Yet, this position, when submitted to a strict examination, is found to be untenable, and it becomes evident from most conclusive proofs that humus in the form in which it exists in the soil does not yield the smallest nourishment to plants. The Farmer's Magazine - Page 771849Full view - About this book
| Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - 1840 - 414 pages
...proof of its correctness. Yet, this position, when submitted to a strict examination, is found to be untenable, and it becomes evident from most conclusive...does not yield the smallest nourishment to plants. The adherence to the above incorrect opinion has hitherto rendered it impossible for the true theory... | |
| 1840 - 532 pages
...humus, was considered an incontestible proof of the correctness of this opinion, yet Liebig adduces the most conclusive proofs that HUMUS, in the form in...DOES NOT yield the SMALLEST nourishment to plants, 1. The humus or humic acid of chemists, obtained by means of precipitating an alkaline decoction of... | |
| 1840 - 718 pages
...dissents from this opinion, and adduces the most complete evidence that humus, in its pure form, or as it exists in the soil, does not yield the smallest nourishment to plants, in consequence of the low soluble power of this substance, either alone or in combination. He therefore... | |
| Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1841 - 600 pages
...position, when admitted to a strict examination, is found to be untenable ; and it becomes evident that humus. in the form in which it exists in the...does not yield the smallest nourishment to plants." — p. 61. VOL. LIII. — NO. 112. 20 He attempts to prove his position, that the carbon of the plant... | |
| Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1841 - 578 pages
...position, when admitted to a strict examination, is found to be untenable ; and it becomes evident that humus in the form in which it exists in the soil...does not yield the smallest nourishment to plants." — p. 61. VOL. 1. 1 1 1. — NO. 112. 20 He attempts to prove his position, that the carbon of the... | |
| 1842 - 604 pages
...asserts that a principle called humus is the only real food of plants, another declares that humus, as it exists in the soil, does not yield the smallest nourishment to plants. The experiments of chemists have chiefly been made on those substances usually considered as manures,... | |
| Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - 1842 - 450 pages
...of plants, and very rich in carbon." He then quotes the expression of Liebig, that this substance, in the form in which it exists in the soil, does not yield- nourishment to plants, and expresses surprise, that the author should have thought it worth his while... | |
| Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - 1843 - 446 pages
...proof of its correctness. * Yet, this position, when submitted to a strict examination, is found to be untenable, and it becomes evident from most conclusive...does not yield the smallest nourishment to plants. The adherence to the above incorrect opinion has hitherto rendered it impossible to ascertain the true... | |
| Daniel Kimball Whitaker, Milton Clapp, William Gilmore Simms, James Henley Thornwell - 1843 - 570 pages
...of them exerts any influence on the growth of plants either in the way of nourishment or otherwise. And it becomes evident from most conclusive proofs...does not yield the smallest nourishment to plants." — p. 6L The substance termed humus above is called geine in the following extracts from "The Farmer's... | |
| Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - 1843 - 260 pages
...examination, is found to be untenable, and it becomes evident from most conclusive proofs that kwnus in the form in which it exists in the soil, does not yield the smallest nourishment to plants. The adherence to the above incorrect opinion has hitherto rendered it impossible for the true theory... | |
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