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. & ldquo; Zai & rdquo; ni neno ambalo wakulima kaskazini mwa Burkina Faso hutumia kurejelea mashimo madogo ya upandaji ambayo kawaida hupima cm 20-30 kwa upana, yana urefu wa cm 10-20 na yamepakana kwa cm 60-80. Katika mkoa wa Tahoua wa Niger, neno la haussa & ldquo; tassa &...