INDEX. 



417 



Erymia nitida (diptera of elm), 313. 



Erysiphe communis (mildew of lentils, of 

 clover, of haricots, lupines, peas, trefoil), 

 48, 113, 115, 150, 184, 191, 248, 392. 



Erysipheai (mildews), 37, 46-7, 48, 115, 149, 

 150, 191, 392. 



Esseuce of absinth, 316. 



— of thyme (thymol), 368. 



— of turpentine, 348-9. 

 Ether (sulphuric), 56, 315. 



— petroleum, 294, 307. 



Ethyl sulphocarlionate of potassium (xan- 



"thogenate), 129. 

 Etiolation, 179. 

 Etiology, 1. 

 Eudemis botrana (tortrix of the grape), 288, 



392. 

 Eumolpus Vitis, 67. 



Eurydema oleracea (cabbage bug), 40, 304, 

 342, 357, 367, 398. 



— ornatum (decorated bug), 40, 304, 342, 



357, 367, 398. 

 Evergreens, action of HCl gas on, 89. 

 Exhaustion of soil, 19. 

 Exoascus deformans (leaf curl of peach), 151, 



184, 246, 282, 392. 



— pruni (pocket plums and bladder plums), 



246, .393. 

 Extracts, alcoholic, of pyrethra, 378. 



— pvrethra, 378. 

 ^ soapy, 378. 



Facultative parasites, 2. 



Fagus. See Beech-tree. 



Fairy ring of carnations, 258. 



False tinder fungus (Polyporus iguiarius), 



151, 339, 400. 

 Farina, 271. 

 Fat lime, 140, 200. 

 Fats, oils and, 315, .324-33. 

 Ferric chloride, 170. 



— ferrocyanide. See Prussian Blue. 



— hydroxide (hydrate), preparation, pro- 



perties, and' use, 168-70. 



— sulphate, 187. 



Ferroeyanides, preparation, properties, and 

 use of : — 

 Ferrocyanide of copper, 269. 



— of iron, 188. 



— of potassium, 187. 



— of zinc, 167. 

 Ferroso-cupric bouillies, 169. 



Ferrous sulphate, green vitriol, 6, 14, 86, 87, 

 143, 157, 162, 168, 1G9, 170, 171-87, 

 188, 336. 

 Fertilization, arsenical spraying during 



flowering, effect of, on, 272. 

 Fibrillaria xylothrica, 156. 

 Fidonia pinica (phalena of pine), 25, 392. 

 Fig-tree, diseases of : — 

 Armillaria mellea (tree root rot), 58, 156, 



386. 

 Bostrich, 145, 387. 

 Cochineal (Ceroplastes rusci), 136. 

 Dematophora uecatrix (white root rot), 64, 

 185, 224, 391. 

 Finger and toe, 122, 144, 404. 



Fish oil, 326, 350. 



Flax plant, action of weed-killers on, 108, 118. 



diseases of : — 



Disease, fusarium (Nov. Sp.), 320, 393. 



Dodder, 150, 178, 211, 391. 



Fusarium (Nov. Sp.), 366, 393. 



Noctua gamma, 157. 

 Flour, tinea of, 70, 82, 405. 

 Flowering, arsenical spraying during, for- 

 bidden, 272. 

 Flower seed, disinfection of, 48, 290, 313. 

 Flv, beet (Anthomyia Betas), 308, 385. 



— cabbage (Brassica), 306, 384-5. 



— carrot (Psila Rosie), 306, 308, 400. 



— cherry-tree (Spilographia cerasi), 69-70, 



153, 381, 389. 



— — saw-Hy, 380. 



— greenhouse (black thrips), 375. 



— lucerne, 363. 



— onion, 308, 346, 365. 



— pear-tree saw-fly, 53, 116, 146, 260, 275, 



331,352,374,377,380,392. 



— radish, 306, .384-5. 



— rose, 374, 381-8. 



— turnip saw-fly, 380, 386. 



Fodder, green, preserving during winter, 107. 



Food warehouses, disinfection by gas, 12. 



Forest insects and parasites. See Arbori- 

 culture, etc. 



Forests, submersion of, 24-5. 



Forma calaminaria, 165. 



Formaline, formic aldehyde, formol, disinfec- 

 tion of seed-corn, etc., by, 35, 245, 316-23. 



Formica, 38, 93, 129, 153, 293, 326, 330, 346, 

 380. 



Formol, 8, 210. See Formaline. 



Fostitebriihe, 216. 



Frondescence, 23. 



Frosts, as insecticidal agents, 5, 20. 



— late, 148, 156, 181. 



Fruit trees, action of SO.^ gas on, 80. 



sensitive to blue vitriol, 257. 



Fumagine (capnodium), smut of fruit trees, 

 30, 51, 77, 150, 191, 260, 393. 



— of the olive-tree, 51, 77, 393. 



Fumago salicina, 30, 51, 77, 150, 191, 260, 



39.3. 

 Fumigation with tobacco, 372. 

 Fungi, parasitic, 208. 



— saprophytic, 207, 375. 

 Fungicide powders, 215-16. 

 Fusarium, 366, 393. 



— dianthi, 65, 320. 



— Nov. Sp. (flax disease), 320, 39.T. 



— Roseum, 292, 370. 



Fusel oil (amvl alcohol), 314, 328-9, -3.32-3; 

 Fusicladium, 116, 151, 159, 182, 209, 225, 

 255, 257, 266, 273, .393. 



— cera-si, 257, 393. 



— dentriticum (apple scab), 116, 151, 159, 



209. 225, 255-7, 266, 273, 393. 



— pirinum (pear scab), 116, 151, 159, 209, 



225, 253, 266, 273. 393. 

 Fusiporium limoni (gum disease), 80. 



G 



Gaiacol, 359, 362. 



Galeruca of the alder (Galeruca Alni), 129,, 



27 



