CHAPTER XIX.
How John Johnston Manages His Manure. Summer-fallows for Wheat.-- Does not plow under Clover.-- Value of Manure from different foods.-- Piling Manure.-- Applies Manure to Grass-land in Fall, and Plows under in Spring for Corn.-- His success due to the Effect of Manure on Grass.-- It brought in Red Clover. 76