984 



EXPERIMENT STATION EECORD. 



Page. 

 Plants Continued. 



extraction apparatus 108 



flowering as aflected by heat and radia- 

 tion 429 



blooming dates for Iowa 237 



culture in California 47 



manual 35 



fungus diseases aflccting 445, 551 



grafting and propagating, N.Y.State 442 



green aquatic, precipitation of iron by. . . 326 



growing under sterile conditions 32 



growth as aflected by magnesia 723 



soot in the air 727 



in absolute darkness 431 



heated soils 815 



on ferruginous soils 245 



harmful, of Maryland, Md 333 



higher, assimilation of nitrogen by 32, 617 



house, handbook 744 



imports, U.S.D. A 12S, 629 



into United States 237 



induced parasitism in 433 



inspection service in France 256 



leaf dimorphism in, U.S.D. A 128 



leguminous, fixation of nitrogen by 37 



ligneous, of Eritrea 643 



localization and function of potassium in. 823 



medicinal, description, U.S.D. A 327 



metabolism of 265 



nematodes aflecting, U.S.D. A 748 



nutrition of 530 



occurrence of creatinin in, U.S.D. A 419 



hemagglutinin in 431 



oil producing, methods of variety testing. 436 



ornamental, fall v. spring planting 238 



growth in partially sterilized 



soils 815 



parasitism of 227 



phosphate nutrition of 622 



poisoning of animals by 86 



poisonous, destruction, Md 333 



manual and bibliography 327 



protective contents of 629 



respiration as aflected by temperature. . . 822 



in 227 



investigations 729 



respiratory pigments in 326 



rye stalk disease aflecting 546 



smoke-injured, microscopic analysis 532 



source of nitrogen for 723 



stomatal movement in 627 



succulent, as aflected by light 430 



water balance 227 



symbiosis with bacteria 545 



utilization of insoluble phosphates by 321 



variations in, treatise 227 



wilting coefficient, U.S.D. A 628 



woody, bibliography 240 



of Pikes Peak region 140 



Plasma membranes as aflected by anesthetics 823 

 Plasmodiophora brassicx. (See Cabbage club 



root.) 

 Plasmopara viticola — 



development and treatment 550 



infection of grape leaves by ^ 550 



studies 450, 851 



Page. 



Plasmophaga antennalis, notes 148 



Plaster, land. (See Gypsum.) 



Platynota rostrana, notes 150 



Pleospora sp., aflecting Lolium 545 



injurious to figs 449 



Pleurisy, treatment 484 



Pleuro-pneumonia — 



contagious, in bovines 286 



(See also Influenza, equine.) 



in horses, treatment 684 



notes 173 



Pleurotropis atamiejisis, notes 63 



telenomi n.sp., description 352 



Plodia interpunctella. (See Indian-meal 

 moth.) 



Plowing, mechanical, notes 893 



Plowrightia morbosa, notes 853 



Plows, power for, treatise and bibliography. . 89 



Plum curculio, notes 759 



W.Va 753 



remedies, W.Va 860 



diseases, notes, Mass 55 



W.Va 844 



foliage, studies 407 



jam, Servian, analyses 261 



leaf-miner, European, notes, N.Y.Cor- 

 nell 558 



studies, N. Y.Comell 557 



slug, studies, U.S.D.A 152 



twigs, composition 407 



Plums, Chinese, host plant of frait fly 758 



destruction in Rhine provinces 144 



dying in France 850 



fall V. spring planting 238 



growing on grass land 639 



injuries by freezing 749 



pear slug aflecting 863 



self-sterility in 239 



silver leaf disease aflecting 449, 749 



Plusia gamvia, notes and bibliography 147 



Plutella maculipennis. (See Diamond-back 



moth.) 

 Pneumococcus as aflected by senims and leu- 

 cocytes 175 



Pneumonia, equine. (See Influenza, equine.) 



in cattle, studies 286 



treatment 484 



(See also Pleuro-pneumonia.) 



Podisus maculiventris, destructive to pear slug 863 



Podosphxra oxycanthx, treatment 750 



Pogonomyrmcx californkus, notes, Cal 483 



Poisons, mineral, detection in organic matter 206 



treatise 373 



Poles, industry in Canada 242 



preservation 242, 644 



prices in Canada and United States. . . 242 



Poliomyelitis, acute, notes 676 



Poll-evil, etiology and treatment 484 



Polychrosis botrana, notes and bibliography. . 655 

 viteana. (See Grape berry moth.) 



Polygraphus major, notes 351 



Polyneuritis gallinarum, causative agent 889 



Polyphyllafullo, digestive ferments of 657 



Polyporus spp., notes 144 



vaporarius, notes 551 



Polystictus spp., notes 144 



Mass 57 



