[1]Department of Natural Resource Management Institute for Environment and Agricultural Research (INERA) 04 BP 8645 Ouagadougou 04 Burkina Faso;
[2]Institute for Environment Science and Rural Development (ISEDR) University of Dédougou BP 176 Dédougou Burkina Faso;
[3]Groundswell International PO Box 2257 Asheville NC 28802 USA;
[4]Association Minim Song Panga (AMSP) BP 268 Kaya Burkina Faso;
[5]Association Nourrir Sans Détruire (ANSD) 09 BP 1670 Ouagadougou 09 Burkina Faso;
Agroecological techniques; sorghum; yield; compost; mineral fertilizer; crop rotation; mixed cropping; zai.;