekaran, B., Raja, R., Din, M. and Ghoshal Chaudhuri. S. 2008. Influence of Integrated weed management practices on productivity and profitability of wet seeded Rice (Oryza sativa). Indian Journal of Agronomy, 53(1): 57-61
  • Ravisankar, N., Raja, R., Din, M., Elanchezhian, R. and Ghoshal Chaudhuri, S. 2007. Response of rice varieties and super rice cultures to anaerobic wet seeding in Bay Islands. Indian Journal of Agricultural Sciences, 77 (1): 14 – 17
  • Ravisankar, N., Raja, R., Din, M., Elanchezhian, R. and Ghoshal Chaudhuri, S. 2007. Evaluation of green manure intercropping in wet seeded and transplanted rice under island ecosystem. Oryza, 44 (3): 231 – 233
  • Palanisamy, M., Pandey, R.P., Rasingam, L. and Raja, R. 2007. Sebastiania spengel. (Euphorbiaceae) – A new generic record for Andaman Islands, India. Journal of Economic and Taxonomic Botany, 31 (2): 464-465
  • Palanisamy, M., Pandey, R.P., Rasingam, L. and Raja, R. 2007. Spermococe latifolia Aubl. (Rubiaceae) – An additional to the flora of Andamans. Journal of Economic and Taxonomic Botany, 31 (2): 472-473
  • Raja, R., Ghoshal chaudhuri, S., Swarnam, T.P., Ravisankar, N., Jayakumar, V. and Sudipta Das. 2006. Impact assessment and rehabilitation strategies for Tsunami affected agricultural lands of Andaman and Nicobar Islands. Journal of the Indian Society of Coastal Agricultural Research, 24 (2): 370 – 374
  • Nalayini, P., Raja, R. and Kumar, A.A. 2006. Evapo-transpiration based scheduling of irrigation through drip for cotton (Gossypium hirsutum). Indian Journal of Agronomy, 51 (3): 232 - 235
  • Ghoshal Chaudhuri, S., Dinesh, R., Raja, R., Ravisankar, N. and Shashi Kumar. 2006. Soil diversity of Andaman and Nicobar Islands. The Indian Forester, 132(7): 779 -784
  • Ghoshal Chaudhuri, S., Dinesh, R., Raja, R., Shashi Kumar and Ravisankar, N. 2005. Physico chemical, bio chemical and microbial characteristics of soils of mangroves of South Andaman: Impacts of anthropogenic disturbances. The Indian Forester, 131(5): 660-666


List of Books

  • Raja, R., A. Solaimalai, S. Subbulakshmi, D. Jawahar and V U M Rao. 2012. Length of growing period for Tamil Nadu. Agricultural Research Station, Kovilpatti, Tamil Nadu. p.280 (ISBN: 81-903681-3-3)
  • Bhattacharya, P., Nayak, A.K., Raja, R. and Rao, K.S. (Eds.) (2012). Climate change: Green-house gas emission in rice farming and mitigation options. Central Rice Research Institute, Cuttack, Odisha, India. p.165 (ISBN: 81-88409-12-X)

Technical/extension bulletin

  • Raja, R., Panda, B.B., Nayak, A.K., Mohanty, S., Rao, K.S. and Bandyopadhyay, S.K. 2014. Agroclimatic characterization for crop planning in water stress prone areas of Ganjam. ICAR- Central Rice Research Institute, Cuttack-753006, Odisha, India, pp.50
  • Bhattacharyya, P.,  Nayak, A.K.,  Din, M., Lal, B.,  Raja, R.,  Tripathi, R.,   Mohanty, S.,   Shahid, M.,  Kumar, A., Panda, B.B.,  Munda, S., Gautam, P. and Mohapatra, T. 2014.  Climate-Smart Resource Conservation Technology (CRCT) for lowland Rice Ecologies in Eastern India. CRRI Research Bulletin No.8, Central Rice Research Institute, Cuttack-753006, Odisha, India, pp.28
  • Nayak, A.K., Mohammad Shahid, Raja, R., Lal, B., Gautam, P., Bhattacharyya, P., Kumar, A., Tripathi, R., Mohanty, S.,Panda, B.B., Mohapatra, S. D., Das, K.M. and Shukla, A.K. 2013. Identification and Management of Nutrient Disorders and Diseases in Rice: A Visual Diagnostic Tool. Central Rice Research Institute, Cuttack (India). p.53
  • Raja, R., Ravisankar, N., Ghoshal Chaudhuri, S., Srivastava, R.C., and Palanisamy, M. 2008. Weeds of rice in Andaman and Nicobar Islands. Central Agricultural Research Institute, Port Blair. p.60.
  • Ravisankar, N., Raja, R., Balakrishnan, M., Din, M. and Ghoshal Chaudhuri, S. 2008. Techniques for direct seeding of paddy in Island ecosystem. Central Agricultural Research Institute, Port Blair. p.48.
  • Ghoshal Chaudhuri, S., Dinesh, R., Raja, R., Ravisankar, N. and Srivastava, R.C. 2007. Saline-Acid and Acid Sulphate Soils of Andamans. Central Agricultural Research Institute, Port Blair. p.25.
  • Gupta, S.K., Ambast, S.K., Gurbachan Singh, Yaduvanshi, N.P.S., Ghoshal Chaudhuri, S. and Raja, R. 2006. Technological options for improved agriculture in tsunami affected Andaman & Nicobar Islands and Maldives. Central Soil Salinity Research Institute, Karnal (India). p.88

 

TRAININGS ATTENDED

  • Decision support system for agro technology transfer, 6-26th August, 2013, Washington State University, Prosser, Washington, USA
  • Remote sensing and GIS applications in agriculture and soils, 4th May - 26th June 2009, Indian Institute of Remote Sensing, NRSC,  Dehradun
  • Management options for waterlogged/ excess water situation, 7th - 27th January 2009, Directorate of Water Management, Bhubaneswar
  • Enhancing skills in ICT based DSS for market and agri-business orientation of research and sustaining rural livelihoods, 3rd - 12th November 2008, National Institute for Agricultural Extension Management (MANAGE), Hyderabad
  • 78th Foundation Course for Agricultural Research Service (FOCARS), 10th August - 7th December, 2004, National Academy of Agricultural Research Management (NAARM), Hyderabad
  • Precision farming, 25th Mar - 14th Apr, 2004, Centre of Advanced studies in Agronomy, TNAU, Coimbatore-3
  • Introduction to Arc GIS and working with Arc GIS Spatial Analyst, 24th Nov - 3rd Dec, 2003, NIIT, Chennai

AWARDS/ REWARDS/ RECOGNITIONS

  • BEST CRRI-WORKER (Senior Scientist) Award for the year 2014-15 under Senior Scientist category in ICAR-Central Rice Research Institute, Cuttack
  • Best Poster Paper Award for the paper entitled “Effect of spatio-temporal variability in meteorological drought at block level rice productivity in Eastern Indian state of Odisha”. In: ARRW Golden Jubilee International Symposium held on March 2-5, 2013 at CRRI, Cuttack, organized by Association of Rice Research Workers, Cuttack, Odisha
  • Best Poster Paper Award for the paper entitled “Impact of tsunami on soil and water resources of Andaman and Nicobar Islands”. In: 10th Inter-Regional Conference on Water and Environment (Envirowat 2007) held during 17th – 20th October, 2007  at IARI, New Delhi
  • Recipient of ACIAR Senior Research Fellowship during Ph. D
  • Recipient of ICAR Junior Research Fellowship during M. Sc. (Ag.)

Last updated on 31:07:2015