264 



INDEX 



Excreta, animal, 1 



Export superphosphate trade, 134, 



229 

 Extraction plant for fish manure, 



111 



Eyde, 97 

 Eyre, 255 



FACTORY farming, 21, 214, 258 



Falding, 159 



Fallow in the United Kingdom, 



acreage of, 130 

 Fans for fumes, 142 

 Farmyard manure, 11, 18, 21, 170, 



210 

 Fat in bones, 73 



in fish, 111 

 Fats, 4 

 Fatty acids, 4 

 Fawsilt, 159 

 Feeding crops off by sheep, 208 



quality of hay, influence of fer- 

 tilizers on, 16 

 Felspar potash, 42 

 Fences, preservation of, 253, 255 

 Fermentation of bones, 73, 178 

 Fern destruction, 135 

 Ferric sulphate, use of, 114 

 Ferrocyanide in sulphate of am- 

 monia, 87 



Ferrosilicon alloys, use of, 140 

 Ferrous sulphate insecticides, 240, 



244 

 Fertilizers and azotobacter, 80 



benefits from, 9 



sulphuric acid for, 128 

 Fertilizing value, 188 

 Fibrous root development, 13 

 Fielding, 134 

 Filter press, use of, 158 

 Findlay, 172 

 Fine and dry fertilizers, 150, 180 



division of fertilizers, 17, 113, 136 



grained crystals, 165 



grinding of rock phosphates, 

 result of, 145 



material, clogging due to, 94, 166 

 Fish guano, 71 



manure, 110 

 Fish meal, composition, 113 



meal, use of, 218 



oil, 112 



Fixation of nitrogen, 2, 77, 97, 105 

 Flame arc nitrate, 97 

 Fleshings, 117 

 Flinty soils, 207 

 Florida phosphates, 28, 32, 182 

 Flower sprays, 242 



Flowering period in plants, 11, 20, 



185 



Flue dust, 61, 160, 231 

 Fluorides in cement, 160 



in slag, 124 

 Fluorine, 28, 147, 174, 178 



in phosphates, 31, 141 



in superphosphates, 145 

 Fluorspar, 160 



in slag, 1 24 



Folding on of sheep, 205 

 Food production, 235 

 Forage, manures for, 222 

 Forced current solution, 96 

 Forest dwellers, 199 

 Forests, 199 



Forestry, fertilizers in, 206 

 Formalin, 249 

 Fortsall, 60 

 Fossil bones, 28 

 Fox poison, 249 

 Fractionation of liquid air, 77 

 Freak, 248 

 Fream, 258 



Free phosphoric acid in super- 

 phosphate, 119, 142 

 French dairy pastures, 17 



phosphates, 30 

 Friable superphosphates, 138, 143, 



146, 150, 162 

 Fritsch, 29, 178, 187, 257 

 Fructose, 4 

 Fruit sprays, 251 



tree fumigants, 250 



tree sprays and washes, 242, 248 

 Fuel by-product fertilizers, 48 

 Fumes, removal of, 112, 145, 151, 



174 



Fumigation of fruit trees, 250 

 Fungi, injuries from, 239 

 Fungicides, 239 



Fungoid diseases, 200, 241, 248 

 Future of fertilizers, 224 



GAFSA phosphates, 29, 180, 182, 



183, 184 



Galactose as a nitrogen fixer, 80 

 Galician potash, 41 

 Gardens, 205 

 Gas lime, 54, 253 



lime, application of, 56 



production, 48 



retort, 48, 83 



tar, 48, 252 



works ammonia, 83 

 Gassmann, 173, 178 

 Gay Lussac tower, 129, 132 

 Gelatine, 74, 173 



by-products, 74, 157 



