TY  - GEN
AU  - Onwueme, I.C.
TI  - tropical tuber crops : yams, cassava, sweet potato, and cocoyams
SN  - 0-471-99607
U1  - 633.409 53 ONW 
CY  - Chichester, John Wiley & Sons INC
KW  - Root crops - tropics/ tubers - tropics/ tropical crops
ER  -