TY  - BOOK
AU  - Wrigley, Gordon.
TI  - Tropical Agriculture : the development of production / 
SN  - 0582409012
U1  - 630.913 
PY  - 1981///
CY  - .- England
PB  - : Longman Group
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Agriculture
KW  - Tropics
ER  -