TY  - BOOK
AU  - Ashley, John
TI  - Food crops and drought
T2  - The Tropical agriculturalist
SN  - 9780333598313
AV  - S 600.7.D76 Ash 
PY  - 1999///
CY  - London
PB  - Macmillan Education Ltd
KW  - DROUGHTS
KW  - YAMS
ER  -