TY  - GEN
AU  - Gupta, U S
TI  - Crop Improvement v1. Physiological Attributes
SN  - 812040596x
U1  - 631 GUP.01 
CY  - New Delhi, Oxford & IBH Publishing Co.Pvt.Ltd.
KW  - Photosynthetic efficiency / Photo Intensivity / Harvest Index / Root type Nitrogen fixation / Yield stability
ER  -