SUBJECT INDEX 



53 



Armillaria^ 

 mellea — 



description, (30) 151; (32) 238. 

 development, (33) 130. 

 new hosts for, (33) 550. 

 notes, (26) 345, 628; (27) 450; (29) 851; (32) 

 50, 657, 845; (33) 846; (34) 644; (35) 351, 

 752; (40) 749. 

 on nursery stock, (33) 744. 



orchard trees in California, (32) 241. 

 pear, (40) 252. 

 walnut, (39) 58. 

 studies, (31) 246; (36) 761. 

 symbiosis with Gastrodia elata, (27) 224. 

 treatment, (30) 649; (33) 149; (36) 846. 

 root rot- 

 notes, (40) 748. 

 of citrus trees, (39) 152. 

 on English walnut, (38) 152. 

 sp., notes, (31) 152. 

 sp. on oaks, (34) 241. 

 spp. on forest trees, (40) 349. 

 Army- 

 baking, manual, (37) 63. 

 biscuit, recipes, (34) 256. 

 bread, notes, (20) 464. 

 cutworm, see Chorizagrotis au.Kiliaris. 

 rations, (40) 68, 362, 560, 564. 

 rations — 



description and preparation, (29) 661. 

 field service, scale for, (30) 169. 

 food value, (29) 567. 

 in Europe, (32) 562. 

 in United States, (32) 459, 460. 

 notes, (33) 165, 365. 

 worm — 



baits, tests, (39) 301. 

 biology, (34) 455. 



control in Massachusetts, (33) 144. 

 worm, fall- 

 life history and remedies, (29) 655. 

 notes, (27) 559, 659; (28) 554; (29) 53, 353, 356, 



052; (30) 154, 252, 656; (36) 254. 

 on cranberry, (38) 159. 

 studies, (34) 103; (35) 50. 

 summary of information, (40) 263. 

 worm — 



injurious to cranberries, (33) 352. 

 life history, (35) 854. 

 life historv and remedies, (38) 54. 

 notes, (27) 155, 656, 659; (29) 252; (32) 153; 

 (33) 58; (34) 158, 453, 494, 752; (35) 465; (36) 

 854. 

 on sugar cane in Mexico, (40) 57. 

 outbreak in 1914, (35) 553. 

 outbreaks in Canada, (35) 356. 

 parasites of, (34) 251. 

 parasitized, food of, (35) 553. 

 polyhedral virus, (40) 255. 

 remedies, (27) 434; (30) 456. 

 semitropical, notes, (28) 6.54. 

 studies, (35) 56. 



wheat-head, notes, (23) 59; (28) 160. 

 Arnica moutana, hydrocarbons in, (20) 107. 

 Arracacia esculenta, analyses, (31) 803. 

 Arrak, judging, (26) 209. 

 Arrhenal, use against Texas fever, (36) 384. 

 Arrhenatherum — 

 avenaceum — 

 notes, (27) 35. 



relation to oat mildew, (35) 651. 

 elatius— 



disseminatiQn by insects, (27) 47. 

 seeding on ranges, (30) 35. 

 ArrhenophagTis- 



chionaspidis, notes, (26) 152. 

 n.spp., descriptions, (35) 365. 

 Arrowhead tubers, sugar in, (30) 63, 502. 

 Arrowroot — 



bagasse, analyses, (30) 565. 

 culture experiments, (31) 226. 

 culture in Philippines, (40) 231. 

 examination, (29) 361. 

 fertilizer experiments, (33) 227. 

 insects affecting, (30) 752. 

 production in St. Vincent, (39) 835. 

 starch content, (35) 108. 

 varieties, (30) 434. 

 Arsenate — 



formation in dipping tanks, (31) 483. 

 of iron, insecticidal value, (27) 755. 



Arsenates — 



effect on sugar cane roots, (38) 238. 

 for oriental peach moth control, (40) 756. 

 toxicity, (37) 759. 

 Arsenic- 

 absorption by green plants, (30) 130. 

 acid, reduction to arsenious acid, (30) 801. 

 as a normal element of soils, (30) 321. 

 compounds — 



biological decomposition, (32) 474. 

 effect on plant growth, (31) 325; (32) 121. 

 toxicity toward plants, (33) 327. 

 tuberculocidal action, (35) 181. 

 content of— 



grapes and wine, (26) 841. 

 leaves, (29) 628. 

 copper sprays, preparation, (40) 843. 

 cumulative action in dipping, (34) 186. 

 detection, (28) 804; (36) 203. 

 detection— 



in bees, (36) 59. 

 in water, (34) 410. 

 modified Marsh's test, (27) 409. 

 determination, (28) 24, 410; (35) 207; (36) 300, 806; 



(39) 113, 508, 715. 

 determination in — 



baking powder, (27) 497; (29) 799. 



dipping fluids, (27) 477; (30) 801. 



foods, (27) 013; (32) 298. 



fungicides and insecticides, (30) 416. 



insecticides, (26) 21; (32) 296; (36) 299; (38) 



804. 

 lead arsenate, (27) 504; (29) 797. 

 organic matter, (37) 713. 

 shellac, (28) 310. 

 soDs, (27) 499; (28) 507. 

 dLstribution in animals, (27) 180. 

 effect on— 



development of corn, (33) 522. 

 nitrogen-fixing organisms of soils, (35) 515. 

 nitrogen-fixing power of soils, (32) 720. 

 nitrogen transformation in soils, (30) 423, 



424. 

 plants, (38) 628. 

 soil bacteria, (38) 322, 428. 

 soOs, (32) 730. 

 sugar beets, (20) 225. 

 examination, (31) 509. 

 fixation in surface soOs, (.34) 421. 

 in baking powders, (29) 866. 

 gelatin, (26) 464. 

 hops, (38) 9. 

 mOk, (27) 677. 

 orchard soils, (31) 720. 

 parasitic or parasitized plants, (27) 830. 

 plant kingdom, (28) 526. 

 plants, role, (37) 130. 

 shellac, (26^ 710. 

 soDs, (30) 423. 



sulphured food products, (39) 206. 

 tobacco, (31) 715. 

 vegetables, (27) 269; (32) 628. 

 insecticidal value, (34) CO; (37) 559. 

 on sprayed fruits and vegetables, (38) 54. 

 poisons, use of fungicides with, (38) 156. 

 solutions, blood charcoal as a purifying agent 



for, (33) 110. 

 sprays for weed eradication, (40) 328. 

 sulphid, larvicidal value, (34) 359. 

 use against— 



foot diseases in horses, (29) 783. 

 surra, (29) 883. 

 water-soluble, determination in lead arsenate, 



(36) 715; (.37) 616. 

 white, dosage for sheep, (27) 683. 

 Arsenical — 



compounds, bactericidal action, (39) 488. 

 dip tester, (35) 678. 

 dips — 



alkali content, (26) 411. 



for cattle ticks, (27) 77, 84, 163; (29) 287; (32) 



274; (33) 679. 

 methods of analysis, (31) 115. 

 notes, (30) 778. 

 oxidation, (26) 174; (31) 776; (33) 478, 680; 



(38) 585. 

 preparation, (26) 382; (29) 585; (31) 776; (32) 



778. 

 rendering harmless, (27) 899. 

 tick-kOling properties, (29) 886. 

 treatment, (26) 382. 



