forest nurseries, practices 479 



INDEX. 1 3 



Bulletin 



Must— No - J ' a <? f '- 



production in Germany .-* I I 22 



production in Spain 483 23 



Nebraska — 



apple growing, extent and varieties 485 23, 15-47 



[2,35 : —.11 16 



forest nursery, irrigation and other practices 170 \ 49, 55,6 1 ,67, 7 1 . 



I 85 



f L3, 17, 22, 30, 



Negroes, farm operations in Sumter County, Ga., compari- 34,38, 10,42, 



son with work of white farmers 492 | 44. 10. 49. 55, 



1 58,63 



Netherlands, fruits, production, exports and imports 483 18 



New England, gipsy moth and brown-tail moth, solid-stream 



spraying against, bulletin by L. H. Worthley 480 1-16 



New Hampshire — 



apple growing, production and varieties 485 6-7, 14 



Exeter, gipsy-moth infestation, control studies '. . 484 33-34 



strawberry shipments in 1915 477 29 



New Jersey — 



apple growing, production and varieties 485 7, 16-17, 45-47 



strawberry shipments in 1915, magnitude and destination . 477 21-26. 29 

 New Mexico — 



apple growinff, extent and varieties 485 34-35, 45-47 



35-36,37,43, 

 47,49,50.61, 

 62,63.66.69, 

 85 

 New York — 



apple growing, production and varieties 485 6-7, 16, 45-47 



strawberry shipments in 1915, magnitude and destination 477 21-26. 29 

 New Zealand, fruits — ■ 



area and exports 483 . 40 



production, note 483 40 



Nicaragua, banana industry 483 9 



Nicotine, solution with soap, spray for aphids 479 76 



North America, fruits, production, imports and exports, by 



countries 483 2-12 



North Carolina — 



apple growing, production and varieties 485 7, 26, 45-47 



beekeeping, survey, bulletin by E. G. Carr 489 1-16 



cotton market conditions, study with a view to their 

 improvement, bulletin by O. J. McConnell and W. R. 



Camp 476 1-19 



cotton, production and consumption, of different staple 



lengths 476 5-6 



strawberry shipments in 1915, magnitude and destination 477 21-26, 29 



North Dakota, apple growing, note 485 22, 45-47 



Norway, fruits, imports and exports 483 19 



Nozzles, spray irrigation systems, types and descriptions 495 14-23 



Nurseries, forest, fertilizers, choice, application, etc 479 79-85 



Nursery — 

 forest — 



equipment 479 15 



operations 479 15-64 



size and arrangement, 1917 479 7-10 



National forests, practices, bulletin by C. R. Tillotson 479 1-86 



site — 



for, slope, exposure and accessibility, importance 479 4-5 



forest, selection, preparation, etc 479 1-7, 16-39 



stock, forest, diseases, and injuries, insects, and rodents . . 479 68-79 



water system, buildings, and tools needed 479 10-15 



Nyssa spp. honey plants, value and occurrence 489 12 



Oak- 

 slash, rotting in Arkansas forests 496 3-7 



trees, injury by gipsy moth 484 4 



