600 



INDEX, 



hijnincHfer, Schoenobius (see 8. in- 

 certellus). 



hiyuiitulalus, Chilocorus. 



Birch (Betulo), pests of, in Britain. 

 59, 115; pests of, in Canada, 62, 

 361, 441, 529 ; pests of, in Ger- 

 many, 7, 8 ; Polyphylla fuJlo on, 

 in Holland, 499 ; pests of, in 

 Norway and Sweden, 93, 147, 

 148, 149, 150, 284; pests of, in 

 U.S.A., 12, 372. 



Birch Beetle (see Scolytus ratzeburgi). 



Birch Sack-moth (see ColeopJiora 

 fuscedinella). 



Bird Cherry {Primus avium). Aphis 

 2)adi migrating to cereals from, 

 47, 89; Argyroploce variegana on, 

 in Italy, 173 ; pests of, in Nor- 

 way and Sweden, 89, 150, 284; 

 pests of, in U.S.A., 47. 



Birds, protection and economic 

 importance of, 72, 133, 192, 258, 

 272, 321, 436, 478, 510, 534; 

 destroying locusts and grass- 

 hoppers, 119, 340, 391; destroy- 

 ing noxious insects, 17, 20, 62, 63, 

 64, 72, 82, 84, 108, 119, 169, 191, 

 210, 236, 255, 297, 308, 317, 324, 

 364, 370, 383, 408, 445, 456, 

 479, 507, 517, 546, 549; causes 

 of destruction of native species 

 of, in Australia, 78 ; apparently 

 not destroying earwigs in Britain, 

 427 ; Hemisarcoptes malus pro- 

 bably distributed by, in Canada, 

 245 ; not beneficial against 

 Homona eoffearia, 540. 



Biscuits, Siiodrepa panicea infesting, 

 in Britain, 160. 



biselliella, Tineola. 



■bisignatus, Antlionomus. 



hispinosus, FranJdiniella. 



Biston hirtarius, on roses in France, 

 470. 



Biston suppressarius, on tea in 

 India, 186, 474. 



hltuhereulatum, Eulcccmmm (Leea- 

 nium). 



hicuberculatus, Doliclioderus ; Toma- 

 rus. 



bivalvata, Inglisia. 



bivittaia, Ampliiscepn. 



biriltatus, Melanoplus. 



Bixa orellana, food -pi ant of Uclo- 

 peltis bergrofki in Belgian Congo, 

 80 ; food-plant of Helopdtis in 

 Java, 232. 



Black Barnacle Scale (see Chrysom- 

 phalus aonidum). 



Black Blister Beetle (see Epicauia 

 pennsylvanica). 



Black Cacao Ant (see Dolichoderus 

 biiuberculatus) . 



Black Carpet Beetle (sej Attngenus 

 'jiiceus). 



Black and White Cereal Thrips (see 

 Aeolothrips bicolor). 



Black Cherry Aphis (see Myziis 

 eerasi). 



Black Cottonwood (see Populus 

 trichocarpa). 



Black Fungus (see Myriangium 

 duriaei). 



Black Garden Thrips (see Lepio- 

 thrips mali). 



Black Leaf 40, in sprays against 

 Aphids and Coccids, 96, 112, 

 122, 164, 165, 267, 459, 545, 565 ; 

 injection of, into soil against 

 Aphids, 98 ; and soap, not re- 

 commended against Cydia moles- 

 ta, 370 ; against canker worms, 

 546 ; against Emvoa rosae, 243 ; 

 against Epilachna corrupia, 299, 

 300 ; against Phytomyza chry- 

 scmthemi, 556 ; against Bhopo- 

 bota racciniana, 553 ; against 

 thrips, 152; formulae containing, 

 152, 165, 208, 243, 267, 299, 

 300, 459, 545, 553, 565; (see 

 Nicotine Sulphate). 



Black Locust Tree (see Bobinia 

 pseudacacia). 



Black Oak (see Quercus californica). 



Black Peach Aphis (see Aniiraphis 

 persicae-niger). 



Black Rot, of cacao, spraying experi- 

 ments against in West Indies, 

 152. 



Black Scale (see Saissetia nigra and 

 S. oleae). 



Black Thrips (see RaplotJirips tenui- 

 pennis). 



Black Weevil Borer of Banana (see 

 Cosniopoliies sordidus). 



Black-bodied Cherry Fruit-fly (see 

 Bhagoletis fausta). 



Black-eye Pea Weevil (see Bruchus 

 quadriviaculatus). 



Blackberry (Biihus fruticosus), pests 

 of, and their control in U.S.A., 

 229, 252, 552, 556. 



Blackberry Leaf-miner (see Fenusa). 



Blackbirds, destroying Locustids 

 in St. Lucia, 517 ; destroying- 

 insects in U.S.A., 308, 364. 



blackburni, Nacoleia (Omiodes). 



Blackcap, not a beneficial bird in 

 Britain, 478. 



Blackhead Fireworm (see Bhopobota 

 vacciniana). 



Blackthorn, Abraxas grossulariata 

 on, in Britain, 159 ; food-plant 

 of Nygmia phaeorrJioeain Switzer- 

 land, 514. 



Blady-grass, Lepidiota spp. on, in 

 Queensland, 496. 



blandus, Ilyllocerus. 



Blaniulus guttulatus, food-plants of, 

 in Sweden, 151. 



