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Books Books 1 - 10 of 10 on ... consume the oxygen of the air, and give back carbonic acid, which is injurious....  
" ... consume the oxygen of the air, and give back carbonic acid, which is injurious to their life, this carbonic acid is the principal element of the food of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals.... "
The Botanical Text-book: An Introduction to Scientific Botany, Both ... - Page 206
by Asa Gray - 1853 - 528 pages
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The Botanical Text-book: For Colleges, Schools, and Private Students

Asa Gray - Botany - 1845 - 509 pages
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms...essential to the continued existence of the other.* * It is plain, however, that, while the animal kingdom is entirely dependent on the vegetable, as no...
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Application of metaphysical and ethical science to the evidences of religion ...

Francis Bowen - Apologetics - 1849 - 465 pages
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms...essential to the continued existence of the other." And further, " Animals consume what vegetables produce. They themselves produce nothing directly...
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Lowell Lectures: On the Application of Metaphysical and Ethical Science to ...

Francis Bowen - Apologetics - 1849 - 465 pages
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms...essential to the continued existence of the other." And further, " Animals consume what vegetables produce. They themselves produce nothing directly...
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The principles of metaphysical and ethical science: applied to the evidences ...

Francis Bowen - Apologetics - 1855 - 487 pages
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms...yielding to the atmosphere what is essential to the continual existence of the other." And further, " Animals consume what vegetables produce. They...
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Botanical Text-book

Asa Gray - 1870 - 555 pages
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms...essential to the continued existence of the other.* 3d. The relations of simple vegetation, under this aspect, to the mineral kingdom on the one hand,...
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Report of the Secretary, Volume 10

Michigan. State Board of Agriculture - Agriculture - 1871
...vegetables, is consumed and decomposed by them, and its oxygen returned for the use of animals. Here is seen the perfect adaptation of the two great kingdoms of...beings to each other; each removing from the atmosphere that which is noxious to the other, each yielding to the atmosphere what is essential to the continued...
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Introduction to Structural and Systematic Botany, and Vegetable Physiology ...

Asa Gray - Science - 1871
...of vegetables, is consumed and decomposed by them, and its oxygen restored for the use of animals. Hence the perfect adaptation of the two great kingdoms of living beings to eacn other; each removing from the atmosphere what would be noxious to the other; each yielding...
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Agriculture of Maine: Annual Report of the Secretary ..., Volume 15, Part 1870

Maine. Board of Agriculture - Agriculture - 1871
...vegetables, is consumed and decomposed by them, and its oxygen returned for the use of animals. Here is seen the perfect adaptation of the two great kingdoms of...to each other ; each removing from the atmosphere that which is noxious to the other each yielding to the atmosphere what is essential to the continued...
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Public Health Papers and Reports, Volume 4

Public health - 1880
...vegetal forces from inorganic nature. "Hence," according to Professor Gray, "the perfect adaptation of living beings to each other; each removing from...what is essential to the continued existence of the other."1 The necessity of a preponderance of vegetable over animal life to the health of the latter...
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Tower Grove Park of the City of St. Louis

David H. MacAdam - 1883 - 119 pages
...will be restored to purity. This mysterious chemical relation of the animal and vegetable kingdoms, each yielding to the atmosphere what is essential to the continued existence of the other, suggests the dependence of man upon vegetation, not only for the principal part of his food, but for...
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