 | 1828 - 574 halaman
...egg evaporates through the pores in its shell: this is replaced by a small quantity of air, which is necessary to support the respiration of the chick;...sufficient; and thus, in order that the eggs may be better hatched in the dry seasons, the hens cover them with the earth of the floor of the granary. When the... | |
 | Gill's scientific, technological and microscopic repository - 1828 - 436 halaman
...support the respiration of the chick. But as the asmospheric air which surrounds the eggs in the stove at that degree of temperature is either completely...sufficient; and thus, in order that the eggs may be better hatched in the dry seasons, the hens cover them with the earth of the floor of the granary. . In artificial... | |
 | John Claudius Loudon - 1834 - 408 halaman
...the stove at that degree of temperature is either completely dry, or but little humid, so the chicken would greatly suffer, or finally perish, from this...which exhales from the breathing of the old fowls while hatching, in some degree prevents this ill effect; but, nevertheless, in dry seasons, this vapour... | |
 | John Claudius Loudon - 1834 - 416 halaman
...the stove at that degree of temperature is either completely dry, or but little humid, so the chicken would greatly suffer, or finally perish, from this...which exhales from the breathing of the old fowls while hatching, in some degree prevents this ill effect; but, nevertheless, in dry seasons, this vapour... | |
 | Thomas Webster - 1845 - 598 halaman
...chick ; but as the atmospheric air which surrounds the eggs in the box at that degree of temperature is completely dry, or but little humid, so the chick...suffer, or finally perish from this kind of desiccation, were not some remedy provided ; and thus, in order that the eggs may be better hatched in the dry seasons,... | |
 | Caleb N. Bement - 1852 - 396 halaman
...egg evaporates through the pores in its shell; this is replaced by a small quantity of air, which is necessary to support the respiration of the chick;...perish, from this kind of desiccation. The aqueous vapor which exhales from the breathing of the old fowls while hatching, in some degree prevents this... | |
 | Thomas Webster, Mrs. William Parkes - 1852 - 1294 halaman
...as the atmospheric air, which surrounds the eggs in the box at that degree of temperature, is cither completely dry, or but little humid, so the chick...or finally perish, from this kind of desiccation, were not some remedy provided ; and thus, in order that the eggs may be better hatched In the dry seasons,... | |
 | Thomas Webster, Mrs. William Parkes - 1855 - 1244 halaman
...chick ; but as the atmospheric air which surrounds the eggs in the box ut that degree of temperature is completely dry, or but little humid, so the chick would greatly suffer, or finally perish fp-'Я this kind of desiccation, were not some remedy provided ; and thus, in order ihut the eggs may... | |
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The aqueous vapour which exhales from the breathing of the old fowls whilst hatching, in some degree prevents this ill effect; but nevertheless, in dry seasons, this vapour is hardly sufficient; and thus, in order that the eggs may be better hatched in... 