548 INDEX. 



Page. 



Guam Experiment Station, work, 191 9 364-365 



Guatemala, avocado varieties 157 



Gum karaya, examination, nfiw method 217 



Hahto 8oy bean, distribution and trial 158 



Hawaii Experiment Station, work, 1919 362-363 



Hay- 



reporting service 449 



yield per acre, increase since 1908 13, 15 



Haymaking, investigations 465 



Haywood, J. K. : " Report of the Insecticide and Fungicide Board " 499-503 



Health, man and animals, insects affecting 269 



Hemp — 



fiber gro\7ing, hybrids, and progress of industry 157 



New Zealand, growing experiments 155 



TTenequen, growing experiments.- 154, 155 



Herds, accredited, tuberculosis-free, lists, plan 77, 93, 117 



Herons, night, habits, study 285 



Hessian fly, control work, 1919 248 



Highway systems, economic studies 414 



Highways — 



construction, work of Roads Bureau 3-5-42 



Council, United States, meeting, organization, etc 394-395 



Hippodaniia convergens. See Ladybird. 

 Hogs- 

 breeding and feeding work, 1919 82-84 



feeder, marketing 83-84 



grazing. National Forests, numbers by States 1 92 



Home — 



demonstration work, South, and North and West 372-374. 381, 383 



Economics OflBce, work, 1919 387-389 



Homestead entries. National Forests, opinion of Attorney ('general 479 



Honey, demand for 271 



Horses— 



bots, control, experiments 131 



breeding work of Department, 1919 86-87 



grazing, National Forests, numbers, by States 192 



Horticultural Board- 

 cooperation of Entomology Bureau 262, 505, 512, 516 



Federal, report of Chairman 505-536 



organization and lines of work 505 



protection of new plant introduction 159 



Hospital emergency work of county agents 383 



Household management and labor, survey, results 388 



Houston, D. F., report as Secretary of Agriculture, 1919 3-46 



Howard. L. O., report as entomologist 247-273 



Idaho — 



clover seed, infestation with nematodes 174-175 



lands added to National Forests 25 



road projects approved, 1918, 1919 401, 403, 405, 407 



Thunder Mountain, proposed addition to national forests 183 



Ilex vnmitoria, caffeine source 228 



Illinois — 



road projects approved 1918, 1919 401, 403, 405, 407 



wheat diseases, outbreak and control 170-171 



Illustrations, work — 



Publications Divisions, 1919 318-319 



States Relations Service, 1919 356 



Importations — ■ 



cotton, regulations and quarantine restrictions 522-524 



nursery stock, plants and seeds, regulations 524-528 



Imports, food and drugs, inspection by chemistry 217-218 



Indexing work, Publications Division, 1919 317-318 



Indiana — 



road projects approved, 1918, 1919 401, 403, 405, 407 



wheat, flag smut outbreak and control 171 



Influenza, animal, control work, 1919 112, 120 



