2 DEPARTMENT OF AGRICULTURE, BULS. 326-350. 



Bulle- 

 Anthrax — Continued. tin No. Page. 



spores, viability , note 340 1 



spread, means 340 2 



transmission by gnats 329 28 



treatment in man, directions 3^0 ]5 



vaccination against, experiments, bulletin by Adolph Eichhorn. 340 1-16 



Antrostqmus — 



carolinensis, occurrence in Porto Rico 326 69 



spp. , occurrence in Porto Rico, notes 326 69 



Ants, "white." See Termites. 



Aramus vociferus, occv rrence in Porto Rico, habits and food 326 37-38 



Archilochis colubris, occurrence in Porto Rico, note 326 70 



Ardea, spp., occurrence in Porto Rico, habits and food 326 26 



Arenaria interpres morinella, occurrence in Porto Rico, habits and 



food 326 40-41 



Arizona — 



cork fir. See Cork fir. 



Salt River Valley, production of Egyptian cotton, comparison 



with conditions in Egypt 332 8-10 



wild-cotton weevil, studies on biology of, bulletin by B. R. 



Coad :.. 344 1-23 



Arlington experiment farm — 



location and operation, note 336 1 



soil, climatic and physical conditions 336 3-6 



Ashmuni cotton, notes 332 3, 4-5 



Asio portoricensis, occurrence in Porto Rico, habits 326 67 



Aspen — 



pulp, experiments and tests. „ 343-1 ak_aq -m q 



region of production, map 343 54 



Augite, occurrence in rock, nature and value for road bvilding 348 7 



Ayers, S. Henry, bulletin on "The present status of the pasteuri- 

 zation of milk" 342 1-16 



Bacteria, milk, destruction by pasteurization 342 1-2 



Baking, tests of wheat containing admixtures of rye, corn cockle, 



kinghead and vetch , br lletin by R. C . Miller 328 1-24 



Baldpate, occurrence in Porto Rico 326 30 



Balsam fir — 



(and spruce) of the Rocky Mountain region, bulletin by George 



B. Sudworth 327 1-43 



occurrence — 



botanical history, characteristics, and growth habits 327 20-24 



in Rocky Mountain region, history 327 20 



pulp, experiments and tests 343-! ' -,94 



region of production, map 343 37 



resin ducts, location and variations 327 17, 18 



wood, characteristics and uses 327 22 



"Balsam." See Alpine fir. 



Bananaquit, Porto Rican, occurrence in Porto Rico, variant names, 



habits and food 326 109-111 



Bark, Ton H., bulletin on "Experiments on the economical use 



of irrigation water in Idaho" 339 1-58 



Barley — 



growing at College Park and Arlington experiment farms, vari- 

 ety tests 336 42-49 



introduction into the United States, notes 336 2 



irrigation, effects of different volumes of water, experiments in 



Idaho 339 11,14,17,19 



specific gravity, comparison with wheat 328 3 



yield, leading varieties, etc » 336 43-49 



Barrows, H. P., bulletin on "Home projects in secondary courses 



in agriculture " - 346 1-20 



Bean harvester. See Harvester. 



