TY  - BOOK
AU  - S S GUPTA
TI  - SAMPLE SURVEYS FOR COST OF CULTIVATION, AGRONOMIC PRACTICES, AREA AND YIELD RATES OF POTATO
U1  - P635.21G959S 
PY  - 1989///
CY  - SHIMLA
PB  - CENTRAL POTATO RESEARCH INSTITUTE
KW  - SAMPLE SURVEYS FOR COST OF CULTIVATION, AGRONOMIC PRACTICES, AREA AND YIELD RATES OF POTATO
ER  -