Chemists and Cow-Feeding.

The article reports on the success of using the phosphoric acid method in the federal farm control program in the U.S. The advantages of the method include less corrosivity of phosphoric acid, inclusion of the compound to the green material, and increase in the capacity of cutter or blower. The method helps domesticated animals to build their supply of food during the winter. It also helps farmers address the problem of preserving hay.