TY - BOOK AU - Joseph K.[a] AU - Kothandaraman R. AU - Mathew J. AU - Vimalakumari T.G. TI - Effect of Azotobacter inoculation on rubber seedlings PY - 1997/// PB - Indian Journal of Natural Rubber Research KW - Azotobacter KW - Microbial population KW - Nitrogenase activity ER -