Das Gupta D K, Chattopadhyay N C
HIgher productivity in agriculture: proceedings of the national synposium on approach to higher productivity of crops held at the Ramakrishna mission institute of culture, Calcutta during May, 19-20,1978 - Newdelhi, Oxford & IBH publishing company 1980 - 177
Crop productivity-INdia-congresses
631.53 DAS
115
HIgher productivity in agriculture: proceedings of the national synposium on approach to higher productivity of crops held at the Ramakrishna mission institute of culture, Calcutta during May, 19-20,1978 - Newdelhi, Oxford & IBH publishing company 1980 - 177
Crop productivity-INdia-congresses
631.53 DAS
115