414 INSECTICIDES, FUNGICIDES, AND WEED KILLERS. 



Coleoptera of granaries, destroying, 81. 



Coleus, i;3-2. 



Colletotrichum lagenarium, 253, 385. 



— Liuderautliianmn, 258, 267, 385. 



— oligochrt>tum, 258, 385. 

 Colocynth, 313. 



Coloracio beetle (Leptinotarsa decemlineata), 



196, 260, 379. 

 Colza (rape), diseases of : — 

 Cabbage weevil, 307, 335, 391. 

 Heterodera, 42, .'iS, 65, 99, 108, 119, 144, 



187, 192, 307, 384, 395. 

 Noctua gamma, 157, 357, 397. 



— ploughing in crop of, to disinfect soil, 



134. 



— oil, 325, 326, 327. 351-2. 

 Common salt. See Sodium Chloride. 

 CompositiB, diseases of : — 



Hop mildew (Sphajrotheca Castaguei), 38, 



51, 115, 392. 

 Eust, 246, 403. 

 White rust, 48, 403. 

 Concentrated copper bouillies as winter 



dressings, 17. 

 Conchylis ambignella. See Cochylis am- 



bignella. 

 Conidia, 182, 212, 224, 244, 245. 

 Conidiophores, 13, 47, 113, 115, 224. 

 Conifer disease (Botrytis Douglasii), 192. 

 Coniferae, 253. 



— symbiosis with fungi, 4. 

 Conibthyrium diplodiella, 162, 263, 402. 

 Copper, detection of, in plants, 206. 



— percentage of, in plants, 206. 



— salts (preparation, properties, and special 



uses as insecticides, etc., of) : — 

 Copper acetate, basic, verdigris, 203, 



281-2. 

 normal, 203, 241, 279-81. 



— aceto arsenite (emerald greeu), 196, 



27 1-6. 



— arsenite, 196, 276. 



— bicarbonate, 287. 



— borate, 245, 268. 



— bouillies. See Bouillie Bordelaise, 



" Bordeau.x mixture," and Bouillie 

 Bourguignoune, " Burgundy mix- 

 ture " ; Bouillie Bordelaise celeste, 

 and Bouillies, various. 

 (concentrated), as winter dressings, 



— bromide, 203. 



— carbonate, 205, 277-9, 286. 



— caseate, 285, 286. 



— chloride, 200, 203. 



— ferrocyanide, 203, 269. 



— hydrate, 142, 226-60, 264. 



— naphtholate, 369. 



— nitrate, 200, 203, 205. 



— organic salts, solutions of, in injection, 



treatment of plants, 14, 162. 



— oxychloride, 201. 



— phosphate, 268. 



— saccharate, 283. 



— silicate, 277. 



— sulphate, 14, 35-6, 84. 108, 142, 152, 



162, 183, 185, 186, 192, 193, 199, 

 200-1, 203, 205, 226, 227-69, 277-9, 

 282-8, 290, 338, 339, 341, 343, 352. 



— sulphide, 42, 199, 200, 248. 



Copper, sulphite, 201. 



— — ami sulphur, incompatibility of, 



248-9. 



— .soaps (cupric, oleate, stearate. etc.), 



286-8. 



— toxicology of, 201 et seq. 



— turnings, use in making eau celeste, 2 

 Copperas, blue. See Copper Sulphate. 



— green. See Iron Sulphate. 



— white. See Zinc Sulphate. 



Coral spot disease. See Nectria ditissima. 

 Corrosive .sublimate, 8, 144, 166, 204, 289- 



93. 297, 319. 

 Corylus. See Hazel. 

 Coryneum Beyerincki (leaf spots of kernel 



fruit trees), 254, 324, 394. 

 Cosmopterix, 70. 

 Cossus ligniperda, 64, 70, 297, 336, 357, 363, 



390. 

 Cotton-seed, action of naphthalene on ger- 

 mination, 344. 



— tree, disease of :— 

 Anthonome, 273. 



Cow-dung, 164, 336. 

 Creolin, Artmann's, 361. 



— Jeyes', 360. 



— Nava, 362 



— Pearson's, 361. 

 Chreosote (wood tar), 337, 362. 

 Cresol, 359-60. 



Cress, disease of : — 



Wlute rust of crucifers (Cystopus candidus), 

 48, 403. 

 Cresylol, 359-60. 

 Crioceris of grain, 373, 380, 391. 



— of asparagus. See Asparagus, disease.s 



of. 

 Crows and carbolated tar and petroleum, 



treatment of seed-corn, 343. 

 Crucifers, diseases of :— 

 Altise, 302, 340, 373, 379-80, 384. 

 Bugs, 40, 304, 342, 357, 367, 398. 

 Mildew (Erysiphe communis). 48, 150, 184, 



191,246, 392. 

 Pierides, 38, 107, 260, 276, 303, 330, 340, 



400. 



Wliite ru.st, 48, 403. 



Cryptogamic parasites, 32. 



Crypttnucria japonica, 192. 



Cucuinlicr, diseases of: — 



Hot (Cl.idosporium), 258, 389. 

 Tetranychus, 40, 53, 152, 333, 405. 

 Cucumus sativus, 244. 

 Cucurbitacese, diseases of : — 

 Authracnosis of melon, 258. 

 Hop mildew, 38, 57, 113, 385. 

 Mildew, 244. 

 Cucurbita maxima, 244. 

 Culex pipiens (common gnat), 298. 

 "Cupreina" (proprietary fungicide), 216. 

 Cupric bouillie and sulphur, incompatible, 



248-50. 

 Cupro-albuminous bouillies, 286. 

 " Cuprocalcite " (proprietary fungicide), 49, 



216. 

 CurculionidesE (weevils), 31, 68, 139, 273, 



275, 301-2, 391. 

 Curdled milk, 76, 164, 300. 

 Cuscuta (Do<ider), 87, 119, 122, 150, 178, 211, 

 391. 



