Cover crops enhance soil and aid water penetration
Cover crops, or vegetation that was grown after the cash crop was harvested, was a widely used practice in the 1940s and 1950s. The vegetation was used to maintain or increase the fertility of the soil before commercial fertilizers became widely available. The cover crops also provided organic matter to the soil that was necessary to keep the soil easy to plow. When commercial fertilizers became more widely used, cover crops faded from the agricultural picture.
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