970 



EXPERIMENT STATION RECORD. 



[Vol. 36 



Page. 

 Protein— Continued. 



determination In urine 508 



from different sources for milk produc- 

 tion 174,671 



from different sources, value 372 



horse serum, as anaphylactic antigens.. 877 

 hydrolysis in presence of carbohydrates 



and aldehydes 108 



metabolism, sparing action of carbohy- 

 drates on 364 



purified, behavior toward proteolytic 



enzyms lO'' 



specificity 411 



supplements for com gluten 666 



vegetable , biologic reactions 380 



vegetable , nutritive value 865 



Proteolytic action, methods of examination . . 316 



Proteoses, effect on cobra venom hemolysis. . 276 

 Protoplasm — 



nature of 526 



permeability for water 823 



Protozoa- 

 flagellated, r61e in bird diseases, R.I 483 



flagellates in cecal and liver infections in 



birds, R.I 781 



in soils, acti^'^ty 216 



in soils as affected by toluene 814 



pathogenic, textbook 177 



relation to soil bacteria 322, 422, 518, 622 



Prune — 



root disease , notes 649 



rust, notes 845 



Prunes- 

 pollination, Cal 139 



polUnation by bees, Cal 536 



Pnmus— 



crown gall resistance in 352 



oils, composition 803 



Prussic acid. (Sec Hydrocyanic acid.) 



Pscudiglyphomijiacoptodiscx n.sp., description 260 



Pseudococcus Jessica n.sp., description 551 



Pseudomonas citri, control in Florida 52 



Pseudomphale — 



ancyte n.sp. .notes, U.S.D.A 254 



n.spp., descriptions 555 



Psophocarpus, Uming experiments 229 



Psylla pyri (pyrkola). (See Pear psylla.) 



Pteris aquilina, life liistory and eradication. . 339 



Pterocommini, review 253 



Ptcrodontia flavipes, life history 757 



PtinoMus texanus n.sp., description 556 



Public- 

 health laws in United States 663 



range lands, management 791 



Puccinia — 



amphigena, new secial hosts 245 



glumarum in United States 246 



glumarum in Utah 48 



graminis, biologic forms 246 



graminis in Denmark 247 



pruni, notes 845 



prunispinosx, notes 750 



purpurea, notes 54 1 



spp. on Geraniimi and Polygonum 547 



spp., studies 542 



stipx, culture experiments 245 



suaveolem, notes 48 



Puccinia, location of spore masses 825 



Pucciniacecc, monograph 647 



Pucciniastrum pustulatum — 



new aecial hosts 245 



on Abies lasiocarpa 651 



Puerperal fever streptococci, sources 577 



Pulei irritans, relation to leishmaniasis 654 



Pullets- 

 early V. late hatched, Can 7 



Leghorn, cost of raising, Ind 77iJ 



Pulpwood industry in Canada 45 



Pulvinaria vitis, notes 755 



Pumpernickel, making 159 



Pumping— 



for irrigation, cost, "Wash 88 



plants for irrigation, tests 487, 888 



Pumpkins, germination as affected by depth 



of planting 438 



Pus cells. (See Leucocytes.) 



Pjrramidone, periodids of 313 



Pyrenopeziza medicaginis, notes 248 



Pyridin- 



disappearance in soils 432,725 



effect on plant growth, Ala.Collego 212 



Pyrocatechin, utilization by plants 329 



Pyrogallol, effect on plant growth, Ala. 



College 212 



Pyrus malm, inflorescence and fruit of, N.H. 331 

 Pythium — 



deftaryanwTO, treatment, U.S.D.A 547 



palmivoTum, notes 47 



Quack grass, description and eradication, S. 



Dak 638 



Quebracho, red, studies 745 



Querciis viorehiis, common name for 243 



Quince curcuUo, notes 856 



Quinolin — 



disappearance in soils 432, 725 



effect on plant growth, Ala.College 212 



Quiuone-phenolate theory, notes 711 



Rabies— 



controlin Nevada 880 



diagnosis SO, 880 



hereditary transmission 383 



negri bodies in 179 



notes, Nev 79 



Radiation — 



atmospheric, U.S.D.A ■. 19 



terrestrial, studies 617 



Radio-activity, determination 414 



Radish and charlock, hybridization 130 



Radishes- 

 breeding experiments, N .J 838 



fertilizer experiments, Hawaii 427 



food value, U.S.D.A 863 



utilization of sugar by 125 



Radium, effect on plant life 526 



Raffinose, determination in presence of 



sucrose 806 



Ragwort , li fe history and eradication 535 



Rain, fortihzing value, Can 19 



Rainbows, ground, U.S.D.A 419 



Rainfall — 



as affected by forests 346, 843 



diurnal distribution, U.S.D.A 717 



effect on electric energy consumption by 



irrigation plants 184 



