Insects Injurious to Vegetables

abundant adult affected aphides appearance applied arsenicals attack Author's illustration beans beet bill-bug blister beetles Bordeaux mixture borer cabbage worm carrot caterpillars celery CHITTENDEN-Bul color Colorado potato beetle crop rotation crops cucumber beetle cucurbits cultivated cutworms damage deposited destroy destructive eggs enlarged fall plowing farm farmers feed female fields flea-beetles fore-wings forms frequently fruit garden grasses grasshoppers ground grower grown habits hibernation inch infested insect enemies insecticides insects INSECTS INJURIOUS kerosene kerosene emulsion killed larva larvæ leaf-beetles leaf-miner leafhoppers leaves less looper maggot melon aphis methods natural nearly numbers onion Paris green parsnip pea weevil pests plant-bug poisons potato beetle practical pupa remedies Riley roots season seed shown in figure soap soil sometimes species spray squash stalk stalk-borer striped surface sweet potato thrips tion tobacco tomato tortoise beetle tubers U. S. Dept vegetables webworm weeds white grubs wing expanse wireworms young plants