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Essay / The Problem of Land Degradation - 1409
According to David R. Huggins and John P. Reganold, “Leaving crop residues on the soil surface helps to increase water infiltration and limit the runoff. » (Huggins, Reganold, 2008, p. 4) Using this method will preserve more crop residue in the field and help retain more moisture in the soil for crops to use by not letting as much water evaporates. This is beneficial to both the crops and the soil, while not allowing much of the soil to be eroded by wind in dry years or droughts. This process of retaining more old crop residue and not allowing much of the soil to erode and run off is one of the most beneficial benefits of no-till farming. No-till farming stops the loss of valuable topsoil that contains the most important nutrients from which crops thrive. When more of the topsoil is retained, the more nutrients the crops will have, meaning greater crop yield without the farmer having to apply more fertilizer than they should.