880 



EXPEKIMENT STATION RECOKD. 



Page. 

 Proteins- 

 conversion into amido-acids 530 



differentiation 304 



digestion by Drosera rolundifolia 627 



partial hydrolysis of 304 



peptolysis of "02 



relation between composition and food 



value 1 '2 



transformation into fats in cheese 679 



vegetable, determination 199 



studies 304 



Proteus vulgaris, notes 173 



Protoparcc convolvuli, notes, Hawaii 655 



Protopulvinaria of Ceylon 259 



Prototracheata, bibliography 161, 557 



Protozoa — 



fresh water, of Tahiti 353 



of the blood, phylogeny and classification. 557 



parasitic of red grouse, bibliography 685 



ruminants' stomaclis, bibli- 

 ography 486 



pathogenic, treatise 384 



Provender, analyses, Vt 470 



Prune industry in Ser via 40 



Prunes, crown gall affecting, U.S.D.A 249 



pear thrips affecting, U.S.D.A 455 



physiological investigations 40 



termites aflecting 163 



Prunus genkuJata n.sp., descriptioji 642 



mahaleh, disease affecting 350 



tucumancnsis n.sp., description 343 



Prunus gummosis, studies and bibliography. 746 

 Prussic acid. (See Hydrocyanic acid.) 

 Pseudococcus citri. (Sec Citrus mealy bug.) 



sp., notes, Hawaii 655 



Pseudomonas destructans, notes 648 



hyacJnthi, notes 742 



radicicola, fLxation of nitrogen by 229 



spp., fixation of nitrogen by . . . 431 



Pseudopeziza tracheiphila, notes 157 



Pseudorabies, studies 681 



Pscudofsuga douglasii, notes 344 



Pseudotuberculosis and coccidiosis in a cow. . 185 



Psila rosse, notes 757 



Psophora spp., control in New York City 259 



PsyUiodcs punctulata. (See Hop flea-beetle.) 



Pteris aquilina, analyses 769 



Pterostichus lucublandus, notes U.S.D.A 655 



madius, notes 750 



Public lands, conservation of 687 



depletion in Canada 291 



Puccinia albulensis, studies 346 



baumleriana n.sp., studies 346 



deschampsix n.sp., description 550 



glumarum, wintering-over 743 



graminis, life history 152 



spp., interchanges of hosts by 153 



studies 152 



strepfanthi n.sp. , description 348 



trifolii, notes 743 



Pueraria thunbergiana, notes 174 



Puerperal septicemia, causative agent 682 



Pulp, straw, butter boxes from 79 



Pulvinaria maskclli, notes 558 



Pulvinaria of Ceylon 259 



Pumping machinery for small planta, 



U.S.D.A 488 



Page. 



Pumping plants in southern Arizona, Ariz . . 18 



tests, U.S.D.A 789 



Pumpkins, culture 235 



Dacus spp. , affecting 55 



Purdue University, notes 93, 296,597 



Purin bases, occurrence in soils 524 



compounds, metabolism SOS 



determination in foods 266 



Purposive matter, living, treatise 574 



Pus cells. (See Leucocytes.) 



Pyaung, culture and parasitism 246 



Pyobacillosis in various animals, notes 388 



Pyocyanase, use in treatment of blackleg 389 



Pyocyaneus bacilli, virulency tests 83 



Pyridin bases, methods of analysis 410 



picrate, effect on hides 789 



Pyrimidin derivatives, occurrence in soUs 524 



Pyritic earth, fertilizing value 427 



Pyrogallol, effect on soils 523 



oxidation by hydrogen peroxid . . 511 



Pyropolyporus igniarius, injurious to maples. 352 



Pyrus rivvlaris, pear blight affecting 451 



Ptjthium debaryanum, injurious to sugar beets 248 



palmivorum, injurious to palms 351 



Quack grass, eradication, Wis 147 



seeds, studies, U.S.D..A. 040 



studies, S.Dak 640 



Quagga, hybrid. Lord Morton's, studies 376 



Quail , breeding experiments 54 



Quarter evU, prevalence in Cape Colony 479 



Quartz, crushed, effect on nitrate solutions. . 620 



Quercus, gall midges affecting 58 



Quercus ilex, leaf parasite aflecting 251 



rubra, introduction into Belgium 344 



spp. , hybridization experiments 243 



Querquedula crecca, Leucocytozoon affecting. 88 

 Quince jam, adulteration and misbranding, 



U.S.D.A 404 



Quince^, culture 40 



insect and fungus pests 40 



pear blight aflecting 451 



rust affecting, Mass 245 



varieties for home orchard, Mich ... 149 



Rabbits, anaphylaxis experiments with 283 



anatomy of, treatise 160 



as affected by Trypanosoma gambi- 



ense 482 



enemies of 160 



heredity in 771 



immunization against swine plague. 284 



experiments 83 



in Germany, injuries by 160 



Infection experiments, Kans 284 



per rectum. . 184 



metabolism experiments 368 



Multiceps serialis affecting, 



U.S.D.A 87 



plague infection in 82, 556, 748 



value in inoculation tests for rabies. 84 



Rabies, control in New York 386 



diagnosis 84,281,589 



investigations 83 



notes, Colo 283 



prevalence in Massachusetts 479 



Radishes as affected by ultraviolet rays 328 



eradication, Cal 639 



sterilization experiments, U.S.D.A. 146 



white, food assimila^tion by ... . 54? 



