TY  - BOOK
AU  - PUREKAR, P.N
AU  - SINGH, R.B, 
TI  - Text-book of botany plant physiology & ecology
U1  - BOT 581.1&.5 
PY  - 1992///
CY  - New Delhi
PB  - S.Chand
KW  - PLANT ECOLOGY
KW  - PLANT PHYSIOLOGY
N1  - For degree students
ER  -