Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no7, on insects injurious to forest and shade trees . ry, grasses,and various garden vegetables, and we have found it from the first tothe middle of September in Maine feeding on the buckthorn and alsothe pitch-pine. According to Harris there seems to be two broods ofcaterpillars and two of the moths. The caterpillars, he states, are tobe found of different ages and sizes from the first of June till fully grown they are about 2 inches long, and then creep intosome convenien
Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no7, on insects injurious to forest and shade trees . ry, grasses,and various garden vegetables, and we have found it from the first tothe middle of September in Maine feeding on the buckthorn and alsothe pitch-pine. According to Harris there seems to be two broods ofcaterpillars and two of the moths. The caterpillars, he states, are tobe found of different ages and sizes from the first of June till fully grown they are about 2 inches long, and then creep intosome convenient place of shelter, make their cocoons, in which theyremain in the chrysalis state during the winter, and are changed tomoths in the months of May or June following. Some of the firstbroods of these caterpillars appear to come to their growth early insummer, and are transformed to moths by the end of July or the begin- INSECTS INJURIOUS TO THE BUTTERNUT. 341 iiing of August, at which time I have repeatedly taken them in thewiuged state; but the greater part pass through their last change inJune. I have observed the full-growu caterpillar at Brunswick, Me.,. \-pf-:«iy,,„.
Size: 1860px × 1343px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublisherwashingtongovtprin
