[144] 
INDEX. 
Skid in poisoning machinery, 288. 
Skunk vs. Aletia, 87. 
Slot nozzles, 196-205. 
Fowler's, 201-202. 
Iske's, 201-202. 
Mallory's, 201-202. 
Melcher's, 205. 
Schier's, 205. 
simple ones, 201. 
jawed, 203. 
"The Boss nozzle," 203. 
Moffetts, 203. 
Perkins's, 203. 
Pinter's, 203. 
Raymond's, 203. 
Riihmann's, 203. 
Smith's, 203. 
Stanton's, 203. 
William's, 203. 
plug-slots in, 202. 
Allen's, 202. 
Johnson's, 202. 
"The Niagara," 202. 
Pinter's, 202. 
removahle slots of Long, Vestal, 
Merigot, 203. 
Smartweed, 185. 
Smith (E. A.), acknowledgments to, xx, xxxi, 
xxxiv. 
experiment with pyrethrum ex- 
tract, 374. 
Smith (J. B.), revision of the Heliothincc, quoted, 
351. 
Smith's jawed-slot nozzle, 203. 
sifting machine, 308. 
Smith- Vaniz (Gr. W.), on duration of larva stage 
of Heliothis armigera, 
369. 
seasons of Heliothis ar- 
migera, 373. 
Snails mistaken for eggs of A. xylina, 6. 
Snow-drop tree, 66. 
storm, larvae of A. xylina killed hy, 23. 
Soap-suds, catching insects in, 315. 
in traps, 321. 
Soil, condition of, connected with first appearance 
of larva of A. xylina, 81-82. 
Soils of Cotton States, 64-65. 
Solanacece, food-plants of Heliothis armigera, 362. 
Solanum carolinense, 186. 
cornutum, 186. 
sieglinge, food-plant of Aspila viroscens, 
17, 352. 
Soldier-beetles vs. Aletia, 96. 
hug, natural enemy of Heliothis armigera, 
[19]. 
Solenopsis geminata vs. Aletia, 90. 
xyloni vs. Aletia, 90, 92, 93. 
Solid compression sqnirters, 261-283. 
bellows form of, 262. 
oscillating, 262. 
pump forma of. 262-283. 
reciprocating, 262-283. 
rotary form of, 261-202. 
Solidago, Aletia xylina imagos on flowers of, [20]. 
food-plant of Platyhypena scabra, 354. 
Sommer collection, conditiou of, [96]. 
worthlessness of labels in, [96]. 
Sorsby (B. A.), on identity of Boll Worm andCorn 
Worm, 359. 
remedies for Heliothis armi- 
gera, 380. 
Sonr gum, 76. 
wood, 66. 
South Carolina, history of A. xylina in, 23-29,31- 
33. 
occurrence of A. xylina in, 34-35. 
Southern Agriculturist, literature in, 322, 330, 331, 
386, Ml. 
Cultivator, literature in, 323, 325, 334, 336, 
338.342, 343.344, 378. 
Farm and Home, literature in, 326, 336, 
337. 
Farmers' Monthly, literature in, 333, 342, 
343. 
Herald (Liberty, Miss.), literature in, 333. 
Planter, literature in, 338, 382. 
Southern Rural Almanac for 1851. literature in, 
324. ' 
Ruralist, literature in, 330. 
Sparrows vs. Aletia, 88. 
Spalding (Thomas), cited, 23. 
literature by, 322, 336, 342. 
Spanish oak, 72, 76, 79. 
Spearmint, 186. 
sphcerula, Thcridula, food-habits of. [106] -[107]. 
vs. Aletia, [106]. 
Sphex cevrvlea vs. Aletia, 94. 
pennsylvanica vs. Aletia. 94 
/Sphinx cat alp re, effect of pvrethruni on, [32]. 
conr,olvuli parasited hy Phora. 117. 
spicatum, Malvaatrum, eggs found on, [103]. 
Spiders, effect of pyrethrum on, [15]. 
not affected by pyrethrum, 179. 
of cotton plant, report on, [106]-[107]. 
VS. Aletia, 89. 
vs. Heliothis armigera, 376, [19]. 
Spilosoma acrea, leaves blotched by larva of, [100]. 
Spined Soldier-hug, vernacular name of Podisw, 
spinosus, 376. 
Spines of moth of A. xylina, anatomy of, 51, 53. 
spinosa, Sida, e<zg found on, [103]. 
localities for, [104]. 
spinosus, Podisus. (Seo Podisus spinosus.) 
Spiracles of moth of A. xylina, anatomy of, 51. 
Tachinidpuparium, anatomy of, [110]. 
Spizella spp. vs. Aletia, 88. 
Sponge, benzined, in trays, 311. 
chloroformed, iii traps, 320. 
Spray-hlabts, 243-249. 
forks, 229. 
nozzles, 191-221. 
pipes, 219. 
pumps. (See Pumps.) 
wheels, 221. 
Spraying machinery, construction of, [114]-[119]. 
experiments with, [114]- 
[119]. 
rate of working of, [115]. 
poison, 191-302. 
Sprays, forked, 229. 
spretus, Caloptenus. (See Caloptenus spretus.) 
Spruce pine, 67. 
Squash, food-plant of Heliothis armigera, 363. 
Squirters, pneumatic compression, 253-261. 
Daughtrey's, 258-261. 
generative, 253-257. 
oscillating, 257. 
reciprocating, 258-261. 
rotary, 257. 
Worswick Co.'s, 258. 
solid compression, 261-283. 
bellows form of, 262. 
oscillating, 262. 
pump form of, 262-283. 
reciprocating, 262-283. 
rotar y form of, 261-262. 
Stalk-rust, synonym of cotton blight, [25]. 
Stanton's fire extinguisher pump, 273. 
jawed-slot nozzle, 203. 
Staple's pump, 263. 
Statistical report quoted, 355, 356. 
Statistics of losses caused by A. xylina, 2-4. 
Staudinger (O.), purchaser of Sommer collec- 
tion, [961. 
Steinman's generator vaporizer, 251. 
stellata, Epeira, vs. Aletia, [106]. 
Quercu's, 66. 
Stello (J. P.), claims of, [105]. 
experiments carried out bv, 153. 
literature hy, 329, 333, 342, 343. 
on cause of " Boll rot," 367, 368. 
effect of shade on Aletia, 124. 
remedies for Heliothis armigera, 
381. 
A. xylina, 37, [118] 
[120]. 
road dust, 125. 
use of Paris green for Aletia 
[ii9i-ri26]. 
report of, [25] . 
work on the investigation, xxxi. 
Stenopoda cinerea vs. Aletia, 97. 
Stephou's light trap, 316. 
