Crops and Methods for Soil Improvement
Chapter 17
COMMERCIAL SOURCES OF PLANT-FOOD 171-187 Acquaintance with terms 171 Nitrate of soda 171 Sulphate of ammonia 178 Dried blood 173 Tankage 174 Fish 175 Animal bone 175 Raw bone 177 Steamed bone 178 Rock-phosphate 178 Acid phosphate 180 Basic slag 183 Muriate of potash 184 Sulphate of potash 185 Kainit 185 Wood-ashes 185 Other fertilizers 186 Salt 186 Coal-ashes 187 Muck 187 Sawdust 187