892 



EXPEEIMENT STATION RECORD. 



Page. 



Pork, flavor as affected by fish 177 



prices, U.S.D.A 165 



products, curing and marketing 279 



sausage, inspection. Me 65 



Port wine, labeling, U.S.D.A 468 



Pnrthetriadispar. (5fc Gipsy moth.) 



Porto Rico Station, notes 298, 800 



Sugar Station, notes 498 



Posts, concrete fence, construction, U.S.D.A. 490 

 Potash— 



as a digestion reagent 73 



assimilation by crops 524 



availability as affected by drainage 324 



determination 113 



in soils 302 



U.S.D.A 509 



effect on composition of milk 478 



decomposition of green manures. 625 



muck soils 120 



saccharose formation in seeds. . . 028 



soils -' 320 



fertilizers, comparison 525 



effect on plants 224 



fertilizing value 23, 24, 224, 232, 



234,324, 532,627, 632636,040 



N.YComell 138 



P. R 2.38 



for tomatoes 241 



from mica 716 



in soils, assimilability 121 



industry in the United States 523 



method of analysis 112, 113 



nature, sources, and use 426 



nitrate, and phosphate, ratios for plant 



growth 024 



salts, analyses, Oreg 427 



effect on frost prevention 516 



oats and forage crops 799 



method of analysis 213 



(See also Potassium salts.) 

 Potassium- 

 bichromate as a cream preservative. Can. 382 



carbonate, use in cocoa manufacture 112 



chlorid, fertilizing value 23,626 



cyanid as a subterranean insecticide 767 



effect on plants 328 



wheat seedlings 28 



hydroxfd , effect on casein 510 



nitrate, effect on protein metabolism 328 



electrolysis 609 



oxid, solubility 301 



salts as seed disinfectants 248 



effect on wheat 319, 327 



fertilizing value in dry climates 321 



notes. 111 231 



silicate, fertilizing value 620, 719 



sulphate, analyses. Can 311 



water-soluble, in soils. Pa 522 



Potato— 



amylase, investigations 410 



beetle, Colorado, growth as related to 



temperature, N. H. . . 358 



notes 658 



beetles, remedies. Can 362 



black scab, control in the Netherlands 347 



studies 247 



Page. 

 Potato— Continued. 



blackleg, studies 448 



Me 248 



blight, injurious to tomatoes 48, 646 



life history 647 



occurrence in Queensland 46, 147 



treatment 47, 656, 744 



canker, outbreak in Newfoundland 449 



chips, dried, for pigs 577 



corky scab, studies 548 



cutworm, notes 658 



diseases, bibliography 347 



notes 47, 148, 646 



relation to seed trade, Me 548 



studies 148, 249, 647, 743 



treatment 433, 744 



dry rot, studies 449 



flakes, analyses 476 



dried, for pigs 476 



industry in Holland 731 



leaf curl, relation to phonolite 324 



roll, studies 249,648 



maggot, notes. Me 254 



meal for pigs 470 



industry in Holland 731 



moth, notes 4.38, 459 



rot, notes 740 



salad, poisoning of man by 170 



scab as affected by soil reactions, R.I 21 



notes 47 



seed trade, relation to diseases. Me 548 



soils, fertilizers for, U.S.D.A 139 



tuber worm, notes 260, 658 



wart, method of control 449 



studies, U.S.D.A 47 



treatment 347 



Potatoes- 

 analyses 233 



as affected by lithium salts 726 



storage 148 



sulphur 449 



biological value of nitrogen in 69 



cooperative experiments. Mo 35 



cost ofproduction in Colorado, U.S.D.A.. 590 



Germany 49 



culture 233, 438 



experiments 432,433 



U.S.D.A 189 



In Ohio, Ohio 396 



Washington, Wash 531 



under dry farming, U.S.D.A 435 



irrigation, U.S.D.A 190 



determination of dry matter and starch in . 113 



digestibility 72 



disease-resistant varieties 743 



dried, digestibility 774 



preparation and use 768 



effect on acidity of urine 375 



carbon dioxid content of soils. . . 523 



fertilizer experiments 23, 



24,127,236,237,322,427, 

 433,533,626,633,719,729 



Can 531,532 



Mass 731 



Minn 637 



. requirements 301 



