TY  - BOOK
AU  - Weischet,Wplfgang
TI  - The Persisting Ecological Constraints of Tropical Agriculture
SN  - 0-582-05692-6
AV  - 630.913/WEI 1
U1  - 630.913/WEI 
PY  - 1993///
CY  - New York
PB  - Longman Scietific and Technical
ER  -