TY  - BOOK
AU  - K.S. Shivashankara
AU  -  M. Udayakumar  Department of Crop Physiology
TI  - Assessment of limitation sto potential photosynthetic rates in sunflower and cowpea- An approach based on gas exchange character
U1  - 630 
PY  - 1991///
CY  - Bangalore
PB  - University of Agricultural Sciences, Bangalore
ER  -