1. 2004-04-20 How Can NGOs Make Full Use of the CGIAR Network of Agricultural Research Centers? Filtering Water with Old Clothes to Prevent Cholera Smoked Rice Hull and Pottery Rice Bean -Vigna umbellata: Another amazing green manure/cover crop On-Farm Seed Priming Terra Preta: the Secret of Rich, Dark Soil in...
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    2004-04-20 Rice bean (Vigna umbellata) is one of the top five most commonly grown green manure/cover crops in the world.