INDEX 



411 



Spilonota ocellana, 298. 

 Spinach Aphis, 198. 



Flea-beetle, 159. 



Leaf-miner, 189. 

 Spinach insects (additional), (see Beets). 

 Spiracles of insects, 12. 

 Split-worm, 189. 

 Spotted fever, 44. 

 Spotted Pelidnota, 262. 

 Spray machinery : 



accessories, 100. 



general principles, 89. 



pumps, 92. 



tanks, 103. 



tower, 95. 

 Spread of insects, 40. 

 Spring Canker-worm, 279. 



Grain-aphis, 196. 

 Square-borer, Cotton, 213. 

 Squash Borer, 134. 



Bug, 190. 



Lady Beetle, 148. 

 Squash insects (additional) : 



Cucumber Flea-beetle, 156. 



Melon Caterpillar, 216. 



Pickle Worm, 215. 



Striped Cucumber Beetle, 150. 



Twelve-spotted Cucumber Beetle, 

 152. 

 Stable Fly, 349. 

 Stalk Borer, 132. 



Potato, 135. 

 Stem-borer, Lima Bean, 136. 

 Stem-girdler, Currant, 246. 

 Stickers, for spray materials, 66. 

 Stinkbugs, 28. 

 Stigmata, 12. 

 Stomach of insects, 13. 

 Stomoxys calcitrans, 349. 

 Stored Product pests, 349. 

 Strainers, 103. 

 Strawberry Crown-borer, 233. 



Crown-girdler, 230. 



Crown Moth, 234. 



Flea-beetle, 266. 



Leaf-beetle, 263. 



Leaf-roller, 303. 



Root-louse, 229. 



Sawfiy, 288. 



WeevU, 337. 

 Strawberry insects (additional) : 



Cranberry Span worm, 283. 



Grape Colaspis, 263. 



Green Fruit Worm, 325. 



Melon Aphis, 199. 



Oblique Banded Leaf Roller, 302. 



Smeared Dagger, 275. 



White Grubs, 225. 

 Straw- worm. 



Barley, 130. 



Wheat, 131. 

 Striped Blister-beetle, 144. 



Cucumber Beetle, 150. 



Flea-beetle, 158. 



Garden Caterpillar, 171. 

 Structure of insects: 



External, 7. 



Internal, 11. 

 Suck-fly, Tobacco, 195. 

 Sucking insects, insecticides for, 70. 

 Sucking Lice, on animals, 374. 

 Sucking mouthparts, 9. 

 Sugar-beet insects (see Beet). 

 Sugar-beet Webworm, 184. 

 Sugar-cane Beetle, 123. 



Borer, 126. 



Mealy-bug, 115. 

 Sulphate of nicotine, 76. 

 Sulphur and lime, for poultry lice, 377. 

 Sulphur, burning, 82. 



for bedbugs, 355. 



spray, 207, 321. 

 Summer strength lime sulphur, 87. 

 Swallow-tail Butterfly, 170. 

 Sweet Potato Beetle, Two-striped, 155. 



Flea-beetle, 161. 



Root-borer, 117. 



Tortoise Beetles, 154. 

 Synanthedon pictipes, 240. 

 Synchlora cerata, 327. 

 Syrphidce, 33. 

 Syrphus flies, 33. 

 Systena tceniata, 158. 



tceniata var. hlanda, 157. 



Tabanidce, 32, 379. 

 Tabanus, 31. 

 Tachina flies, 33, 48. 

 Tachinidoe, 33. 

 Tanks, 103. 

 Tape, Ant, 352. 

 Tar frames, 196. 



