TY  - BOOK
AU  - Etherinton,John R., x
AU  - x
TI  - Environment and plant ecology: x
SN  - x
U1  - 581.5/ETE 
PY  - 1937///
CY  - Delhi
PB  - Wiley Eastern
KW  - Plant introduction
KW  - Botany
N1  - x
ER  -