TY  - BOOK
AU  - Ochse, J.J.
AU  - Dijkman, M.J.
AU  - Soule, James
AU  - Wehlburg, C.
TI  - Tropical and Subtropical Agriculture
U1  - 631.5 
PY  - 1961///
CY  - London
PB  - The Macmillan Company
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Agriculture
KW  - Tropics
ER  -