. Insect pests of farm, garden and orchard . ^, somewhatresembling the common red spider infesting greenhouses, isoften of great value not only in killing the nymphs by greatnumbers of them sucking out the life-juices of the young hopper,but also in greedily feeding upon the eggs. 106 INSECT PESTS OF FARM, GARDEN AND ORCHARD The maggots of several species of Tachina-flies are of con-siderable value in parasitizing both nymphs and adult eggs are laid on the nock of a locust, and, upon hatching,. ^ ^ c V - d Fig. 74.—A Locust-mite {Trombidium locustaruni): a, the larva as seen onlo

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. Insect pests of farm, garden and orchard . ^, somewhatresembling the common red spider infesting greenhouses, isoften of great value not only in killing the nymphs by greatnumbers of them sucking out the life-juices of the young hopper,but also in greedily feeding upon the eggs. 106 INSECT PESTS OF FARM, GARDEN AND ORCHARD The maggots of several species of Tachina-flies are of con-siderable value in parasitizing both nymphs and adult eggs are laid on the nock of a locust, and, upon hatching,. ^ ^ c V - d Fig. 74.—A Locust-mite {Trombidium locustaruni): a, the larva as seen onlocusts wing; c, male mite; d. female, the two latter appearing as whenegg-destroyers—all greatly enlarged. (After Riley.) the maggots pierce the skin and live inside by absorbing itsjuices and tissues. When full grown the maggots leave thelocust, descend into the earth, and there transform to pupae

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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1915