Diffusion of water harvesting for rainfed agriculture in sub-Saharan Africa: Case of zaï practice in Burkina Faso
Beteo Zongo
Beteo Zongo
University of Dedougou, 03 P. Box BP 176 Dedougou 03, Burkina Faso. 2Rural Development and Economic United, Gembloux Agro-Bio Tech, University of Liege, P. Box 5030, Gembloux, Belgium.