332 INDEX. 



PAGE 



Pea meal, composition of, 296, 301 



Peaches, composition of, . ' 306 



Pears, composition of, ' . . 306 



Peat, composition of, 288 



Phospliatic slag, composition of, 285 



Plant food, nature of, 196, 197 



Plaster, land, composition of 285 



Pleomorphism, definid, 205 



Potatoes, composition of, 293, 300 



Potatoes, field experiments with 175, 176 



Potato scab, expermients with, 214, 223 



Poudrette, composition of, 289 



Puff-balls, 209 



Raw wool, composition of, 286 



Red-top, composition of, 293, 299 



Report of Professor Humphrey, 195-230 



Rowen haj', composition of, . 293, 298 



Rot of potatoes, 226 



Rusts 207 



Ruta-bagas, composition of 295, 300 



Rye bran, composition of, 296 



Rye middlings, composition of, 296, 301 



Saltpetre waste, composition of, 284 



Sea-weeds, composition of, 288 



Sea-weed ashes, composition of, 285 



Serradella, composition of, 292, 294, 298, 299 



feeding trials with 48-58 



field trials with, 190 



Skinti-milk, composition of, 312 



Smuts, 206 



Smut of oats and barley, 223 



South Carolina rock phosphate, 285 



Spores, resting, 203 



Spores, summer, 203 



Spot disease, 225 



Strawberries, analyses of, 306 



Sugar in different varieties of sugar beets, 183, 307, 309 



in sorghum, 182 



in fruits and sugar-producing plants, 302-311 



Sugar beets, composition of, 295, 300 



Sulphate of ammonia, composition of, 284 



of magnesia, composition of, 284 



of potash, composition of, 284 



of potash and magnesia, composition of, 284 



Tankage, composition of, 287 



Timothy hay, composition of 292, 293, 299 



Toadstools 208 



Tobacco stems, composition of 287 



Treasurer's report, 320 



Truffles, 211 



Turf, composition of, 288 



Turnips, composition of, 295, 300 



Valuation of fertilizers, 234, 235 



Value of fodders, commercial, 44 



Value of fodders, physiological, 45-47 



Vetch and oats, composition of 292, 294, 298, 299 



Vetch and oats, feeding trials with, 48-59 



