TY  - BOOK
AU  - Gupta,U.S.
TI  - Crop improvement
SN  - 8120410866
AV  - RM666.H33 D436 1985
U1  - 581.1 21
PY  - 1997///
CY  - New Delhi, India
PB  - Oxford & IBH Pub., 
KW  -  Crop improvement
N1  - Includes bibliographical references and index
ER  -