Articles by R. Umashankar (2)

Nitrogen Use Efficiency of Rice (Oryza sativa) in Systems of Cultivation with Varied N Levels Under 15N Tracer Technique

G. Senthil Kumar, A. Rajarajan, N. Thavaprakash, C. Babu and R. Umashankar

Asian Journal of Agricultural Research 2 ( 1 ): 37 - 40 , 2008

Integrated Nutrient Management Practices on Growth and Yield of Direct Seeded Low Land Rice

R. Umashankar, C. Babu, P. Suresh Kumar and R. Prakash

Asian Journal of Plant Sciences 4 ( 1 ): 23 - 26 , 2005

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