550 INDEX. 



Ladybird^ — Page. 



bean, control by sprays 257 



inveatigations 255 



Lacey Act, game protection, enforcement, 1919 296-298, 491-492 



Land — 



claims, National Forests, work of Solicitor, 1919 476 



settlement, needs of new settlers 21-22 



Lands, farm, area expansion, settlement, tenancy, etc 18-24 



Lantern elides, educational, States Relations Service 356, 358 



Larkspur, eradication on forest ranges 191-192 



Laws — 



administration by Office of Solicitor 476^95 



agricultural, enforcement by Solicitor 480-495 



bird protection, administration 284, 288, 293-296 



food and drugs enforcement by (chemistry Bureau 211, 212-218 



state, cooperation in Federal Aid Road Act 395-396 



violations, prosecution by Solicitor, 1919 475, 477, 481, 482-492 



Lead — 



arsenate, insect control 252, 253, 254, 257, 267 



occurrence in zinc oxid, studies 227 



Leaf hopper, beet, investigations 257 



Leaftier, celery, control 257 



Leases, preparation by Solicitor 473 



Leather, tanning, waterproofing, etc., investigations 232 



Legal work — 



department, summary 469-476 



Forest Service. 469-470. 476-479 



Legislation beneficial to farmers, past action and future steps 42-45 



Lemon terpene, misbranding, decision 214 



Lemons, cull, utilization 223-224 



Librarian, report, 1919 337-352 



Libraries, bureau, division, and office, work, 1919 347-349 



Library — 



accessions, 1919 339-340, 349, 351 



Weather IJureau, progress, 1919 70 



work, summary, and personnel changes 337-338, 345-347 



Lice — 



cattle, control 131 



control, investigations 269 



hog, control 131 



Lilies, Easter, investigations 149 



Lime — 



citrate, manufacture from citrus fruits 22:i-224 



effect on phenol and cresol germicidal efficiency 127 



Linteis, use in paper making, studies 207 



Live stock — 



associations, cooperation with Forest Service 193 



conditions in Europe after the war 3 



dealers, supervision work of Markets Bureau, 1919 428, 458-459 



destruction by predatory animals 277-278 



economics, studies, Farm Management Office 465 



estimates, demand for 332, 333-334 



extension work 369, 370, 380, 385 



feeding, experiments 80-81, 82, 84, 85, 87, 100 



grazing on National Forests, receipts, numbers, etc 181 , 190-193 



increase since 1910 4,7 



market news service 447-449 



number on farms, 1900-1919, and exports, statistics 7, 10 



plant-poisoning invastigations 123 



quality improvement by better eires 78 



raising in Alaska 361 



reporting, Bureau of Crop Estimates 29-31 



sanitary work in interstate commerce 112 



transportation and quarantine, law, violations 1 13 



Livingston, George, report as Chief of the Bureau of Markets 427-461 



Loans, interlibrary 1919 339, 350 



Logging management to prevent insect injuries to timber 259 



