Insect Enemies of the Apple Tree and Its Fruit |
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Acronycta Agrotis Amer apple tree Apple-leaf Apple-tree Aphis Aspidiotus attack the apple bark beak Beut branches Bruner Bull C. L. Marlatt Canker-worm Case-bearer caterpillars Clem Clisiocampa Codling moth Coleophora color Coquillett cratægus Curculio cut-worm deposited destroyed eggs Empoasca enlarged entomologist Fabr feed figured herewith Fitch Flat-headed fruit gnawing grubs Guen Harr Harris hatch hellera Huebn imago injury insect enemies kerosene emulsion known L. O. Howard Lachnosterna large number larva larvæ leaf Leaf-roller leaves Lecanium lice life-history Linn Lintner locust London purple louse Macrodactylus subspinosus male May-beetles Melanoplus N. Y. Acad N. Y. Rept orchard parasites Paris green pest plants Plum curculio punctures pupa purple or Paris REMEDIES Riley Rocky Mountain Locust roots Round-headed San Jose Scale Saunders Scudd species spraying spring Thaxter thrips tree-hopper trunk twigs U. S. Dept Walsh wingless wings worms York Weevil young Zeuzera pyrina