664 INDEX. 



Pilg*. 



Morgan horses, breeding and distribution 110-111 



Morrill, Chester, report of the Packers and Stockyards Administration 567-582 



Mosaic — 



cucumber, source and spread 186 



disease, control studies 22 



potato, control work 185 



sugar-cane, control studies 177 



Mosquitoes, investigations and control work 321 



Moth, satin, quarantine order 626 



Moths, control by use of cedar chests 310 



Motion pictures- 

 Animal Industry Bureau 103 



Department — 



at Brazilian Exposition G32 



output and circulation 36 



preparation by States Relations Service 416, 450 



work of 1922, projects and needs .' 390-393 



Mount Weather, reservation, conditions 83-84 



Mules, immunization against botulism 145 



Mung beans, growing in South - 168 



Murray, N. C., delegate to International Institute of Agriculture 530 



Muscle Shoals, nitrate plants, work of Fixed Nitrogen Laboratory 634-635 



Mussels, food of wild fowl 347 



Naphthalene, nest eggs, investigations 597 



Naval stores, investigations 265-267 



Navy, cooperative work of Entomology Bureau 310 



Nebraska— 



Niobrara game reservation, report 360 



North Platte bird refuge, report 361 



rodents, destruction 338, 340 



Negro — 



agents, extension work 452-454 



farmers, aid by extension workers 452-454 



schools, cooperative work of States Relations Service 419-420 



Nelson, E. W., report as Chief of Bureau of Biological Survey 331-369 



Nevada, rodents destruction 338 



New England — 



ice storm, November, 1921, results 69 



moths, control work 304-306 



New Hampshire, gipsy -moth spread and quarantine areas 304 



New Jersey — , 



frost service for cranberry growers 82 



gipsy-moth spread, and control work 304r-305 



Japanese beetle quarantine 299 



New Mexico — 



bird refuges, report 362 



fruit-frost work 82 



rodents extermination 340 



New York — 



gipsy -moth spread and control 304 



fur farm, studies 345 



storm, June, 1922 70 



News, market, service on various commodities 507, 513-517, 518, 520, 534 



Nicotine — 



dust, insect control 316, 317 



loss from insecticides, effect of containers 599-600 



Nitrate plants, Alabama, capacity and work 634-635 



Nitric acid, production from oxides of nitrogen 640 



Nitrogen — 



compounds, transformatioii and utilization 640-642 



fixation — 



processes, investigations. . . : 635-639 



studies 296 



fixed — 



compounds, utilization in agriculture 641-642 



Research LaV)oratory, economies effected by 45 



Research Laboratory report, 1922 633-642 



