This link has been bookmarked by 2 people . It was first bookmarked on 07 Jan 2009, by Nadine Touzet.
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07 Jan 09
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grain lands
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gullies
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rills and sheets of erosion
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denuded cropland
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monocultures
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continuous soil-exposure
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soil loss
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minimum tillage
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food supply
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perennialization
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Carbon sequestration
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the husbandry of water and soil nutrients
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