1917] 



INDEX OF SUBJECTS. 



971 



Potatoes— Continued. Page. 



importance of clean seed, Wash 96 



insects affecting, Wash 157 



irrigation experiments, Idaho 37 



irrigation experiments, Nev 30 



irrigation experiments, Oreg 84 



irrigation experiments, U.S.D.A S22 



irrigation experiments, Utah 740 



liming experiments 733 



planting date-s 732 



planting dates, U.S.D.A 317 



planting experiments 538 



potash hunger 800 



seed, improvement 823 



seed, production 7.53, 800 



selection experiments, Minn 228, 240 



selection experiments, Nev 32 



spraying, Me 538 



spraying experiments, Minn 228 



subsoiling experiments 732 



treatise 533, 543, 645 



varieties 135, 13S, 43(3, 825 



varieties, Hawaii 131 



varieties, Idaho 30 



varieties, Md 645 



varieties, Miim 227 



varieties, N.Mex G29 



varieties, Nev 32, 435 



varieties, Ohio 338 



varieties, Oreg 631 



varieties, Wash 41 



varieties for Michigan 538 



yield as affected by removal of tops 138 



Poultry- 

 accounts, Wash 699 



breeding contest, N.J 71 



breeding experiments, Guam 768 



diseases, handbook 778 



diseases, notes 693,876 



diseases, post-mortem examinations, N.J, 82 



experiments, N.C 681 



farms, management S72 



feedln,', Tenn 471 



feeding. Wash 699 



feeding, textbook 94 



feeds, Texas-raised, Tex S71 



finishing for market, N.T &72 



houses and equipment, Tex 887 



houses, construction 389, 491 



houses, construction. Can 696 



houses, construction, Minn :;S9 



husbandry, collegiate instruction 495 



husbandry instruction in secondary 



schools :94 



husbandry, laboratory instruction C95 



husbandry work in New Jers-^y, N.J 7i 



improvement by selection, N.J 571 



industry in Connecticut 872 



inheritance in, Mo ;72 



inheritance of spangling in 771 



management on the farm, Kans ;^ 68 



manure production, N.C 682 



marketing. Can 682 



mites and lice, notes, U.S.D.A 357 



plant, description, Wash 895 



preparation 'or xhibition, N.J 71 



49002°— 18 7 



Poultry— Continued. Pago, 



products, marketing 391 



rations, balancing, Idaho 271 



standards, relation to utility 775 



treatise 769,775 



war-time rations, N.J 573 



(See also Chickens, Hens, Turkeys, etc.) 



Powdery mildews, relation to hosts. Mo 749 



Prairie hay, digestibility and productive 



value, Tex 865 



Praon, construction of cocoon 856 



Precipitates, washing device for 503 



Precipitation- 

 charts, preparation, U.S.D.A f07 



effect on insects 355 



effect on yield of alfalfa 717 



observations, working up, U.S.D.A 513 



(See also Rainfall, Snowfall, etc.) 



Precipitin reactions, equilibrium in 877 



Pregnancy, diagnosis 478 



Preservatives, detection in milk 113 



Preserving, sirups for 15 



Primrose , evening, rusts oi 552 



Prionomerus calceatus, notes 560 



Privies, sanitary, description 287 



Prociphilus— 



approiimatus n.sp. , description 850 



fitchii and P. pt/ri, synonymy, U.S.D.A.. 661 



Prodecalomn sp., description 59 



Proso bread, digestibility, U.S.D.A 364 



Proteid. (See Protein.) 

 Protein- 

 blood, studies 375 



cleavage products. (See Amino acids.) 



copper compounds 8 



digestibility, determination, U.S.D.A. . , 673 



digestion, inhibition by adsorbed tin 470 



foods, selection, U.S.D.A 864 



from different sources, comparison 864 



intake, effect on creatin excretion 469 



of peanuts 8, 468, 501 



of Swede turnips, composition and 



methods of analysis 410 



specific dynamic action 266 



substances, synthesis 108 



tissue, cleavage by blood serum of other 



animal species 478 



Proteolytic enzyms— 



ofblood origin 473 



01 plants, inhibitors for 204 



Proteose intoxications and injury of body 



protein I67 



Proteus alveicola n.sp. , description 360 



Protoplasm— 



and gelatin, similarity m behavior 431 



physical properties, interpretation 325 



Protozoa, toxic action of copper compounds 



of amino acids on 375 



Protozoan infections of intestinal tract, goblet 



cells in 280 



Prime orchards, renovation. Wash 41 



Prunes- 

 drying 114 



drying. Wash 715 



fertilizer experiments, Wash 41 



frost injury, Utah 344 



