TY  - BOOK
AU  - Das Gupta, DK, ed
TI  - Higher productivity in agriculture: proceeding of the national symposium on 'approach to higher productivity of crops' held at the Ramakrishna Mission Institute of culture, Calcutta during May 19-20, 1978
U1  - 338.16 D26H 
PY  - 1980///
CY  - New Delhi
PB  - Oxford & IBH
ER  -