. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. be handled with impunity; it may be found on the trees from the middle of July to the end of August. When mature, the caterpillar descends to the ground, and, having buried itself under the surface to the depth of several inches, prepares a convenient chamber, which it lines with a gummy, water-proof cement, and there changes to a chrysalis, as shown in Fig. 172, which is about an inch and a half long, of a dark reddish-brown Fig. 172. , . , . , . , color, with a short, thick, projecting tongue-case
. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. be handled with impunity; it may be found on the trees from the middle of July to the end of August. When mature, the caterpillar descends to the ground, and, having buried itself under the surface to the depth of several inches, prepares a convenient chamber, which it lines with a gummy, water-proof cement, and there changes to a chrysalis, as shown in Fig. 172, which is about an inch and a half long, of a dark reddish-brown Fig. 172. , . , . , . , color, with a short, thick, projecting tongue-case. The insect remains in the ground in this condition until the following June ; indeed, oc- casionally specimens have been known to remain in this torpid state until the spring of the second year following. The ravages of the plum-tree sphinx are never very ex- tensive, yet it appears at times in some localities in sufficient numbers to cause annoyance. The denuded twigs promptly attract the attention of the vigilant fruit-grower, who will soon search out and exterminate 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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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherphila, bookyear1883
