744 



INDEX. 



against Longitarsus parvulus, 590 ; 

 against Loxostege commixtalis, 429; 

 against Nomophila noctuella, 516 ; 

 against olive pests, 33, 455 ; 

 against orchard pests, 7, 11, 51, 

 56, 68, 72, 101, 114, 199, 210, 211, 

 216 220, 221, 229, 240, 244, 245, 

 249! 25o! 267, 285, 318, 326, 333, 

 335, 337, 377, 378, 471, 483, 558, 

 563 620 ; against pests of other 

 trees, 2, 114, 248, 279, 335, 337, 

 412, 531 ; value of, against 

 PopiUia japonica, 304 ; against 

 pests of pulse crops, 11, 241, 436, 

 462 ; of Uttle value against Rhopo- 

 hota naevana, 597 ; against rose 

 pests, 317, 405, 481,490 ; against 

 strawberry pests, 89, 115, 294, 

 452 ; against sugar-cane pests, 

 236, 300 ; against tobacco pests, 

 81, 452, 531 ; against vegetable 

 pests, 30, 56, 103. 124, 131. 217, 

 305, 306, 333, 379, 452, 462, 470, 

 560, 564, 575 ; danger of, on 

 cabbages, 101 ; against vine pests, 

 220, 239, 445 ; against walnut 

 pests, 240, 337, 512 ; and Bor- 

 deaux mixture, 7, 30, 210, 217, 

 220, 221, 236, 244, 267, 388, 452, 

 455] 590', 620 ; and copper, 221, 

 306 ; and Hme, 1 14, 244, 245, 304, 

 305, 335, 379, 470, 512, 564 ; and 

 Hme-sulphur, 244, 245, 250, 304, 

 388, 620 ; and nicotine, 131. 286, 

 288 305, 306, 335, 512 ; and 

 sulphur, 114, 115, 199, 229, 245, 

 294, 305, 335, 481 ; spreaders for, 

 51. 81. 304, 311. 356. 471, 553, 

 620 ; wliite arsenic less expensive 

 than, in sprays, 56, 229 ; calcium 

 arsenate compared with. 210, 221, 

 304, 336, 620 ; negative electric 

 charges of, 425 ; effect of waters 

 containing excess of chlorine on 

 sprays of, 288; effect of. on 

 foliage, 22], 386, 468 ; legislation 

 defining, in Georgia, 19. 



Leaf-curl Disease, of potato, relation 

 of Apliids to, in British Isles and 

 Holland, 236, 237 ; of raspberry, 

 transmitted by Aphis rubiphila in 

 Canada, 244, 459, 545. 



Leaf-curUng Plum Aphis (see Anur- 

 aphis prunina). 



Leaf-cutting Ants (see Atta ccpha- 

 lotes) . 



Leaf-eating Grass Worm (see La- 

 phygina exempta). 



Leaf-mining Beetle of Coconut (see 

 Prornecotheca reichei). 



Leaf-rolling Sawfly (see Blenno- 

 campa pusilla) . 



Leaflioppers, in British Columbia, 

 563 ; on maize in Guam, 278 ; in 

 U.S.A., 55, 210 ; spraying against, 

 in cranberry bogs, 55. (See 

 Eutettix, PerkinsieJla, etc.) 



Leather, Lepisma domeslica feeding 

 on. in U.S.A., 355 ; SHodrepa 

 panicea boring in, in Germanv, 

 145, 502. 



Leather-jackets (see Tipula). 



Labia grandis, predacious on Lepti- 

 notarsa decemlineata in Ontario, 

 417. 



lebomboensis, Ancistrotermes. 



Lecanium, on imported nursery stock 

 in British Columbia, 126 ; bio- 

 nomics of, on Hevea in IMadras, 

 493. 



Lecaniufn corni (see Eulecanium) . 



Lecanium hemisphaerica (see Sais- 

 setia). 



Lecanium hesperidum, (see Coccus). 



Lecanium nigra (see Saisse/ia). 



Lecanium nigrofasciatum (see Eule- 

 canium). 



Lecanium oleae (see Saissetia). 



Lecanium viridis (see Coccus) . 



Lecanopsis formicarum, parasitised 

 bv Choreia inepta in British Isles, 

 541. 



Lechriops psidii, sp. n., on guava in 

 Porto Rico, 391. 



lecontei, Neodiprion {Diprion) ; 

 Pseudothysanoes . 



Leea sambusina, new gall-midge on, 

 in Java, 92. 



leeae, Asphondylia. 



Leek, pests of. in Denmark, 62, 

 464. 



Leersia hexandra, new Aphid on, in 

 Formosa, 409. 



leeuweni, Cecidophaga. 



Leeuwenia seriatrix, sp. n., on 

 Eugenia in Malaya, 93. 



lefroyi, Microbracon {Rhogas). 



Legislation, respecting use of arseni- 

 cals in France, 536 ; against bee 

 diseases in Georgia, 20 ; dealing 

 with purity of insecticides in 

 Georgia, 19 ; respecting use of 

 arsenicals in Germany, 500. 617. 



Lema bilineata (Tobacco Slug), in 

 South Africa, 195, 338, 400 ; 

 legislation against, in Southern 

 Rhodesia, 397. 



Lema cyanella, on wheat in Czecho- 

 slovakia, 486. 



Lema melanopa, on cereals and 

 grasses in Britain, 10, 77 ; on 

 cereals in France, 266. 



Lema trilineata, on vegetables in 

 Massachusetts, 78. 



