. Injurious insects of the orchard, vineyard, field, garden, conservatory, household, storehouse, domestic animals, etc., with remedies for their extermination . 255) which issues from this chrysalis hasthe outer margin of all the wings notched; they are of a red-dish-lirown color, marked with black and dark brown spots,and with an outer brown border; in some the greater part of 272 INSECTS INFESTING THE HOP PLANT. the hind wings are black. On the under side of each hindwing is a silvery character resembling a semicolon ( ; ). Thefore-wings expand from two inches and six lines to two inchesand
. Injurious insects of the orchard, vineyard, field, garden, conservatory, household, storehouse, domestic animals, etc., with remedies for their extermination . 255) which issues from this chrysalis hasthe outer margin of all the wings notched; they are of a red-dish-lirown color, marked with black and dark brown spots,and with an outer brown border; in some the greater part of 272 INSECTS INFESTING THE HOP PLANT. the hind wings are black. On the under side of each hindwing is a silvery character resembling a semicolon ( ; ). Thefore-wings expand from two inches and six lines to two inchesand nine lines. Remedies.—Should the caterpillars appear on the vines,spray thoroughly wdth No. 5 or 7; or No. 64, which is prefer-able. Read No. 106 carefully. CHAPTER CLXXXL The Hop Aphis. (Cal.) (Phorodon humuli.—i^chrank.) Order, Hemiptera; ) Familv, Sub-order, HoxMOPtera ;) [Living upon hopvines, usually near the terminal end, whichthey puncture with their beaks and imbibe the sap; smallyellowish-white or green plant-lice, sometimes marked withblack or brown.] The wingless lice (Fig. 256, 3 and 4,) are yellowish-white or green. Fig. Fig. 256.—Hop Aphis ; 4, a wingless aphis, enlarged ; 3, thesame, natural size—color, yellowish or green; 2, a wingedaphis, enlarged ; 1, the same, natural size—colors, green, brownand black. The wdnged lice (Fig. 256, 1 and 2,) are green, and thefemales have the head brown or black, and the thorax andabdomen marked with dark brown or black. Remedies.—Use No. 5 or 7 ; or No. 64, Avhich is No. 10(> carefullv. INSECTS INFESTING WHEA CHAP. Crane Flies (Tipula) 182 The Hessian Fly (Cecidomyiu destructor)..183 The Joint Worm (Euri/toma trilici) 184 The Cliinch Bug iMkropua leucopteru^).. .185 The Grain Aphis {Aphix avena) 186 The Army Worm {Leucania unipunc(a).. .187 CHAP. The Cahfornia Locust ((Edipoda alrox)... .188Tiie Wheat Midge (DiploM^-i tritici) 189 Wire Worms (Elateridce) also attacli the rootsof
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