TY  - BOOK
AU  - Gupta, U S  .
TI  - Crop improvement  vol-2  stress tolerance / 
SN  - 81  204  1086  6
U1  - 633.08 
PY  - 1997///
CY  - New Delhi : 
PB  - Oxford & IBH Publishing company , 
N1  - 19658-Reference
ER  -