A moldboard plow, also known as a bottom plow, from John Deere is efficient at turning topsoil, bringing the subsoil beneath to the top and burying weeds in the process. This helps to nourish your fields and speed up decomposition. Our moldboard plow selection at Green Tractors by John Deere is the best in the business. Stop by our showroom to check out a moldboard plow for sale and find out which is the best for your field or crop.