 | Thaddeus William Harris, Massachusetts. Zoological and Botanical Survey - 1841 - 484 pages
...new holes through the bark. The seat of their operations is known by the oozing of the sap and the dropping of the saw-dust from the holes. The bark...part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the efforts... | |
 | Cuthbert William Johnson - 1844 - 1210 pages
...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...part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumours, caused by the efforts... | |
 | 1846 - 390 pages
...together, and at intervals of five or six mfnutes, till her whole stock is safely stored. The eggs arc soon hatched, and the grubs immediately burrow into...will become disfigured and weakened by large porous tumors, caused by the efforts of the trees to repair the injuries they have suffered." According to... | |
 | 1846 - 392 pages
...becomes clogged, and the burrow more or less filled with the coarse and fibrous fragments of wood, to jet rid of which, the grubs are often obliged to open...will become disfigured and weakened by large porous tumors, caused by the efforts of the trees to repair the injuries they have suffered." According to... | |
 | Thaddeus William Harris - 1852 - 536 pages
...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...part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the efforts... | |
 | American Institute of the City of New York - 1853 - 550 pages
...their operations is known by the oozing of the sap and the dropping of the saw dust from the hoh s The bark around the part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the •efforts... | |
 | Thaddeus William Harris - 1862 - 700 pages
...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...part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the efforts... | |
 | Cuthbert William Johnson - 1869 - 1296 pages
...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...part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumours, caused by the efforts... | |
 | 1878 - 798 pages
...bark. The seat of their operations is known by the oozing of the sap and the dropping of the saw dust from the holes. The bark around the part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the efforts... | |
 | 1879 - 530 pages
...bark. The seat of their operations is known by the oozing of the sap and the dropping of the saw dust from the holes. The bark around the part attacked begins to swell, and in a few years the trunks and limbs will become disfigured and weakened by large porous tumors, caused by the efforts... | |
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... the passage becomes clogged and the burrow more or less filled with the coarse and fibrous 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... 
