272 



INDEX 



Superphosphate, use of, 6, 16, 19, 

 204, 216 



use of Indian phosphates and, 64 



water in, 143, 196 



world production of, 127 

 Super-saturated solution, 164 

 Swedes, 200, 217 



acreage of, 130 



manures for, 130, 218 

 Swedish iron, 63 

 Swedish phosphates, 30 

 Sylvine, 165 

 Sylvinite, 40, 169 

 Synthetic ammonia, 89, 225 

 Synthetic nitrates, 97 



TALBOT furnace slag, 64 

 Tannery refuse manure, 116 

 Tantiron, 140 

 Tar acids, use of, 251 

 Tar in sulphate of ammonia, 89 

 Tar products, 251, 255 

 Tares, 204 

 Taylor, 35 



Tea, fertilizers for, 214 

 Teed, 103 

 Teeth, 178 



Temperature in leaden chambers, 132 

 of acid in making superphosphate, 



140, 142, 144 



Tennessee phosphates, 28, 148 

 Teschenmacher, 35 

 Tetra phosphate of lime, 156, 159 

 Thio-carbonates, 249 

 Thio-cyanates in ammonia, 85 

 Thorpe, 257 



Three-course rotation, 204 

 Three-phase furnace, 99 

 Timber preservatives, 141, 245, 252, 



255 



Tin plate by-products, 244 

 Tobacco, 253, 255 

 Top dressings, 185, 198,203, 208, 211, 



213, 214, 218, 221 

 Townshend, 199 

 Trampling soil, 6, 200 

 Transport costs, 195, 196 

 Transporters, 196 

 Treacle and copper sprays, 242 

 Treanor, 171 



Tri-calcium phosphate, 30, 119, 153 

 Trihydroxy-glutaric acid, 252 

 Tri-nitrotoluene, 232 

 Tropical agriculture, 213 

 Tucker, 228 



Tunis phosphates, 29, 38, 182 

 Turner, 238 

 Turnip fly, remedial measures 



against, 159 



Turnips, 130, 187, 199, 200, 217 



phosphates for, 130 



water in, 3 

 Turrentine, 117 



ULBRICHT, 33 

 Ulex, 33 

 Ulman, 29 

 Ultra-microscope, 4 

 Unite price values, 188 

 Uranium catalyst, 91 

 Ure, 35 

 Usar soils, 46 



VACUUM pans, 168 



Valuation of fertilizers, 18S 



Van 't Hoff, 172 



Vegetables, sprays for, 25] 



Ventilation in superphosphate 

 works, 147, 151 



Veratrum album, 254 



Vertical acid mixers, 140 

 retorts, 49 



Vetches, 130, 204 



Vicinity of towns, influence on agri- 

 culture of the, 6, 17 



Vine sprays, 240, 249 



Virgin soil, 2, 215 



Vitriol, 128, 132, 174 



Vitriolized bones, 174 



Voelcker, 8, 33, 35, 117, 258 



Voigt, 35 



Vorhees, 258 



Vulpifuges, 249 



WAGNER, 121, 124, 126, 159 

 Warrington, 8, 206, 258 

 Washing soda, use of, 241 

 Water cooled electrode furnace, 97 



in seeds, 3 



needed by plants, 3 

 Waterproof wax on insects, 246, 247 

 Weed destroyers, 135, 202, 248 

 Weevil killer, 249 

 Weiss, 33 

 Werner, 106 



West Indian phosphates, 32 

 Weston, 76 

 Wet superphosphates, 143, 150, 196 



years at Rothamsted, 213 

 Wheat, 170, 199, 200, 216 



acreage of, 130 



magnesia on, 8 



phosphates for, 130 



prices, 1 

 Wibberley, 21, 214, 223, 258 



