 | William Charles Wells - 1818 - 536 pages
...while low vegetable productions are prevented, by their covering of snow, from becoming colder than the atmosphere in consequence of their own radiation,...of animal substances to the moon's light promotes their putrefaction. I have no certain knowledge, * It may be remarked here, however, that a thick covering... | |
 | William Charles Wells - 1818 - 554 pages
...the thermometers suspended by me in the air, which in this situation very seldom became more than S° colder than the atmosphere. The larger branches too,...of animal substances to the moon's light promotes their putrefaction. I have no certain knowledge, * It may be remarked here, however, that a thick covering... | |
 | William Charles Wells - 1818 - 530 pages
...the thermometers suspended by me in the air, which in this situation very seldom became more tham Q° colder than the atmosphere. The larger branches too,...of animal substances to the moon's light promotes their putrefaction. I have no certain knowledge, * It may be remarked here, however, that a thick covering... | |
 | John Claudius Loudon - 1822 - 1494 pages
...sky, would become colder tlian the extreme parts, are, in a great degree, sheltered by them ; •ad, in the last place, the trunks are sheltered both by...fields, from the injurious effects of cold in winter." Essay on Dew, £c. 1819. 'JO6. Electricity. — "When a piece of sealing-wax is rubbed by a woollen... | |
 | John Claudius Loudon - 1825 - 1250 pages
...degree, sheltered by them ; and, in the last place, the trunks are sheltered both by the smaller and larger parts, not to mention that the trunks must...fields, from the injurious effects of cold in winter. (Essay on Dew, &c. 1819.) 2258. The nature of light is totally unknown : the light which proceeds from... | |
 | John Claudius Loudon - 1835 - 1326 pages
...degree sheltered by them; and, in the last place, the trunks are sheltered both by the smaller and larger parts ; not to mention that the trunks must...layer of earth or straw preserves vegetable matters from the injurious effects of cold in winter." {Essay on Z>eic.) 1987. The nature of light is totally... | |
 | Charles Tomlinson - 1847 - 132 pages
...longer branches, which, if fully exposed to the sky, would become colder than the extreme parts, are in great degree sheltered by them ; and in the last place...earth or straw preserves vegetable matters in our fields from the injurious effects of cold in winter. Crystals of hoarfrost have been divided into three... | |
 | Robert Kemp Philp - 1860 - 360 pages
...clouds, returning ] the heat to the bodies underneath them, and preventing the formation of dew thereon. In a similar way is partly to be explained the manner in which a layer of straw * Dr. Wells. " And that by certain signs we may presage Of heats, and rains, and winds' impetuous... | |
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For their outermost twigs, now that they are destitute of leaves, are much smaller than the thermometers suspended by me in the air, which in this situation very seldom became more than 2° colder than the atmosphere. The larger branches too, which, if... 