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In most small-scale farms in sub-Saharan Africa, net negative balances of nutrients result when nutrients are removed from the farm by harvested crops, because farmers cannot afford inorganic fertilizers. A key resource that could be useful in reversing this trends is manure from livestock. The N...


Lupwayi, N.Z.Girma, M.Haque, I.[Plant nutrient contents of cattle manures from small-scale farms and experimental stations in the Ethiopian highlands]Plant nutrient contents of cattle manures from small-scale farms and experimental stations in the Ethiopian highlands

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