TY  - BOOK
AU  - Gupta,U.S
TI  - Crop physiology
U1  - 631.5 23
PY  - 1978/// [Printing 1981]
CY  - New York
PB  - Oxford & Butterworth Heinemann
KW  - Crops
KW  - Physiology
N1  - Includes bibliographies and index
ER  -