392 



The Spraying of Plants. 



Jensen, J. L., hot water treatment of 

 smut, 315-319 ; quoted, 315, 319. 



Johnson, S. W., mentioned, 110. 



Johnson's mixture, 140, 152. 



Johnston's engine, 183. 



Jones, L. E., mentioned, 133 ; on potato 

 diseases, 108. 



Joosten, C. H., mentioned, 174. 



Judd, Joseph, quoted, 381. 



Juniper web-worm, 64. 



Kainit, 163. 



Katterbach's knapsack pump, 186. 



Kedzie, K. C., mentioned, 233. 



Keeping qualities of sprayed fruit, 238. 



Kellerman, W. A., mentioned, 106. 



Kenrick, W., quoted, 12. 



Kerosene, 18; and black knot, 106; 

 Bordeaux mixture, 136 ; carbon bisul- 

 phide, 135 ; condensed milk, 153 ; milk 

 emulsion, 82, 153 ; soap emulsion, 81, 

 154 ; water, device for mixing, 196 ; 

 applied in water, 79 ; early use of, 79. 



Kerosene emulsion and arsenites, 155 ; 

 balsam of fir, 156 ; Bordeaux mixture, 

 156 ; resin washes, 136 ; sulphide of 

 potash, 180 ; applied with gas engine, 

 196; Hubbard-Riley formula, 84; in 

 France, 51 ; introduction of, 80, 84 ; 

 Italian, 145 ; in England, 66 ; proper- 

 ties of, 152 ; Pyrethrum emulsion, 156 ; 

 when first emulsified, 80, 81. 



Kilgore, B. W., quoted, 76, 119. 



Knapsack pump, Albrand, 187, 188 ; 

 Eclair, 187: Galliot's, 186; Galloway, 

 188, 189 ; Japy, 187, 188 ; Katterbach's, 

 186 ; Vigouroux, 187, 188 ; with kero- 

 sene attachment, 197 ; pumps, intro- 

 duction into America, 186 ; uses of, 

 208 ; sprinkler, early forms, 186 ; with 

 air-pump, 188, 189. 



Koebele, A., work of, 85, 86. 



Lcestadia Bidwellii, 297-300. 



Lafitte, P. de, quoted, 23, 29. 



Lampblack, 12. 



Larva, of insects, 228. 



Laure, J., powder of, 21. 



Laws, spraying, 375-381 ; Australia, 58 ; 

 California, 375; Canada, 376; Oregon, 

 379; Massachusetts, 377; Michigan, 

 877 ; Tasmania, 58 ; Utah, 880. 



Laws, spraying, unconstitutional, 381. 



Lead arsenate, 120 ; see also Arsenate of 

 lead. 



Leaf-beetle, cotton wood, 278 ; imported, 

 elm, 292 ; blight, almond, 239 ; celery, 

 274 ; cherry, 275 ; currant, 285 ; mign- 

 onette, 314; pear, 333; plum. 339; 

 quince, 353 ; rose, 358 ; strawberry, 

 364 ; sycamore, 369 ; blister, pear, 336 ; 

 bug, four-lined, 287 ; curl, peach, 329 ; 

 hopper, grape, 306; green, currant, 

 289; rose, 363; mite, orange, 321; 

 mould, sweet potato, 368 ; notcher, 

 orange, 321 ; roller, strawberry, 366 ; 

 rust, apricot, 260 ; aster, 260 ; balm of 

 Gilead, 261 ; cottonwood, 278 ; peach, 

 331 ; skeletonizer, apple, 257 ; spot, 

 beet, 264 ; catalpa, 273 ; chrysanthe- 

 mum, 275; currant, 285; eggplant, 

 290 ; maple, 312 ; orange, 321 ; quince, 

 353 ; rose, 358 ; sweet potato, 368 ; 

 worm, cotton, 277. 



Leather in pumps, 208 ; scraps, 8. 



Lecanium, 344 ; Olece, treatment of, 150. 



Leek, 5. 



Leizour, quoted, 51. 



Lesne, A., quoted, 52. 



Lettuce-worm, green, 290. 



Lewis nozzle, 201. 



Lichens, 314. 



Lilly nozzle, 202. 



Lima bean, 264. 



Lime, 6, 7, 8, 11 ; action on copper salts, 

 in soil, 237 ; foliage, 156, 234 ; spores, 

 235 ; and arsenites, 76, 105 ; soap wash, 

 171 ; sulphur, chemistry of, 158 ; mix- 

 ture, 147 ; powder, 176 ; chemistry of, 

 156 ; first use of, for downy mildew of 

 grape, 20 ; for plant-lice, 5 ; salt, sul- 

 phur wash, 157 ; and copper sulphate 

 wash, 162 ; sulphide, 16 ; preparation 

 of, 158 ; uses of, 157 ; wash for curcu- 

 lio, 16. 



Lina scripta, 278. 



Lindley, Geo., quoted, 11. 



Linseed oil emulsion, 158. 



Lintner, J. A., quoted, 251. 



Liquid applications, early history of, 1. 



Liquids and powders compared, 205-207 ; 

 application of, 205-207. 



Litmus paper, use of, 46. 



Little Climax, 191 ; Giant pump, 191. 



Liver of sulphur; see Potassium sul- 

 phide. 



