926 



EXPERIMENT STATION EECOED. 



Page- 

 Alfalfa— Continued. 



rate of seeding tests, Can 335 



rust, description and treatment, Iowa. . . 445 

 seed as affected by sulphuric acid, 



N.Y.Comell 524 



germination tests 338 



U.S.D.A 338 



insects affecting, U.S.D.A 338 



production, U.S.D.A 338 



Wash 836 



purity tests. Can 733 



tests, N.Y.State 142 



vitality 740 



varieties 32, 431, 831, 833 



Can 335 



S.Dak 235 



weevil, investigations, U.S.D.A 560 



winterkilling, S.Dak 235 



yields, N.J 736 



Algse, marine, bibliography 22 



Alkali crusts of United States . . S 22 



effect on cement 89 



relation to light precipitation, 



U.S.D.A 818 



salts, effect on soil bacteria 124 



soils. (See Soils, alkali.) 



tolerance of wheat seedUngs, studies ... 500 



water, effect on dairy products, S.Dak . 282 



Alkaline solution, effect on invert sugar 812 



Alkaloidal reactions, notes, U.S.D.A 208 



Alkaloids, formation in tobacco 133 



origin in plants 22S 



Senecio, effect on cattle 79 



.\llantoin output as affected by water inges- 

 tion 168 



Alligator pears. (See Avocados.) 



Allium polvanthum, occurrence of arsenic in. . 269 



A llucota thyTidopterigis, notes, Mo 558 



Allorhogas gallicola n.g. and n.sp., descrip- 

 tion 60 



AUoxuric bases, occurrence in grape leaves 731 



Almonds, histological characteristics 112 



protection against frost, U.S.D.A. . 316, 



345 

 Alnarp Agricultural and Dairy Institute, 



report G94 



Alnus oregona, notes, U.S.D.A 846 



Alnus, root tubercles 25 



Alpacas, value as domestic animals 470 



Alpha Zeta Fraternity, annual conclave 106 



AUernaria brassicsr, notes 848 



dtri, notes, Fla 350 



"panax, notes 44G 



treatment, Can 747 



tenuis, notes and treatment 354 



Althxa rosea, symbiosis wth fungi 751 



Alum, detection in flour and bread 504 



Alumina, effect on assimilation of phosphoric 



acid 722 



extraction from feldspar 724 



Aluminum — 



absorption and distribution from foods ... 268 



nitrid, fixation of atmospheric nitrogen ■ 



by 325, 624 



manufacture from the air 623 



salts, fertilizing value 327 



sulphate, fertilizing value 628 



Page. 



Alunite as a source of potash 500,628 



Amaranthus retroflezus, localization of betain 



in 203 



Amblyomrna n. spp., descriptions 361 



spp., notes, U.S.D.A 865 



Ambrosia spp., leaf variation in, N.J 741 



American- 

 Association of Farmers' Institute Work- 

 ers, U.S.D.A 798 



Instructors and Investiga- 

 tors in Poultry Hus- 

 bandry 400 



grass, analyses 68 



Society of Agronomy 106 



Animal Nutrition, report 469 



Veterinary Medical Association, proced- 



ings 576 



A merosporium tMnillse, description 450 



Ames filter, description 805 



Amino acids. (See Acids amino.) 

 Ammonia — 



assimilation by seedlings 633 



determination 497 



in carbonated waters 610 



formation in soils, N.J 721 



loss from soUs 21 



methods of analysis 609 



methods of manufacture 520 



utiUzation by com plantlets 634 



pea seedlings 730 



Ammoniflcation in soils, studies 517 



Ammonium — 



chlorid, effect on plants and micro-organ- 

 isms 229 



citrate solutions, apparatus for preparing. 8 

 neutral, preparation, 



Mich 110 



compounds, assimilation by Streptothrix 621 



nitrate, effect on germination of dodder... 28 



fertilizing value 342 



salts, flocculating power on clay 620 



method for testing, U.S.D.A 208 



utilization by green plants 634 



sulphate. (See Sulphate of ammonia.) 



Amoeba lobospinosa n. sp., notes 356 



Amcebse, freezing experiments 523 



studies and blbhography 477 



A morbia emigratella, notes, Hawaii 155, 657 



Amorphota ephestir, notes 564 



Amsacta albislriga, notes 559 



Anaphes sp., notes, U.S.D.A 561 



Anaphoidea conotracheli, notes U.S.D.A 864 



A naphothrips striatus, notes, Can 356 



Anaphylaxis, investigations 378 



notes 466 



paper on 576 



Anaplasmosis in cattle, treatment 482 



sheep, notes 482 



AruiTsia lineatellu. (See Peach twig-moth.) 



A nastrepha acidusa, notes, P.R 857 



Anatomy, pathological, treatise and blbhog- 

 raphy 576 



Ancho\nes, artificial coloration 809 



Andropogon sericeiu, analyses 08 



epp., analyses 469, 871 



digestibility 871 



hydrocyanic acid content . . 77 



