578 



INDEX. 



Pulvinaria innumerabilia, 350, 41? . 

 Pyvethrum, cultivation iu America, 328, 



its uses as au insecticide, 329. ' 



Q. 



Quarantine system, practical direction of, 6. 



R. 



Rabbit injuring wheat, 301. 

 Rainfall, average of, for 1883, 435. 



1884, 559. 

 Railway and telegraph mileage, 517. 



facilities of the West, 489. 

 Red-humped promiuent reported from Oregon, 411. 

 Reddish-yellow spruce-bud worm, 379. 



determination by Professor Feknald, 378. 

 injury done to spruces, 378. 

 natural history, 378. 

 Reduyilda as enemies of cottony maple-scale, 354. 

 Remedies for cabbage cut-worms, 298. 

 Report of the Animal Industry Bureau, 181, 

 Botanist, 123. 

 Chemist, 19. 

 Commissioner, 5. 

 Entomologist, 285. 

 Forestry Bureau, 137. 

 Statistician, 419. 



upon exhibits, 466. 

 conclusion of, 568. 



Reports from agents, 361. 



Rocky Mountain locust injuring cabbage, 323. 



its appearance in Nebraska in 1884, 398. 

 Round-headed apple-tree borer, 380. 

 Rust of the orai>ge, 361. 



not influenced by soil and cultivation, 368. 



remedies, 369. 



the rust-mite its cause, 362. 



rusty superior to bright fruit, 367. 

 Rust-mite of the orange, 362 to 368. 

 Rye, estimates of 1883, 424. 



S. 



Sanguinaria canadensis, 133. 

 Saperda bivittata, 380. 



calcarata, 336, 383. 

 Saw- fly larva on ash, 418. 



grape-vine, 418. 



grass and sedge, 401. 



pluin,418. 



Scale insects, kerosene emulsions for, 330. 



modes of spreading, 353. 

 Schonbauer's account of the fly of Columbacz, 341. 



Scolytid beetles destroying spruce, 374. 



sugar maple, 375. 



Seed Bureau, work of, 18. 

 Selandria on grass and sedge, 401. 

 X>luin, 418. 

 0010,411. 



Serrell silk-reeling machine, 286, 360. 

 Skagreeued cut- worm, 293. 

 Silk culture, 286, 359. 



Congressional aid for encouragement, 286, 359. 



Consul PEIXOTTO on American silk culture, 360. 



distribution of silk-worm eggs, 359. 



erection of filatures a necessity, 360. 



establishment of silk division, 286, 359. 



Mr. Heiibemn's silk establishment, 3G1. 



work in reference to, 13. 

 Simulium, 342, 343. 



