TY  - BOOK
AU  - Purohit,S.S.
AU  - Singh,Karan
TI  - Plant Productivity under environmental stress
U1  - 581.1 
PY  - 1994///-95
CY  - Bikaner
PB  - Raj.Agri.Univ.
KW  - Botany
KW  - Plant
ER  -