INDEX OF SUBJECTS. 



981 



Page. 

 Plants— Continued. 



nitrogen assimilation by 435 



gathering, studies, U.S.D.A 527 



odorous constituents of, studies 634 



of Australia, treatise 240 



Victoria, analyses 625 



orientation in, treatise 523 



origin of alkaloids in 634 



ornamental — 



culture, Alaska 836 



hybridization experiments, N.J 445 



insects affecting 250 



treatise 645 



varieties for Oregon 237 



resistant to smoke 448 



protection from bacteria 143 



respiration as affected by stimulants 433 



studies 124 



retention of mineral matter by 325, 432 



r61eoffatin 828 



neucleoprotein in 522 



submerged, assimilation in 220 



succulent, water balance of 219 



transfer of food materials in 27 



transpiration as affected by air currents.. 730 



experiments 21 



variation in, N.Y.Comell 82S 



vascular, mineral nutrition of 731 



water requirements 21 



woody, forcing exi)eriments 641 



yield as affected by manganese and alu- 

 minum 522 



Plasmase, notes 173 



Plasmodiophora brassicx. (See Cabbage club 

 root.) 



Plasmodlophoracese, new genus 43 



Plasmopara viticola, infection of grapes with.. 351 



treatment 655 



Plaster, land. {See Gypsum.) 



Platypsyllidge, catalogue 158 



Plectridium novum, notes 279 



Pleocoulurea castagnei n.g. and n.sp., de- 

 scription 455 



Pleomorfea, new subgenus, description 453 



Pleosphseria ilicis n.sp., description 453 



Pleuro-pneumonia, contagious. {See In- 

 fluenza, equine.) 



PleuTotus sp., notes 754 



Plodia interpunctella. {See Indian-meal 



moth.) 



Plover, upland, destructive to cattle ticks.. 59 



Plowing experiments, Utah 31 



Plum black knot, notes, Conn. State 545 



buds, formation and development, Va. 837 



curculio, notes, N.J 460 



remedies, Ala.College 138 



U.S.D.A 338 



studies, N.J 251 



diseases, treatment, Mich 137 



Oreg 40 



W.Va 338 



Exoascus, notes, N.Dak 643 



^lumbing and household sanitation, treatise. 491 



Plums, A rmillaria mellea affecting 348 



as affected by soil nitrates, Colo 814 



blossoming dates 538 



26004°— 12 7 



Vdge. 



Plums, breeding experiments, S.Dak. 840 



culture, Alaska 836 



experiments, P. R 741 



in Russia 238 



destruction by Eutypclla prunastri... 455 



dry-land culttu-e, Colo 538 



flowering, forcing experiments 641 



fungus disease affecting 353, 752 



ground, host plant of alfalfa cater- 

 pillar, U.S.D.A 54 



host of orange thrips, U.S.D.A 657 



insects affecting 151 



Mich 137 



Oreg 40 



W.Va 338 



pollination experiments 838 



ripening processes of 202 



root disease affecting 840 



score card for 898 



Pneumo-enteritis in red grouse 292 



Pneumonia, equine. tSee Influenza, equine.) 



in calves, immunization 589 



natural immunity in .ISO 



Poa annua, analyses 32 



description and culture 32 



pratetisis, mineral nutrients in, Ohio 68 



yields .33 



spp., analyses, Wyo 131 



host plants of timothy stem-borer, 



U.S.D.A 57 



Poisons, animal, studies 107 



effect on green leaves 128 



plants 220 



occurrence in fungi 780 



Poles, preservation, U.S.D.A 344 



use in Canada 346 



Poliomyelitis, transmission by house flies. . . 663 



Political science, course in 694 



Poll evil, immunization 380 



Pollen, handling 838 



Polychrosis botrana, notes 661 



Polygonum fagopyrum, nitrogen assimUation 



by 633 



Polymachus brevipes, injurious to chestnut 



poles, U.S.D.A 52 



Polynema n.spp., descriptions 58 



PolypoTus spp., pentosan content 711 



Polytribax pallescens n.sp. , description 857 



Pomace fly, studies 465, 854 



Pomegranates, host of orange thrips,U.S.D.A. 657 



Pomelos, fungus disease affecting 456 



notes, Hawaii 337 



Pond, R. H., biographical sketch 500 



Ponies. (See Horses.) 



Poplars, culture experiments, N.Dak 646 



Poppy-seed meal, analyses 871 



Poria hypolaterita, investigations 47 



Pork and beans, misbranding, U.S.D.A 669 



curing on the farm, La 175 



production, following steers, S.Dak 575 



products, detection of horse flesh in 411 



sausage, examination. Me 368 



Porthetria dispar. {See Gipsy moth.) 



Porto Rico Board of Agriculture, notes 798 



station, notes 398,900 



report 794 



