TY  - BOOK
AU  - Beets,Willem C
TI  - Multiple cropping and tropical forming systems
SN  - 0566006057
AV  - SB186 . 1982
U1  - 338.16 
PY  - 1982///
CY  - Boulder
PB  - Westview
KW  - Crop
KW  - Yields
N1  - Includes index
ER  -