TY  - BOOK
AU  - Ofori, F. (editor)
AU  - Hahn, S. K.
TI  - Proceedings of the ninth symposium of the international society for tropical root crops
SN  - 9781310944
AV  - SB209 .P94 1994
PY  - 1994///
CY  - Accra
PB  - International society for tropical root crops
ER  -