@INPROCEEDINGS {HAUSER:2006i, title = {Groundnut/cassava/maize yields over three cycles of a fallow/crop rotation with planted Senna spectabilis, Flemingia macrophylla and Dactyladenia barteri on Ultisol}, author = {Hauser, S. }, booktitle = {TROPENTAG 2006, 11-13 October, 2006, Bonn, Germany}, year = {2006}, note = {RTB; Root and Tuber; Cassava}, }