| Bernard M'Mahon - 1806 - 746 페이지
...their pointed rostra, and deposit their embryos in the wounds thus inflicted. The maggot thus bedded in the fruit, preys upon its pulp and juices, until...of the same kind may stand in the nearest possible neighbourhood, not to touch each other, that one have its fruit destroyed by the Curculio, and the... | |
| Bernard M'Mahon - 1806 - 686 페이지
...where, like other beetles, it remains in the form of a grub or worm, during the winter, ready to be metamorphosed into a bug or beetle, as the spring...of the same kind may stand in the nearest possible neighbourhood, not to touch each other, that one have its fruit destroyed by the Curculio, and the... | |
| James Thacher - 1822 - 238 페이지
...where, like other beetles, it remains in the form of a grub or worm during the winter, ready to be metamorphosed into a bug or beetle, as the spring...reluctant in the use of their wings ; and perhaps uever employ them, but when necessity compels them to migrate. It is a fact, that two trees of the... | |
| James Thacher - 1822 - 238 페이지
...earth; where^like other beetles, it remains in the form of a grub or worm during the winter, ready to be metamorphosed into a bug or beetle, as the spring...these bugs have manifestly the capacity of flying, thej appear very reluctant in the use of their wings ; and perhaps never employ them, but when necessity... | |
| Henry Ward Beecher - 1859 - 420 페이지
...wings." Dr. James Tilton says, in the " Domestic Encyclopedia," that " they appear very reluctant to use their wings, and perhaps never employ them but when necessity compels them to migrate." It is true that the curculio, in cold and chilly weather, is disinclined to fly; but give it a right murderously... | |
| Henry Ward Beecher - 1874 - 520 페이지
...wings." Dr. James Tilton says, in the " Domestic Encyclopedia," that " they appear very reluctant to use their wings, and perhaps never employ them but when necessity compels them to migrate." It is true that the curculio, in cold and chilly weather, is disinclined to fly ; but give it a right murderously... | |
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