Technologies for sustainable agriculture in the tropics
Ragland, John
Technologies for sustainable agriculture in the tropics - Madison American Society of Agronomy 1993 - 23cm. 313 - ASA. Special Publication, no, 56 .
AGRICULTURE - TROPICS - CONGRESSE
AGRICULTURE - DEVELOPING - COUNTRIES - CONGRES AGRICULTURE - TROPICS - CONGRESSE
630 R13T
Technologies for sustainable agriculture in the tropics - Madison American Society of Agronomy 1993 - 23cm. 313 - ASA. Special Publication, no, 56 .
AGRICULTURE - TROPICS - CONGRESSE
AGRICULTURE - DEVELOPING - COUNTRIES - CONGRES AGRICULTURE - TROPICS - CONGRESSE
630 R13T