 After a month, again, the insects begin to make nests on the stalks, (shang chia), form an egg around themselves, and begin to disgorge silk. As soon as they cease to move, they are removed from the branch. A certain number of insects are allowed to live...  Up the Yang-tse - Trang 59bởi Edward Harper Parker - 1891 - 308 trangXem Toàn bộ - Giới thiệu về cuốn sách này
 | Edward Harper Parker - 1891 - 360 trang
...nests on the stalks, (shang chia), form an egg around themselves, and begin to disgorge silk. As soon as they cease to move, they are removed from the branch....hung up in a dry place in the house until the first month of the ensuing year. On the arrival of the solar term ching chih, or ' movement of larvae,' about... | |
 | United States. Bureau of Manufactures - 1898 - 740 trang
...begin to make nests on the stalks, form an egg around themselves, and begin to disgorge silk. As soon as they cease to move, they are removed from the branch....The grub comes out of the cocoon in the fourth moon (May) and lays its eggs upon sheets of paper provided for that purpose. These sheets are carefully... | |
 | William I. Hannan - 1902 - 260 trang
...make nests on the stalks, form an egg [cocoon] around themselves, and begin to disgorge silk. As soon as they cease to move, they are removed from the branch....The grub comes out of the cocoon in the fourth moon (May) an'd lays its eggs upon sheets of paper provided for that purpose. These sheets are carefully... | |
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