1. Access Agriculture Training Video Zaï as they are known in Burkina Faso, or tassa in Niger, are wide deep planting pits. They act as a microcatchment and can be used to rehabilitate soils when used with manure. They have been very successful in West Africa during the last 25 years. Available...
  2. Ressource principale
    01/01/2013 Dans des régions comme le Sahel ouest-africain, la perte des arbres dans le paysage (coupés pour répondre aux besoins en bois de chauffe/bois de construction, ou soumis au surpâturage des animaux) combinée avec de fréquentes périodes de sécheresse conduit à des sols nus exposés à la chaleur...
  3. 19/10/1996 Zai Holes Harness Termites to Increase Crop Yields Grass Mulch: An Innovative Way of Gardening in the Dry Tropics Colored Plastic Mulches Thick Mulch for No-Till Gardens Rice Hull Mulch
  4. 20/10/2013 Does a planting basin, like a zai pit, make much of a difference in soil moisture on a sandy soil? Because water leaches through sand rather quickly, you might expect that planting depressions would not have a significant impact on soil moisture. With the soil in ECHO research plots in South...