Show I BURNING RUINS SOIL I When you burn straw cornstalks and other crop residues on the field you lose valuable nitrogen and destroy destroy destroy de de- de- de stroy organic matter vital to soil rebuilding rebuilding rebuilding re re- re- re building and crop production It If the stalks of a bushel corn crop go goi i up in smoke pounds of organic matter and 55 pounds of nitrogen 1 11 o 1 rd t ebl D e eare are lost When you light a match to a mature sweet clover crop you lose about pounds of nitrogen and three to four tons of organic c cm m matter It takes more effort to plow these materials under than It does to burn them but an extra 10 to 20 bushels of corn per acre and a more fertile soil should be worth the extra extra extra ex ex- ex- ex tra trouble |