934 



EXPERIMENT STATION RECORD. 



[Vol. 41 



Bibliography of — Continued. 



larch, 345. 



louse problem, 4.")S. 



Macrosiphum solanifoUi, Va. Truck, 664. 



mushrooms, 834. 



muskrat, 56. 



nitrification in natural soils, 125, 126. 



nitrogen fixation processes, 219. 



plant diseases, dissemination, 840. 



potato leaf-hopper, 849. 



potato leaf-roll, 451. 



poultry houses, N..J., 386. 



proteus group organisms, 84. 



pyotherapy, 375. 



range management, U.S.D.A., 565. 



reconstruction in Canada, 792. 



selection. S66. 



sex ratio, 866. 



soiling crops for cows, Iowa, 181. 



soils, colloidal condition, N.Y.Cornell, 

 123. 



sugar-cane moth borer, U.S.D.A., 61. 



tobacco, flower anomalies, 736. 



vitamins, symbiotes, and auximones, 

 55S. 



women on the farm, 492, 592. 

 Bile formation, effect of internal secre- 

 tions on, 172. 

 Binder, homemade header attachment, 487. 

 Binder-twine fibers, U.S.D.A., 639. 

 Bioclimatic law in research and practice, 



16. 

 BiocoUoid. (See Colloidal mixture.) 

 Biological normal spectrum, 428. 

 Biprorulus tihax, notes, 551. 

 Birch — 



canker, notes, 752. 



canoe, root habit, 634. 



for wood-block pavement, 790. 



frustum form factor, Vt., 47. 



leaf, skeletonizer, notes. Conn. State, 

 159. 



pollen distribution, 46. 

 Birds — 



course on, teaching, 597. 



diving, of North America, 660. 



economic, handbook, 56. 



male, feminized, 269. 



migration, 547. 



migratory, protection, T'.S.D.A., 660. 



nomenclature, 250, 354. 



of British Guiana, treatise, 546. 



of field, forest, and park, popular ac- 

 count. 547. 



of Glacier National Park, 55. 



of Great Britain, food habits, 454. 



of Iowa, 753. 



of Iowa, raptorial, 846. 



of Kansas City region, 753. 



of Minnesota, 454. 



of North America, notes, 547, 846. 



of North and Middle America, 547. 



of northwest Australia, 753. 



of the vineyard, 59. 



of Washington City, 547. 



southern, nature study book, 597. 



species protected in Egypt, 353, 



Bismuth iodoform paste in wound treat- 

 ment, S3, 475. 

 Bituminous — 



materials, consistency tester, 789. 



materials, ultramicroscopic examina- 

 tion, 688. 



road surfaces, efficiency, 688. 

 Black fly. (See White fly, spiny citrus.) 

 Blackberries — 



Logan, juice analyses, U.S.D.A., 111. 



potash fertilizers for, Mass., 21. 



variety for Minnesota, 147. 

 Blackhead in turkeys. 685. 

 Blackleg, immunization, 777. 

 Blackquarter in camels, 86. 

 Blast furnace potash, 325, 518, 629. 

 Blastophaga, female, notes, 556. 

 Blood — 



alkaline reserve as affected by diet, 765. 



ammonia concentration in, 616. 



ammonia in, determination, 413, 617. 



bactericidal action, 577. 



catalytic power, 172. 



changes due to fatigue, 860. 



corpuscles, red, calcium content, 267. 



dried. (-See Dried blood.) 



fat and lipoid content in the Tropics, 

 764. 



inorganic constituents, determination, 

 413. 



lipoids, determination, 116, 704. 



meal, amino-acid content, 367. 



meal, analyses, Ind., 564. 



meal for hogs, Iowa, 272. 



methods of analysis, 13, 617. 



nonprotein nitrogen, in, determination, 

 116. 



of fowls, fat content, 773, 774. 



of horses, studies, 87. 



pressure of the hor.se, 287, 579. 



proteins, regeneration, 859. 



sugar, determination, 413, 505, 506. 



urea in, determination, 116. 



work, manual, 184. 

 Blue grass — 



as hog pasture, Ohio, 178. 



competition in mixtures as affected by 

 fertilizers, 322. 



pasture for lambs, 368 ; Ohio, 177. 



preparing seed bed on denuded sur- 

 faces, Ind., 130. 



protein content at different stages, 

 Iowa, 273. 



seed production maps, U.S.D.A., 236. 



varieties for hay, Alaska, 30. 

 Blue grasses, analyses, Wyo., 333. 

 Blue tit, food habits, 454. 

 Blueberries, Florida variety, 445. 

 Bluetop, native, as hay and silage crop, 



Alaska, 30. 

 Bobolink, range and economic status, 547. 

 Bog soils, treatment, 230. 

 Boletus, edible, nutritive value. 557. 

 Boll weevil. (See Cotton-boll weevil.) 



