. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. 390 INSECTS INJURIOUS TO THE ORANGE. over both leaves and fruit, making them appear very unsightly. This is a minute fungous growth, known under the name of Fumago salicina Farlow, but it is believed by some to result from the punctures of insects, causing an exudation, on which the fungus thrives. As a remedy, use an alkaline solution of soap as strong as the tree will bear without injury. No. 250.—The Purple Scale. Mytilaspis citricola Packard. This is one of the most common and injurious species

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. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. 390 INSECTS INJURIOUS TO THE ORANGE. over both leaves and fruit, making them appear very unsightly. This is a minute fungous growth, known under the name of Fumago salicina Farlow, but it is believed by some to result from the punctures of insects, causing an exudation, on which the fungus thrives. As a remedy, use an alkaline solution of soap as strong as the tree will bear without injury. No. 250.—The Purple Scale. Mytilaspis citricola Packard. This is one of the most common and injurious species of scale-insect found in Florida. It is confined mainly to the. leaves and fruit of the orange, and sometimes disfigures the latter to such an extent as to make it unfit for market, yet it is often seen on fruit offered for sale. The scale of the female is shown empty at a in Fig. 400, and occupied by. 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 work.. Saunders, William, 1836-1914. Philadelphia, J. B. Lippincott & Co