578 



INDEX 



Sugar corn, 209. 



syrup, 355. 

 Sugar cane, 273. 



insects affecting, 224-227. 

 Sulfate of iron, 204. 

 Sul])hur dioxide, 52. 

 Sulphuric acid, 528. 

 Sumac, 381. 

 Sunflower, 484. 

 Sweet clover, 330, 385. 



corn, 180. 



peas, 330. 

 Swenk, M. H., 172, 283-286. 

 Sycamore, 516. 

 Symons, T. B., 263-265. 

 Symons, T. B., and Cory, E. N., 203, 269. 

 Symphoricarpos, 325. 

 Syrphus americana, 222. 



flies, 222, 228. 



ribesii, 222. 



Tamarack, 171, 172. 



Tanacetum vulgare, 382. 



Taxodium distichum, 557. 



Teaching, symposium on, 129. 



Teleonomus quaintancei, 423. 



Tenaza, 492. 



Tenebrioides mauritanicus, 144. 



Tenebrionid beetle, 209. 



Termes lucifugus, California redwood 



attacked by, 422-423. 

 Terrapin scale, 203. 

 Tetranychus bimaculatus, 337, 338 



gloveri, 337, 338. 

 Thalessa lunator, 229. 

 Thahctrum, 547. 

 Thea japonica, 337. 

 Thrips, 272. 

 Ticks, 397. 



Tick parasite, 425-431. 

 Tilia americana, 308. 

 Tillandsia usneoides, 398, 407. 

 Timothy, 179, 180, 182, 183. 

 Tobacco, 170, 207, 227, 272. 

 To-bak-ine, 48. 

 Tomaspis postica, 225-226. 

 Tomato, 272. 



Tomocera californica, 512. 

 Tortrix citrana, 298. 



Toxicity of hydrocyanic acid gas, 528-531. 

 Toxoptera graminum, 286, 425. 

 Townsend, C. H. T., 241-248, 249-252. 

 Tracoma, 392. 



Tree-crickets, oviposition, 216-218. 

 Tree tangle-foot, 304. 

 Tribolium confusum, 143, 144, 147, 148. 



ferrugineum, 143. 

 Trichospha'ria, 273 

 Trifolium pratense, 330, 383. 

 Trypanosomes, 386, 392. 

 Tsetsefly, 291,386, 392. 

 Turnip, 219, 240. 

 Tulip, 383. 

 Tylenchus vastatrix, 274. 



Typhlocyba rosse, 413. 

 Typhoid fever, 387. 

 Typhus fever, 387. 

 Typocerus velutinus, .545. 



Ulmus americana, 516. 

 Umbellifene, 322, 323. 

 Umbellularia cahfornica, 559. 

 Urich, F. W., 224-227. 

 Urosigalphus sp., 243. 



bruchi, 491, 493, 496, 497, 504. 

 Ustilago violacea, 273. 



Vacation notes in the Adirondacks, 544- 



545. 

 Vaccinium vitis-idsea, 273. 

 Vachelha farnesiana, 490, 495, 498. 

 Verania cardoni, 131. 

 Vermorel nozzle, 189. 

 Vernonia noveboracensis, 552. 

 Violet, 337. 



Walking-stick, .307-316. 

 Warburton, Ceceil, 564. 

 Washburn, F. L., 140-141. 

 Water locust, 504. 



oak, 516. 

 Webster, R. L., 179-183, 202, ,524-527. 

 Weed, C. M., 134. 

 Weevil borer, 273. 

 West Indian peach scale, 362. 

 Western wheat-stem sawfly, 237. 

 Whale oil .soap, 223. 



Wheat, 179, 180, 207, 237, 238, 274, 283, 

 284, 285, 286, 424. 



head army-worm, 179-183, 285, 525. 



joint worm, 38, 207. 



midge, 270. 



plant louse, 108. 



root aphids, 283, 284. 



rust, 283. 

 White ants, 422, 423. 



fly, 130, 131. 



grubs, 206. 



pine blister rust, 110, 122, 123, 125, 

 278, 362. 



rot fungus, 273. 



snake root, 547. 

 Wild cherry, 480, 554. 



rice, 180. 

 Willow, 216, 240, 321, 322, 323, 381, 516, 

 544. 



leaf beetle, 240. 

 Wilson, H. F., 286-288; 337-339. 

 Windle, Francis, 127-128. 

 Winnertzia pectinata, 478. 

 Winthemia quadripustulata, 181. 

 Wire worms, 237, 238, 270, 282-283. 

 Witch hazel, 481. 

 Wood, H. P., 425-431. 

 Woodland and shade trees, spraying, 



188—193 

 Woodworth, C. W., 350, 376-380. 



