982 



EXPERIMENT STATION RECORD. 



[Vol. 40 



Proteins — Continued. Page. 



free milk, substitutes for 4<">:; 



quotient, constancy during di- 

 gestion and starvation 860 



substances, complement fixation 



with 286 



synthesis, relation of carbo- 

 hydrates to 562 



Proteins — 



Adamkiewicz reaction 507 



effect on intestinal flora 867 



effect on nrlc acid metabolism 175 



foreign, liberation of antibodies 



on injection of ISO 



growth-promoting value, ex- 

 pressing numerically 765 



in milk, physiochemical state 501 



nutritive value as affected by 



starch and fats 562 



of seeds, studies 69, 563 



of wheat and almond, studies.. 660 

 pure, toxicity and nutritive 



value 463, 4>',» 



utilization by different animal 



species 464 



vegetable, studies 463 



(Sec also Specific protrins.) 

 Proteolysins and hemolysins, rela- 

 tion 286 



Protocalliphora larvffi parasitizing 



nestling birds 647 



Prutom.iccs n.spp., descriptions 155 



Protozoa, flagellated and ciliated, 



tissue-invasive powers 1S6 



Provancher, Abbe, biographical 



sketch 259 



Prunes — 



bud injury 52 



pollination 836 



sodium nitrate for. Wash 741 



tree census in Washington 340 



Psallu* ambifjuus on apple 60 



Pseudaphelinus n.g., description 61 



Pseudococcobiu-i — 



cltrhorni, notes .T59 



n.spp., descriptions 359 



Pseiidncoccuff — 



Ixikcri. studies 650 



n.spp., descriptions 262 



Pse ud o mon aa — 



arence, notes 643 



catnpestris, notes 844 



citri. (See Citrus canker.) 



seminum, notes 844 



spp. on iris and hyacinth 844 



stctcarti, studies 846 



tumefariens, notes 53, 252 



Pseu&opteroptria tmitatris n.g. and 



n.sp., description 265 



Psychoda spp. on sewage filters 356 



Paylla pyri. (See Pear psylla.) 



Psyllidap — 



of Hawaiian [glands 



of vicinity of Washington, D.C- 864 



PttromaUu oaridei for control of 



orange papilio BS 



Pa«e. 



Ptyalin as affected by neutral salts 504 



Puccinia — 



bambiusarum and P. mo'jiphanis 



n. combs 133 



graminis, studies 249, 641, 642 



(jramitrix. studies, Minn 745 



gramini8 tritici compact i, notes- 345 

 graminis tritici, resistance to, 



Kans 344 



interstitial Is, notes 158 



n.spp. from the Andes 133 



omaUdit, ©cial stage 155 



peckiana and Cwoma intiisti- 



tiali*. relation 155 



Puccinia, carduaceous apt del 155 



Pullets. ,.-■■ Sens.) 



Pulp mills of United States 641 



Pulpwood consumption in 1917, 



U.S.D.A 543 



(sec also Paper pulp.) 

 Pulrinaria — 



n.spp., descriptions and para- 

 sites 61 



p8idii, notes 651 



Pumping — 



from wells 188 



on irrigation projects 188 



Pumpkins — 



growing with corn 230 



seed treatment 443 



Purdue University, novel 406,606,666 



Turin bases in food materials 205 



Purple scale, remedies 455 



Pyemia due to Brldre-Slvori bacillus. 683 



Pyotherapy, studies 285,883 



I'yovacclnatlon, studies 289 



Pyrausta penitalis and P. ■■MoMt, 



notes 7 • 



Pyrethrum — 



and its culture 151 



studies, U.S.D.A 7 



Pytophoru of America, revision 655 



Pythium debaryanum on conifer 



seedlings 545 



Quack grass, eradication, Minn 734 



Quaternary halids in dye making 711 



Quercus alba. (Sec Oaks, wh 

 Quicklime. (See Calcium oxld. ) 

 Quinin — 



effects on production of egg yolk 



and albumin 664 



in animal tissues and liquids 3S2 



Qulnolin bases in dye making 710 



Rabbit's milk, composition 77~> 



Rabies — 



notes 86 



studies 183 



Radio-active emanations, relation to 



weather 314 



Radio-activity, recent advances in Ml 



Radish.-, response to carbon flloxM- 

 Radium — 



effect on blood , 7»'.7 



treatment of leukemic, effect M 



metabolism 666 



Rnffia, production 24V 



