January 21, 2010
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Soil & Groundwater Newsletter January 21, 2010 |
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| This Week´s Featured News Stories |
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FAO calls for US$23 million to step-up farming in Haiti
FAO has called for US$23 million from international donors for agriculture in Haiti as part of the United Nations US$562 million appeal for that country following the devastating earthquake. The money is needed to support to food production in fields and backyards, not just in and around the area hit but in rural areas not directly affected but which will nevertheless feel the aftershocks of the capital’s collapse. “We can expect huge displacements of people and damage to agricultural infrastructure so it is crucial that we do all we can to support local food production to sustain livelihoods” ... |
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Crop residues provide valuable protection for soil
Removing wheat and sorghum crop residue after harvest, such as stalks, stubble and leaves, may cause more harm than good according to new research. Results indicate that removing residue can increase nutrient and sediment levels in water runoff, and decrease organic carbon stored in the soil. Crop residue left after harvest performs several ecosystem services. In particular it protects the soil from rain and runoff. However, removing it for livestock feed and, more recently, bio-ethanol may reduce these services. This raises questions about using these residues for biofuel production. Although ... |
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