SUBJECT INDEX 



275 



•Gooseberry— Continued. 



pollen, viubility, (32) 534. 



powdery mildew, notes and treatment, (28) 748. 



root rot, notes, (34) 49. 



rust, notes, (33) 647. 



sap as affected by Bordeaux mixture, (30) Oil. 



sawfly, yellow, notes, (33) 659. 



Septoria leaf spot, investigations, (33) 347. 



twig disease, new, notes, (31) 749. 



wine, preparation, (27) 412. 

 •Qooseflsh, commercial possibilities, (35) 469. 

 Gopher- 

 pocket— 



control, (39) 153. 



description, (33) 152. 



destruction, (32) 648. 



in Iowa, (40) 546. 



life history and control, (37) 757; (40) 54. 



notes, (32) 753; (34) 651; (37) 355. 



revision, (34) 449. 



susceptibUity to plague, (26) 59. 



poisons, analyses, (38) 653. 

 Gophers — 



control, (39) 59. 



destruction, (30) 697; (36) 852. 



notes, (28) 450. 

 Gore tares, culture experiments, (39) 126. 

 Gorse as sand binder, (29) 427. 

 Gortyna — 



micacea, notes, (39) 160; (40) 648. 



stramentosa, notes, (36) 456. 

 Gossyparia spuria, see Elm scale, European. 

 Gossypium — 



barbadense, analyses, (31) 863. 



brasiliense var. apospermum, culture, (33) 529. 



hopi n.sp., description, (30) 37. 



irenaeum, description, (30) 37. 



spp. in Italian Somaliland, (37) 336. 



spp., leaf nectaries, (37) 727. 

 Gossypol— 



chemistry of, (38) 801. 



determination in cottonseed meal, (38) 113. 



in cotton seed, (33) 311. 



notes, (37) 689. 



paper on, (32) 300. 



studies, (34; 381; (38) 685. 



toxicity, (39) 886. 

 Gourd- 

 fruit fly, remedies, (31) 757. 



seeds, oil from, (39) 9. 

 Gourds — 



breeding experiments, (30) 838. 



inheritance studies, (39) 747. 

 Gout- 

 metabolism in, (37) 167. 



relation to diet, (30) 108. 

 Gracilaria — 



azaleae n.sp., description, (32) 450. 



azaleae, notes, (33) 252; (39) 866. 



lespedezaefoliella, notes, (35) 356. 



sp., notes, (28) 158. 

 Gracilariidae of North America, revision, (40) 652. 

 Graduate- 

 School of Agriculture, (31) 301. 



students as research assistants in experiment 

 stations, (36) 102. 

 Graft- 

 hybrid in apples, (31) 140. 



hybrid, new, description, (36) 331. 



hybrids, connecting threads in, (30) 433. 



hybrids, description, (27) 31; (30) 740. 



hybrids, notes, (32) 726; (33) 429; (35) 437, 635; 

 (39) 241, 447. 



Stock, penetration of scion, (39) 143. 

 Grafting— 



and asexual hybridization, (30) 329. 



bridge, notes, (32) 234; (34) 833. 



effect on grapes, (28) 236, 437. 



factors restricting, (31) 440. 



in plant acclimation, (35) 444. 



notes, (29) 838; (31) 740. 



stock, effect on scion, (27) 540; (28) 541. 

 Grain— see also Cereals, Oats, Rye, Wheat, etc. 



active constituents of, (29) 169. 



aleurone cells as source of oil, (40) 714. 



and grain products, exports, (34) 194. 



and hay elevator, description, (30) 690. 



and wheat mixtures, nutritive deficiencies, (35) 

 577. 



Grain — Continued . 

 aphis- 

 correct name, (38) 462. 



destruction by birds, (29) 452. 



English, alternate hosts, (39) 464. 



English, studies, (36) 458. 



European, control, (40) 754. 



European, notes, (28) 254; (33) 253; (36) 253. 



European, studies, (40) 649. 



new, description, (39) 62. 



notes, (26) 59; (40) 648. 



remedies, (36) 857. 

 aphis, spring — 



in Texas, (40) 856. 



notes. (26) 85fi; (36) 755. 



outbreak in Kansas, (37) 561. 



parasite of, (32) 353. 



remedies, (34) 653. 



studies, (27) 859. 

 aphis, studies, (36) 458. 

 artificial drying, (33) 831. 

 as affected by corrosive sublimate, (30) 242. 

 as basis for credit in Russia, (31) 390. 

 ash, copper determination in, (40) 807. 

 beetle, control, (39) 862. 

 beetle, notes, (26) 453. 

 beetle, saw-toothed — 



control, (39) 862. 



in warehouses, (39) 464. 



notes, (26) 453: (27) 755; (32) 651; (34) 754. 



remedies, (27) 258; (32) 245. 



studies, (40) 855. 

 binders — 



engine for, (27) 293. 



motor drawn and operated, (31) 188. 



tractor, operation, (34) 891. 

 bins, concrete, construction, (37) 789. 

 bins, sanitation, (37) 895. 

 black rust, relation to barberries, (30) 149. 

 borer, lesser, notes, (30) 655; (40) 458. 

 bulk handling, (35) 693. 

 buyers, ready reckoner for, (30) 342. 

 Canadian, marketing under war conditions, (40) 



390. 

 changes in during storage, (30) 525, 639. 

 cleaners, tests, (30) 292. 

 cleaning and sorting machine, tests, (27) 293. 

 companies, cooperative, (35) 393. 

 composition as affected by soil moisture, (27) 



334. 

 cost of production, (32) 594. 

 crops- 

 culture in Wyoming, (39) 229. 



for silage, (31) 829. 



handbook, (29) 530. 



irrigation experiments, (39) 229. 



winterkilling, (40) 821. 

 culture — 



experiments, (27) 32; (30) 828; (39) 229, 437. 



in southern Idaho, (36) 227. 



in the Dakotas and Montana, (38) 230. 



in western Canada, (31) 595. 



intensive, (29) 337. 



on Utah dry lands, (38) 230. 

 date-of-seeding tests in Quebec, (40) 228. 

 destruction by birds, (26) 855. 

 destruction by cutworms, (31) 352. 

 deterioration in storage and transit, (32) 200. 

 deterioration on fertile soils, (29) 515. 

 determining test weight, (36) 441. 

 disease resistance of, measurement, (28) 546. 

 diseases — 



and pests in Baden, (31) 539. 



in Wurttemberg, (29) 845. 



notes, (27) 848; (36) 746. 



studies, (26) 142; (30) 148. 

 driers in United States, (39) 744. 

 driers, tests, (34) 88. 



drills, construction and adjustment, (29) 186. 

 drills, tests, (27) 892. 



"drunk bread" disease, studies, (36) 747. 

 drying, (36) 634. 

 drying, handbook, (27) 669. 

 drying machine, description, (29) 688. 

 dusts, explosibility, (32) 790. 

 elevator, cooperative in Nebraska, (26) 488. 



accounts for, (34) 896; (35) 296. 

 concrete, design, (34) 685. 

 cooperative, in Iowa, (32) 593. 



