656 INDKX. 



Forests — Continued . 



National — Continued. Page. 



protection and cooperative work 209-21G 



receipts and expenditures, 1922 204, 205 



research work 238-247 



road and trail construction 34, 232-237 



roads, work of Roads Bureau, 1922 485-488 



protection— 



from fire, cooperative progress 32, 60, 19«, 198, 210-212, _-14-2i(i 



from insect infestation 21 2, 21 3 



Foul-brood diseases of bees, study and control 328, 329 



Fowl, wild, feeding grounds, surveys - _ 3^^ 



Fox farming, data regarding 344, 345, 355 



Foxes, imported, inspection and quarantine 133 



Freight rates, relation to farm prices ^ ■ 4 



Frosts, warnings and fruit service 70, 80-82 



Fruit- 

 dried, insects attacking 309 



flies, control work 312 



fly, Mediterranean, control and quarantine 312 



insects, tropical and subtropical 310-314 



rosaceous, breeding work 180, 181 



Fruits — 



budding, researches - _ 21 



cull, utilization studies 271) 272 



deciduous, insects investigations 299-303 



grading ^8 



Hawaiian, quarantine orders - 625 



importations under Quarantine 49. during 1922 621, 622 



improvement and utilization in Hawaii 429 



injury by birds, studies 348 



inspection woi'k 509, 510 



investigations, work of Plant Industry Bureau 177-182 



marketing investigations 506-511 



Mexican, quarantine order 626 



odorous, constituents, investigations 252 



tropical and subtropical, insect pests 310-314 



Fumigation — 



greenhouse, results 313 



work in insect control 310 



Fungi — 



corn diseases, cause 166 



insect-killing, investigations 311 



Fungicides — 



composition and efficiency, studies 255-25/ 



examination for adulteration and misbranding 596, 601 



Fungus, ring-scale, cause of losses in Douglas fir - - 189 



Funds^- 



Agriculture Department, appropriations and income 49-52 



reserve, amount saved during year ; - 43 



Fur- 

 bearers — 



Alaska, protection : 353-35o 



rearing in captivity 344-346 



farming, Alaska, location and conditions 355 



farms, distribution and animals bred 344-348, 355 



wardens, work in Alaska 353 



Furfural, production from corncobs and waste materials 261 



Furs — 



Alaska, shipments, number and value 354 



seizures in Alaska — 354 



Future Trading Act, passage and annulment 583, 591 



Game- 

 big, numbers in United States and on reserves 229, 3- 8 



departments, State, cooperation with Biological Survey 336, 337 



destruction by predatory animals 336. 33/ 



