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" ... fragments of wood, to get rid of which the grubs are often obliged to open new holes through the bark. The seat of their operations is known by the oozing of the sap and the dropping of the sawdust from the holes. The bark around the part attacked... "
A Treatise on Some of the Insects of New England which are Injurious to ... - Page 92
by Thaddeus William Harris - 1852 - 513 pages
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Report

Minnesota. State Entomologist - 1908
...Locust Borer. Original. Fig. 41. Eggs of Locust Borer, much enlarged. After JS Houser, Ohio Bui. 1W. burrow into the bark, devouring the soft inner substance...they have suffered. According to the observations of Gen. HAS Dearborn, who has given an excellent account of this insect, the grubs attain their full size...
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Report, State Entomologist of Minnesota to the Governor. v.12 ..., Volumes 12-14

1908
...holes. The bark around the part attacked begins to swell, and in a few years the trunks and lirnbs will become disfigured and weakened by large porous...they have suffered. According to the observations of Gen. HAS Dearborn, who has given an excellent account of this insect, the grubs attain their full size...
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Annual Report - Entomological Society of Ontario

Entomological Society of Ontario - 1877
...and in a few years the trunks and limbs will become disfigured and weakened by large porous tumours', caused by the efforts of the trees to repair the injuries they have suffered." The history of this insect is rather a curious one. For a little over a hundred years it has been known...
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Forest Leaves, Volumes 3-5

1890
...sawdust from the holes. The bark around the part attacked begins to swell, and in a few years the trunk and limbs will become disfigured and weakened by large porous tumors, caused by the effort of the trees to repair the injuries they have suffered The grubs attain their full size by the...
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Sessional Papers - Legislature of the Province of Ontario, Volume 1

Ontario. Legislative Assembly - 1874
...and in a few years the trunks and limbs will become disfigured and weakened by large porous tumours caused by the efforts of the trees to repair the injuries they have suffered." The habits of this insect seem to have been known for a long time, for we find a description of them...
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Annual Report - Entomological Society of Ontario: 1871-1876, Volumes 2-8

Entomological Society of Ontario - 1872
...and in a few years the trunks and limbs will become disfigured and weakened by large porous tumours caused by the efforts of the trees to repair the injuries they have suffered." The habits of this insect seem to have been known for a long time, for we find a description of them...
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