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abundant aphis appearance attack bamboos become beetles Behar bhindi birds Blister Beetle Boll-worm bolls Borer breeding brood brown burrows butterfly cane caterpillars chrysalis Cockchafer cocoon cold weather Coleoptera colour common contact poison cotton crops cultivation destroy destructive eggs eggs are laid emerges emulsion entomologist Fabr feed female field flies food-plants fruit full grown gallons grain grasshoppers green ground grub habits Hairy Caterpillar hatch Hemiptera herbivorous hibernation imago inch long India infested injurious insecticides kerosene killed known large numbers larva lay eggs lead arseniate leaf leaf-eating caterpillars leaves legs live locusts maggots maize male mealy bug method moth-borer moult mouth-parts Orthoptera parasites pest plant lice probably pupa pupates remedy rice scale insects seed serious pest shoots similar skin soil sorghum species spots spraying stem sucking sugarcane surface swarms termites tissues tobacco trees tunnel vegetable weevils wheat wings young
Page 324 - USE RETURN TO DESK FROM WHICH BORROWED ENTOMOLOGY LIBRARY This book is due on the
Page 69 - Birds are the fluctuating check on insect life, the safety valve as it were ; they congregate where they find insects, regardless of their species or habits, and constantly consume the superfluous and superabundant insect life.
Page 291 - are inserted only when the bag is used alone ; when the bag is attached to the frame these bamboos are removed and the tags of cloth knotted to the frame, so that the bag can be at once removed and twisted up. In place of bamboo, strips of wood may
Page 290 - To make a bag and frame with opening of four feet by two feet. Sufficient strips of cloth are taken, each fourteen feet long, sewn together by their long edges to make a piece fourteen feet by six feet. The two ends are then brought together and
Page 11 - in actual numbers or bulk, in the sum total of their activities, they outweigh all other forms of animal life at present on the earth.
Page 98 - skin and grows larger. It then continues feeding upon the leaf; as a rule it turns the edge of the leaf over in a fold and binds it down with silken threads, living safely within this fold. As it grows larger, it binds more and more folds together, forming a kind of nest of rolled leaf in which it feeds.
Page 282 - A large number of birds are wholly insectivorous, a large number are partly so, and every one of these deserves protection and encouragement.