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July 10, 2007
Earth Policy Institute Update
Another tool in the soil conservation toolkit–and a relatively new one–is conservation tillage, which includes both no-till and minimum tillage. In addition to reducing erosion, this practice helps retain water, raises soil carbon content, and reduces the energy needed for crop cultivation. Instead of plowing land, discing or harrowing it to prepare the seedbed, and then using a mechanical cultivator to control weeds, farmers simply drill seeds directly through crop residues into undisturbed soil, controlling weeds with herbicides.
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Posted on July 10, 2007 03:41 PM by soil c781.
Filed in The Blogger's Garden under soil conservation.
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