930 ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



Page. 



Flaxseed, stonvRe under commercial conditions, chanj^es, studies 64 



Flea-beetle, tobacco, control invest i<,'al ions 520 



Fleas, disease-spread in<j, relation to l)ui)oiiic plaj^ne 122 



Floods and rivers, work of Weather IJurean 40 



1910, amount of danuifje 173-174 



various States, extent and losses, 1910 40, 173-174 



Floricultural in vest ifi;at ions, need 342 



Florida, citrus fruits, insects at'ftcting, invest igaticms 117-118,534-535 



investigations 347 



mango growing, importance 77 



Flour beelKs, investigations 539 



bleached, investigations *. . . 104 



laboratory investigations by I'h -mistry IJureau 104, 455 



pros^'cutions, decisions, etc 455, 4G5, 4G6, 475, 798 



"diabetic, " value, studies 449-450 



mills, infestation by beetles and moths, investigations 539-540,541-542 



moth, Mediterrau' an, investigations 539-540 



pharmacological studies 445 



substitutes in bread making, experiments 448 



Flours, Maryland, study of baking cjualities 447 



Flower seeds, Congressional distril)ution, demand, award of contract for pack- 

 ing, etc.- 3()0-361 



Fly, Hessian, inv( stigations 530 



house, control studies. Entomology Bureau 537 



white, control, experiments in Florida 534-535 



Flycatchers, ectmomic value of the bird, investigations 553 



Food adulteration, detection methods, studii s _ 439 



and drug inspection, laboratorv work, 1910 453-478 



Drugs Act, administration 32-33, 796-846 



forms of procedure "97 



samples, investigations by Chemistry Bureau 451 



violations, convictions, and fines 32, 794, 796-846 



containers, investigations 103-104 



Inspection Laboratorv, work, 1910 434-435, 453-478 



work. Chemistry Bur au, 1910 434-439,456-458,461-478 



investigations. Chemistry Bureau 99-104, 429^39 



prices, relation to wag; s, factor in increased cost of living 716-722 



products, American, t( sting methods in foreign countries 439 



contamination by tin cans, investigations 438-439, 458, 464 



use of coal-tar colors, investigations 471-472 



samples, examination in branch laboratori; s 439, 454-458, 461-463 



testing by Chemistry Bureau for various departments 439, 



459, 4tJ4, 406, 467, 469, 472, 476, 477, 478, 479 



supply, wholesome, study by Agriculture Department, importance 31 



Foods, canned, influence of tin receptach s 438-439, 458, 464 



import cases, investigation by Food Inspection Laboratory 457 



imported and domestic, collection and examination bv Chemistry 



Bureau 98-99 



in storage, deterioration, study by Chemistry Bureau 429—132 



Forage crops, drought-resistant, needs of semiarid regions 86 



dry-land, experiments 360 



Guam experiment station, work 756 



investigations 83-86,358-360 



new, St udi; s and experiments 83-86 



National Forests, investigations 402—404 



production, study 334 



Forage-plant insect investigations 529-534 



Forecast cards, number issued annually - - - - - 622 



Forecasts and warnings, distribution, results, and press notices in various 



cities, 1910 38-40, 166-172, 185-187 



extended periods, work of Weather Bureau, 1910, notes and com- 

 ments.. . 169-172 



weather, work of year, review by Secretary 38-40 



Foreign seed and plants, inspection against insects ^ 120 



introduction, work 355-360 



trade, agricultural products 17-19 



