TY  - BOOK
AU  - Ambasht, R.S
TI  - A textbook of plant ecology 
U1  - 581.5  
PY  - 1976///
CY  - Varanasi: 
PB  - Dev Jyoti Press, 
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Plant ecology
ER  -