. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. 374 INSECTS INJURIOUS TO THE CRANBERRY. Fig. 3?6. bog. There are not usually more than two of these larvae on any one shoot, and often there is only one. The misehief done consists mainly in the killing of the extreme tip of the vine, which prevents the formation of a fruit- bud for the next year's growth, unless, as is sometimes the case, the vine by an extra effort puts them out at the side. Remedies,—There is a little Chalcis fly parasitic on this insect, which destroys it in large numbers. The m
. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. 374 INSECTS INJURIOUS TO THE CRANBERRY. Fig. 3?6. bog. There are not usually more than two of these larvae on any one shoot, and often there is only one. The misehief done consists mainly in the killing of the extreme tip of the vine, which prevents the formation of a fruit- bud for the next year's growth, unless, as is sometimes the case, the vine by an extra effort puts them out at the side. Remedies,—There is a little Chalcis fly parasitic on this insect, which destroys it in large numbers. The measures rec- ommended under No. 227 will also be applicable here. No. 235.—The Cranberry ApMs. There is a large, red plant-louse which sometimes occurs on cranberry-vines and punctures the leaves and tender stems, to their manifest injury. This aphis is destroyed by the larva of a small lady-bird, a species of Scymnus, which larva is oval in form, and covered w^ith a white fuzz on its back. Flooding will destroy this aphis No. 236.—The Cranberry Spittle Insect. Olastoptera proteus Fitch. This is a small, soft insect, with legs, but without wings, which is found in the early part of June in little masses of froth upon growing shoots of the cranberry-vine. The froth is the sap of the plant sucked in and then exuded by the young larva, probably for concealment. The insect belongs to the order Homoptera, having no jaws, but a beak, through which it sucks the sap of the plant. The perfect insect jumps with the agility of a flea, and is found hopping about among the vines. It seldom occurs in sufficient numbers to inflict material injury. It is found also on the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Saunders, William, 1836-1914. Philadelphia, J. B. Lippincott & Co
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