INDEX 



11 



[References 



Soil continued 



exhaustion 147 



fertility 130, 135, 447 



management of 134-141 



origin of, 



decomposition 100 



disintegration 98 



productive . 102 



structure of (arrangement of 

 particles), 



tillage 135-146 



tilth 113 



texture of (size of particles), 



clay 95 



gravel 96 



sand 96 



silt 96 



stone 96 



water, 



capillary 103, 104 



free 103-106 



Soiling crops 285 



Soybeans 286 



Spade 139 



Spinach 237 



Split log drag 85 



Spores .... 210, 211, 213, 215 



Sports 199 



Sprayer 335 



Spraying 334 



Squash 225 



Stallion ........ 400-402 



Stamen 162 



Staminate flowers .... 163 



Starch 156 



Stems . . 176 



Sterilizing 233, 383 



Stigma 162 



Stock 355 



grading up 357 



how improved ...... 356 



Stolons 183 



Stone crusher 82 



Stover 276 



Strawberries 183 



Style 162, 164 



Subsoil 143 



Successful farming .... 64 



Suckers 184 



Sugar beet 24 



Superstitions 7 



are to pages.] 



Sweet potatoes 249 



Swine 416-423 



breeds of 417, 418 



care of 419 



feeding 417,420 



types of 416 



Sylvlnit 118 



Symbiosis 283 



Tablet at Union Station . . 35 



Tamworth 418 



Tankage 117 



Taxes, inequality of 450 



Telephone . 78 



Tenants 69, 74, 449 



Tenant system, dangers of . . 69 



Tennyson, quoted 77 



Tent caterpillars 340 



Threshing wheat . . . 139, 266 

 Thrush (disease of horses) . . 402 



Tillage 135 



implements of 139 



value of 136,293 



Tilth 113, 144 



Timber trees, 313 



direct value of 314 



indirect value of 315 



Timothy, 



seed of 279 



value of 280 



variation in the heads of . . 6 



when planted 149, 284 



Toads, value of 339 



Tomatoes 197, 223, 236 



Tractor 18 



Transportation 450 



Trolley 80 



Truck gardening 145 



True, A. C 55 



Tubercles on legumes . 115, 290 



Tubers 167, 182, 244 



Tumble grass 298 



Turnips 224 



Turnpikes 82 



Union Station, Washington . 35 

 United States Department of 



Agriculture, 



bulletins (at end of each chap- 

 ter) 

 employees in 55 



