419 



Ceratixodes borealis, 49. 



putus, 49. 



signatus, 49. 



trifurcata, 148. 

 Ceroplastes cirripecliformis, 154. 



floridensis, 154. 

 Ceylouese tick, 214. 

 Chaff scale, 154. 

 Chalcids, 124, 125, 128, 182, 282, 



283, 342. 

 Chalcodermus aeueus, 152. 

 Charbon, 155. 

 Chermes cooleyi, 306. 

 Cherry scale, 153, 300. 

 Chenopodiimi, 181, 337. 

 Cherry, 84, 85, 86, 89, 148, 361, 362, 



363, 397. 

 Chestnut, 314. 

 Chilocorus bivuluerus, 300-02. 



slmilis, 300, 302. 

 Chinch bug, 187. 

 Chinese scale, 302. 

 Chionaspis furfura, 146, 300. 

 Chlorine, 110-12. 

 Choke cherry, 85. 

 Cholera, 65. 

 Chrysomphalus ficus, 154. 



obscurus, 154. 



tenebricosus, 146, 154, 156. 

 Chrysomyia macellaria, 35. 

 Chrysopa, 309. 

 Chrysops, 155. 



brunneus, 155. 



flavidus, 155. 



lugens, 155. 



obsoletus, 155. 



pikei, 155. 



vittatus, 155. 

 Cinnamon, 83. 

 Circular scale, 154. 

 Citrus white fly, 324-325. 

 Citrus plants, 154, 324. 

 Clematis, 227. 

 Clinorhyncha, 19, 20. 



millefolii, 19. 

 Clove oil, 83. 



Clover, 20, 191. 297, 298, 299, 367. 

 Clover aphis, 308. 

 Clover hay worm, 149. 



red, 181. 325, 364, 365, 368. 



sweet, 180, 364. 



white, 178, 180, 181, 325, 364. 

 Coal oil emulsion, 13. 

 Coccids, 26, 153, 154, 300. 

 Coccinella frigida, 307. 



9-notata, 307. 



monticola, 307. 



5-notata, 307. 



transversalis, 307. 

 Coccinellids, 160, 302, 307. 

 Cockle burr, 155. 

 Cocoanut, 341, 342. 



Codling moth, 56, 57, 65, 129-40, 

 141, 151, 185, 186, 217, 218, 

 219, 220, 352-54, 370, 374, 399. 

 Coleoptera, 119, 128. 

 Colorado potato beetle, 153. 

 Conotrachelus, 172. 



nenuphar, 154, 374. 

 Conradi, A. F., 191-203. 

 Contarinia, 225-27. 

 agrimoniae, 227. 

 ananassi, 226, 227. 

 clematidis, 227. 

 gossypii, 226. 

 liriodendri, 226, 227. 

 negundifolia, 227. 

 perfoliata, 227. 

 pyrivora, 19, 225. 

 quercifolia, 227. 

 rumicis, 19, 226. 

 setigera, 227. 

 sorghicola, 225. 

 tritici, 225. 

 violicola, 19. 

 virginianise, 227. 

 Convolvulus sp., 180. 

 Cook, M. T., 414. 

 Copper arsenite, 266. 



sulphate, 113, 115, 185, 186, 188, 

 208. 

 Corn, 145, 152, 155, 156, 191. 

 bill bugs, 148. 

 ear worm, 257. 

 root aphis, 14, 81-83. 

 root worm, 14. 

 Cotton. 22, 26, 113, 114, 116, 117, 

 118, 119, 121, 122, 151, 152, 

 153, 155, 180, 233, 234, 236, 

 241, 242, 263, 322, 323. 

 aphis, 152. 

 batting, 328. 



boll weevil. 14, 52, 56, 83, 91, 

 94, 109, 112, 117-22, 244, 261, 

 290. 

 boll worm, 14. 257. 

 caterpillar, 152. 

 plant lice, 26. 

 square-borer, 152. 

 Cottony maple scale. 17.. 

 Cowpeas, 52. 152. 153. 155. 

 Cowpea pod weevil, 152. 

 Crab-apple. 85. 

 Cranberry insects, 21. 

 Crataegus, 20. 121. 



occidentalis, 365. 

 Cratospila rudiluinda, 171. 

 Craw, Alexander, 410. 

 Cream, 25. 



Crioceris asparagi, 260. 

 Crude carbolic acid, 190. 

 Cryptus extremetatis, 124. 

 Cucumber, 112, 182, 206, 208. 

 Cucumber beetle, 203-09. 



