Sort: Relevance | Newest first | Oldest first


443 items found (Showing 1 - 10)
  1. Key Resource
    2016-09-28 Farmers in many parts of the world, because of human population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop. Crop residues are often lost as a source of organic matter and mulch, usually through...  
  2. The world needs to produce an estimated 60 percent more food by 2050 to ensure global food security, and it must do so while conserving and enhancing the natural resource base. Water is a major input in the provision of food – from production in the field through all the steps in the value chain....  
  3. Key Resource
    2011-01-01 A sand dam is a reinforced concrete wall built across a seasonal river to hold underground water in sand (see above photo of Nzaaya Muisyo sand dam, Eastern province, Kenya). It is initially built one meter high and up to 90 meters across. During the heavy and erratic seasonal rains, the water...  
  4. 2014-10-27 A-frame levels can be used to trace contour lines for soil conservation, or irrigation ditches at % slope. They are highly accurate, and cost nothing.  
  5. 2014-10-20  
  6. 2016-11-01 The session will discuss integrating conservation agriculture with soil and water conservation measures as well as other farming systems. Presenter:Neil Rowe Miller serves with Mennonite Central Committee as a technical advisor to conservation agriculture projects funded by the Canadian Food...  
  7. 2016-11-01 On average, crop yields under DER+ and TER+ increased by 30% and 16%, respectively, as compared to CT. Our study demonstrates that field water conservation tillage practices that incorporate CA principles are effectively increasing green water in the root zone available for crops. RCA systems...  
  8. 2014-03-06 The HAFIR is an underground reservoir designed for storing rain water.Hafirs are usually constructed where there is enough rainfall and where there is no underground water.It is usually big enough to cater for the needs of the villagers and their live-stock for a whole season.  
  9. 2010-12-20  
  10. Key Resource 2014-02-26 Pastoralism is a livelihood whereby people depend upon herding domesticated livestock. In East Africa, pastoralists depend primarily upon cattle, sheep, donkeys, goats and camels— listed in order of least resilience as one moves into drier and more arid lowland areas. Pastoralists play an...