Plant resources of tropical Africa 3. Dyes and tannins
2005
Jansen, P. C. M. |
Cardon, D. |
PROTA
Plant resources of tropical Africa 2. Vegetables
2004
Grubben, G. J. H. |
Denton, O. A. |
Plant resources of tropical Africa 1. Cereals and pulses
2006
Brink, M. |
Belay, G. |