206 



EXPERIMENT STATION RECORD 



Dothidella— 



ulmea, notes, (27) 349; (30) 48, 248; (37) 253. 

 vacciniicola n.sp., description, (37) 748. 

 Dothiorella — 



gregaria on walnuts, (34) 447. 

 ciuercina, notes, (27) 654; (30) 453. 

 sp. on walnuts, (34) 56, 353. 

 zeac n.sp., notes, (28) 150. 

 Dough— 



as affected by foreign starches, (26) 761. 

 fermentation cabinet for, (29) 263. 

 materials, conservation, (36) 464. 

 sour, fermentation, (29) GO. 

 Douglas fir— 



as affected by mistletoe, (39) 57. 

 bark beetles, studies, (39) 65. 

 beetles, notes, (26) 561; (32) 552. 

 beetles, studies, (39) 65. 

 manna, analyses, (39) 802. 

 mechanical and physical tests, (39) 246. 

 Razouniofskya infection, (40) 253. 

 region, logging in, (40) 152. 

 reproduction by wind-blown seed, (39) 750. 

 Rhizoctonia disease, (39) 554. 

 rots of, (40) 349. 



second-growth, source of seed, (38) 145. 

 Dourine — 



and nagana, differentiation, (30) 580. 

 diagnosis, (27) 81, 480, 783; (30) 83; (36) 179, 275, 



382, 578. 

 diagnosis — 



by complement fixation, (31) 382. 

 by conglutination method, (38) 483. 

 Wassermann's method, (26) 582. 

 eradication, (37) 477. 

 immunity to, (29) 379. 

 immunization, (32) 374. 

 in European Russia, (29) 479. 



horses, (26) 373; (27) 77; (37) 692. 



horses, diagnosis, (34) 186, 385. 



horses in Brazil, (27) 884. 



horses, studies, (26) 88. 



Iowa, (38) 78. 



mice, treatment, (31) 284. 



Nebraska, (32) 584. 



Northwest, (34) 185. 



Prussia, (27) 181. 



South Dakota, (40) 183. 



United States, (37) 274. 



western Canada, (31) 80. 

 notes, (27) 378; (31) 79. 

 outbreak in Saskatchewan, (36) 179. 

 pathogenicity and treatment, (27) 284. 

 recurrence in United States, (27) 576. 

 studies, (26) 881; (31) 177. 

 transmission by blood-sucking insects, (26) 1.50. 

 treatment, (28) 478; (31) 282. 

 trypanosomes causing, (28) 478; (30) 282. 

 Doves, ring, hybridizing, (28) 270. 

 Draeculacephala — 



angulifera, life history, (35) 553. 

 spp., notes, (27) 858; (33) 356. 

 Drafting- 

 agricultural, handbook, (30) 490. 

 manual, (31) 592. 

 Drag, homemade, for soils, (32) 789. 

 Dragonllies — 



biology, (39) 558. 

 food habits, (34) 549, 550. 

 North American, synopsis, (28) 353. 

 Drain air, chemistry and bacteriology of, (28) 592. 

 Drainage^ 



and aeration, (33) 97. 



as affected by dynamiting, (31) 635. 



as an antimalarial measure, (33) 486. 



assessments, suggestions for, (36) 586. 



by explosives, (27) 687. 



by pumps, (20) 589, 789. 



canals, automatic gate for, (33) 586. 



canals, velocity coefficients, (36) 585. 



centrifugal pumping plants for, (28) 890. 



channels, distance between, (31) 486. 



concrete in, (32) 787. 



contracts, notes, (27) 789. 



convention of North Carohna, (27) 189; (28) 



485; (29) 182. 

 cooperative methods in, (27) 87. 

 district assessments, notes, (27) 587. 

 districts, organization and administration, (37) 

 883. 



Drainage — Continued. 



districts, topographic surveying for, (32) 884. 

 ditches — 



blasting, (32) 589; (34) 125; (35) 789. 

 cleaning, (32) 589. 

 construction, (27) 386; (33) 889. 

 construction and maintenance, (27) 586. 

 cost of excavating, (32) 481, 884. 

 machinery for, (34) 583. 

 spacing in meadows, (29) 331. 

 tables for level section, (31) 384. 

 economic value, (27) 586. 

 effect on — 



bacteria in peat soils, (38) 420. 

 growth of elms, (28) 344. 

 soil acidity, (40) 22. 

 swamp soils (30) 120. 

 yield of sugar cane, (34) 586. 

 engineers, need of, (29) 182. 

 excavating machinery for, (34) 189. 

 exercises in, (26) 392. 

 experiments, (31) 589. 

 experiments in — 



Belgium, (29) 785. 

 India, (28) 684. 

 Prussia (29) 426. 

 farm, notes,' (30) 887;' (33) 288; (38) 497, 591, 690; 



(39) 217. 

 house, intercepting traps in, (28) 591. 

 in Argentina, (28) 399. 

 California, (38) 288. 

 Canada, (27) 789. 

 east Prussia, (31) 732. 

 Egypt, (30) 289; (35) 685; (37) 693. 

 Georgia, (26) 590, 788. 

 Hawaii, (37) 384. 

 India, (27) 19. 

 Indiana, (31) 783. 

 Iowa, (34) 885. 

 Italy, (34) 786. 



Java, British India, and Indo China, (31) 89. 

 Louisiana, (30) 289; (31) 185, 684; (38) 387; 



(39) 291. 

 lower Mississippi Valley, (27) 189. 

 Manitoba, (33) 392. 

 Maryland, (32) 787. 

 Minnesota, (35) 286, 580. 

 Missouri, (26) 891; (33) 89. 

 Nebraska, (29) 289; (33) 888. 

 New South Wales, (26) 892; (27) 188; (29) 785. 

 New Zealand, (38) 690. 

 North Carolina, (33) 780; (34) 585, 885. 

 North Dakota, (26) 892; (29) 182; (33) 683 

 Nova Scotia, (38) 288. 

 Ontario, (37) 385. 



Oregon, (35) 788; (36) 186, 385, 485. 

 Oregon, John Day River valley, (36) 283. 

 Oregon, Malheur and Owyhee projects, (36) 



583. 

 Philippines, (30) 632. 

 South Carolina, (27) 189; (28) 382. 

 southeastern Missouri, (33) 780. 

 southern Illinois, (28) 890. 

 Tennessee, (26) 812, 893; (27) 483. 

 Texas, Jefferson Countv, (33) 188. 

 the Ganges delta, (31) 784. 

 Truckee-Carson Experiment Farm, (33) 780. 

 Tunis, (30) 289. 

 United States, (28) 890. 

 Victoria, (30) 887. 

 Virginia, (37) 384; (38) 389. 

 Western Australia, (35) 489. 

 Wisconsin, (29) 589; (30) 588; (36) 813. 

 land bedding as a method of, (35) 286. 

 law in — 



Georgia, (28) 684. 

 Iowa, (36) 888. 

 Louisiana, (28) 890. 

 Maryland, (32), 787. 

 North Carolina, (27) 189. 

 Oregon, (31) 587. 

 Washington, (37) 281. 

 legislation, need of, (36) 384. 

 mole, in England, (31) 685. 

 notes, (29) 85, 785; (30) 588; (31) 494, 589, 894; 



(32) 814; (33) 695; (36) 396, 723. 

 of alkali soils, (31) 889; (.34) 283; (36) 186, 584; 

 (38) 591. 

 American bottoms, (27) 616. 

 Florida Everglades, (33) 585. 



