CONTENTS. " 



PAOW 



Night Soil 113 



Hog Manme ll-'i 



Poultry -house Manure 116 



Sheep Manure 118 



Guano 118 



CHAPTER VII. 



Other Organic Manures 120 



Dead animals 1 ~0 



Bones 121 



Fish 121 



Woollen Rags, etc 122 



Organic Manures of Vegetable Origin 1 23 



Spent Tan-bark 124 



Sawdust and Soot 125 



Green Crops 120 



Absorption of Moisture 128 



Distribution of Manures 129 



CHAPTER VIII. 



Mineral Manures 130 



CHAPTER IX. 



Deficiencies of Soils, Means of Restoration, etc 135 



Alkalies— Potash. 136 



Soda 138 



Lime 140 



Plaster of Paris 147 



Chloride of Lime 147 



Magnesia 148 



Acids — Sulphuric Acid 148 



Phosphoric Acid 150 



Bones 153 



Super-Phosphate of Lime 156 



SHicic Acid 160 



Neutrals — Chlorine 160 



Oxide of Iron 161 



Oxide of Manganese 161 



Various other Earthy Manures — Leached Ashes 162 



Old Mortar 162 



Gas House Lime, etc 163 



Soapers' Ley and Bleachers' Ley 164 



Irrigation 164 



Mixing Soils 167 



CHAPTER X. 



Atmospheric Fertilizers 169 



Ammonia 170 



Carbonic Acid 172 



Oxygen 1 73 



Water 174 



