Studies on the Zn nutrition of rice crops as influenced by organic matter addition
TH
633.18 S43S Sudhakara, K.
Studies on the Zn nutrition of rice crops as influenced by organic matter addition
-- Pantnagar : GBPUA&T , 1980
133655
133656 136
633.18 S43S Sudhakara, K.
Studies on the Zn nutrition of rice crops as influenced by organic matter addition
-- Pantnagar : GBPUA&T , 1980
133655
133656 136