950 



EXPERIMEXT STATION RECORD. 



[Vol. 41 



Dog- 

 flea flagellate, studies, 781. 

 fleas, remedies, 662. 

 Dolichocysta Champion, notes, 551. 

 Doliclios labial) — 



and D. lignosus, notes, 523. 

 breeding experiments, 528. 

 culture experiments, Tex., 36. 

 Domestic science. {See Home economics.) 

 Dothichiza populea, notes, 546. 

 Douglas fir — 



culture in Europe, 541. 

 effect on snow melting, 785. 

 for wood-block pavement, 790. 

 oleoresin, 541. 

 rusts of, 353. 

 tussock-moth injury, 552. 

 volume tables, 838. 

 Dourine in South Africa, 873. 

 Drainage — 



antimalarial, use of dynamite in, 482. 

 area, absorption and run-off on, 686. 

 areas of Nevada, Nev., 728. 

 areas, Piedmont, run-off from, N.C., 686. 

 channel, dredged, erosion in, 483. 

 districts, tile, construction, 786. 

 ditch cross-section, inspection, 483. 

 ditch, hydraulic efficiency for differ- 

 ent channel conditions, 687. 

 ditch, Tempe, Ariz., 379. 

 farm, guide, 884. 

 for Prince Edward Island, 482. 

 household, pipe for, 587. 

 in England and Wales, 687. 

 in United States, U.S.D.A., 686. 

 laws, handbook, 482. 

 mole plows for, 586. 

 of irrigated lands, 786. 

 of meadows, 230. 

 of moors, 687. 

 prospectus of treatise, 482. 

 underdrainage systems, 883. 

 Drains, large-size, segment block for, 483. 

 Draintile — 



Iowa shale and concrete, 786. 

 testing, 786. 

 Dried blood — 



availability as affected by soils, N.J., 22. 

 carbon dioxid and ammonia formation 



from, 421. 

 fertilizing value, Mass., 21 ; N.C., 025. 

 Drosophila — 



as affected by temperature, 868. 

 breeding experiments, 867. 868. 

 factors for notch in, 175. 

 in bottled certified milk, 57. 

 Droughts, warm season, U.S.D.A., 809. 

 Drug plants — 

 culture, 339. 



culture in United States, 837. 

 of Germany, 743. • 



Drugs — 



detecting adulteration, 429. 

 effect on milk production, 181. 

 inspection, Conn. State, 170; Me., 171. 

 methods of analysis, 412, 710. 



Drugs- -t 'ontinued. 



new and nonofiicial, 781. 

 notes, N.Dak., 763. 

 Dry farming — 



climatic conditions controlling, U.S. 



D.A., 417. 

 experiments, Ariz., 332 ; Idaho, 226. 

 experiments in South Africa, 528. 

 in Arizona, Ariz., 29. 

 methods, U.S.D.A., 442. 

 research, phytometer methods, 327. 

 rotations and cultural methods, Mont., 

 29. 

 Drying — 



apparatus, laboratory. 311. 

 industrial, treatise, 618. 

 of foods, bil)liography, 557. 

 of foods, low-temperature vacuum pro- 

 cess, 807. 

 (See also Fruits and Vegetables.) 

 Dryopea m-orrisoni n.sp., description, 255. 

 Ducks, feeds and feeding, Can., 870. 

 Durra — 



asal fly in Sudan, 604. 



brewing tests and utilization, 641. 



flour, characteristics and detection, 



467. 

 kernel smut resistance, Kans., 48. 

 Dust, copper, 354. 

 Dusting experiments, 153, 340, 348, 755 ; 



111., 146, 750. 

 Duty of water. (See Water, duty.) 

 Dyeing, review and bibliography, 801. 

 Dyes, chemistry of, progress, 613. 

 Dyestuffs — • 



natural, treatise, 110. 

 vegetable, of New Zealand, 710. 

 Dynamiting — 



for swamp drainage, 482. 

 rocky soils, 624. 

 Dysdercus spp., notes, 251, 455. 

 Dysentery — 



chronic bacterial. {See Johne's dis- 

 ease.) 

 prophylaxis and treatment, 577. 

 Earth pressures, measurement, 482, 582, 



790. 

 Ecology — 



of root systems, 327. 

 plant, studies, 327. 

 Economics, rural. (See Rural economics.) 

 Ecphyltis hicoriw n. sp., description, 463. 

 Eddoes, culture experiments, 825. 

 Edema of eyelids caused by ants, 463. 

 Edessa meditabunda, notes, 251. 

 Education — 



agricultural. (See Agricultural edu- 

 cation.) 

 vocational. (See Vocational educa- 

 tion.) 

 Egg laying contests — 



Conn. Storrs, 870 ; N.J., 76 ; Nebr., 



370. 

 in Australia, 370, 371, 870. 

 in England, 370. 



