TY  - BOOK
AU  - H C SRIVASTAVA
TI  - CROP PRODUCTIVITY
U1  - TR633 SR 38 C 
PY  - 1987///
CY  - NEW DELHI
PB  - OXFORD & IBH PUBLISHING CO. PVT.LTD.
KW  - CROP PRODUCTIVITY
N1  - MODERN BOOK HOUSE
ER  -