926 



EXPERIMENT STATION RECORD. 



[Vol. 36 



Apples— Continued. 



dried, examination 466 



dusting and spraying costs 53 



dusting r. spraying 351 



fasciation in, N.J 837 



fruit-spur system, Oreg 239 



gross vascular anatomy 140 



harvesting and marketing 742 



Inflorescence and fruit of , N .H 331 



internal structure, Oreg 41 



limb and twig disease of, Mich 746 



marketing by parcel post, Ohio 742 



plant food removed by. Ark 39 



pruning experiments, Oreg 237 



pruning experiments, W.Va 535 



spraying 535 



spraying experiments 240 



storage 240 



varieties, Can 742 



winter injury 431 



Apricot- 

 leaf and twig ciul, notes 647 



scab or black spot, notes 845 



seeds, oil content 803 



sour sap disease, notes 451 



Apricots — 



dried, examination 466 



localization of acids and sugars in 110 



Aprostocetus ivhUmani n. sp., description 259 



Aqueous solutions, ice crystallizations from, 



U.S.D.A 419 



ArabLnose, decompositon by yeast 609 



Arachidic acid, detection 414 



A rchips cerasivorana, notes 856 



Areca — 



nut mahali disease, treatment 48 



palm disease, notes 348 



A rgyresthia conjugella, notes, .\laska 457 



Argyrophylai albincha, description 359 



A ristida adscensionis, analyses 334 



Arithmetic, textbook 597 



Arkansas University, notes 694 



Armillaria mellea — 



studies 751 



treatment 846 



Army worm — 



fall, notes, U.S.D.A 254 



notes, N.J 854 



Arrhenal, use against Texas fever 384 



Arsenic- 

 detection 203 



detection in bees 59 



determination 300, 806 



determination in Insecticides 299 



water-soluble, determination in lead 



arsenate 715 



Arsenical Injury tlirougK bark of fruit trees, 



U.S.D.A 849 



Arsenicals, toxicity, factors affecting 754 



Artesian water for irrigation in Montana 486 



Artichoke, Jerusalem, as food, U.S.D.A 561 



A scochyta ly coper sici on greenhouse tomatoes . 250 

 Ash- 

 borer, notes 659 



determination of alkalinity 204 



leaf bug, notes 551 



Ashes, weed, effect on tobacco soils 513 



Asparagln, formation by lupines 632 



Asparagus — 



breeding for rust resistance, Mass 138 



chemical studies. Mass 839 



fertilizer experiments. Mass 121, 138, 839 



fly, remedies 355 



Aspergillus — 



niger, fixation of nitrogen by 632 



niger group, studies, U.S.D.A 130 



oryzx, amylase of 13 



Aspidiotus — 



destructor, notes, P.R 355 



perniciosus. (See San Jos6 scale.) 



Association of— 



American Dairy, Food, and Drug Offi- 

 cials 561, 663 



Official Agricultural Chemists 298 



A sympiesieUa India n.sp., description 557 



Atmometer, porous cup, description 226 



Atmosphere- 

 horizontal and vertical movement, 



U.S.D.A 718 



upper, ionization, U.S.D.A 419 



Atmospheric — 



moisture, relation to forests 843 



pressure. (See Barometric pressure.) 



refractionat Mount Hamilton, U.S.D.A.. 19 

 temperature. (.See Temperature.) 



Aulacaspis ros,T. (See Rose scale.) 



Aurora of September 30, 1916, U.S.D.A 419 



Auxanometcr, description 226 



Auximones, formation 825 



A veni spp., classification, N.Y.Cornell 834 



Avocados — 



budded , tests 537 



culture in Florida 642 



fertilizer experiments 642 



freezing-point lowering in cell sap, 



U.S.D.A 343 



history in California 641 



oil content, Cal 138 



varietal standardization 537 



varieties 641 



Azotobacter in Hawaiian soils 215 



Babcocktest, notes, Iowa 674 



Bacillus — 



abortivo-equinus, studies, Ky 780 



abortus in swine 483 



abortus lipolyticus, notes 882 



abortus, pathogenicity for human beings. 277 



amylovorus, investigations, Ohio 50 



amylovorus, longevity 50 



amylovorus, pear stocks resistant to 51 



amylovorus, studies 351 



amylovorus, transmission by bees 59 



amylovorus, treatment 3-J7 



anthracis-symptoviatici and allied organ- 

 isms, gas production by 880 



atroscpticus, description, U.S.D.A 648 



coli communis, relation to broncho-pneu- 

 monia 384 



coli from horse, cow, and man 379 



enteritidis, accidental infection by 380 



Todicicola of soy beans, studies, N.Y. 



CorneU 848 



