CHAPTER XIV

THE USE OF STABLE MANURE 139-148

Controlling factors 139

Direct use for corn 140

Effect upon moisture 141

Manure on grass 142

Manure on potatoes 143

When to plow down 144

Heavy applications 144

Reenforcement with minerals 145

Durability of manure 147

Crops and Methods for Soil Improvement · 第 14 / 25 章