\)12 ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



Page. 



Holl weevil, cotton, control operations 115, 503-504 



use of chemicals 503, 504 



proposed work 530 



s])read into Mississippi delta, labor ])roljlem, note 52li 



Bollworm, cotton, control, Hawaii (>!)!> 



Bookkoopint;, farm, work of Plant Industry Biirnaii :*.07 



Books, niuniicr in Department library and IminclKM, 1011 (i()l. 



671, 673, 674. 676, 678, 681 , 682 



Borer, 8U2:ar-cane, investigations 505 



Borers, ai)ple-tree, investigation 51 2 



Boston food and drug laboratory, work 427 42K 



location of quarantine station for imported animals 198 



Bovine tuberculosis. See Cattle tuberculosi-i. 



Bovo- vaccine, use against tuberculosis, experiments 138 



Boys' corn cIuIjs, meml lership 690 



organization, enrollment, and methods 76-77 



demonstration work, review 313 



Bread, exports, note 24 



Breakfast foods, use of durum wheat, note 289 



Breeding, animal, experiments and results 203-207, 209 



crop, investigations 268-270 



live stock, work of Animal Industry Bureau 44-46, 198 



Porto Rico Experiment Station, 1911 701-702 



Breton Island Bird Reservation, report, 1911 543 



Bridge building, assistance from Public Roads Office ] 18-149, 737-738 



British Columbia, liiological survey, cooperative 540, 549 



Broad l)ean weevil, danger of spread, note 525 



Broom-corn growing, Hawaii, and value of crop 699-700 



Brown, J. R., note regarding wireless-telegraph hurricane warning 165 



Brown-tail moth, nests on imported stock, note 527 



proposed work 530 



work, New England, review by Secretary 111-112 



Buckwheat, crop of 1911, remarks by Secretary 14, 19, 20, 21 



Bud-rot, coconut palm, control studies 56 



Buildings committee, order of Secretary..: 805 



observatory, owned and rented by Weather B-ureau 186-188 



rat-proofing, for control of rats 116 



rented by Department in District of Columbia, purposes and rental.. 564 



Buffalo food and drug-inspection laboratory, work 431 



National bison range, note 123 



Bulbs, American grown, comparison with imported bulbs 79 



Congressional distribution 340 



Dutch, production in America 340 



growing, note - 11 



Bureau, Animal Industry, etc. See Animal Industry; Biological Survey; 

 Chemistry; Entomology; Plant Industry; Soils; Statistics; Weather. 



Bussy, Dr. L. P. de, visit to study tobacco 502 



Butter, cold storage, costs 30,31 



months, etc 27,28,29,30 



coloring matter, study of determination 217, 219 



effect of feeding cotton seed and by-products, study 217 



exports, note 23 



inspection for Navv, work of Dairv Division, 1911 214 



investigations, 1911 .' - 213-214. 215-216, 219 



manufacture from pasteurized and unpasteurized cream, relative cost. 219 



cream, superiority 219 



market inspection, growth of system 2] 3-214 



percentage in cold storage 33-34 



price changes, notes 31 , 32, 33 



renovated, inspection, 1911 , 215 



need of legislation 215 



manufacture, supervision, etc 48 



storage, experiments 48, 49 



manufacture by various methods, comparison 219 



Butterfly, alfalfa, study 516 



Buttermilk, as by-product in butter making, study 216 



