 | 1836 - 322 pages
...rotation of the crops were adopted, they would be most abundant." — Liebig's Chemistry of Agriculture. " It is the greatest possible mistake to suppose that...fertility in a soil is owing to the loss of humus, (woody fibre in a state of decay,) it is the mere consequence of the exhaustion of the alkalis." —... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1840 - 414 pages
...was not sufficient to satisfy the demands of the plants. Almost all the cultivated land in Europe is in this condition ; fallow is the term applied to...mere consequence of the exhaustion of the alkalies. Let us consider the condition of the country around Naples, which is famed for its fruitful cornland... | |
 | Justus Freiherr von Liebig - Agricultural chemistry - 1841 - 468 pages
...was not sufficient to satisfy the demands of the plants. Almost all the cultivated land in Europe is in this condition ; fallow is the term applied to...further disintegration. It is the greatest possible mislake to suppose that the temporary diminution of fertility in a soil is owing to the loss of humus... | |
 | Agriculture - 1842 - 604 pages
...was not sufficient to satisfy the demands of the plants. Almost all the cultivated land in Europe is in this condition. Fallow is the term applied to land left at rest for farther disintegration. It is the greatest possible mistake to suppose that the temporary diminution... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1842 - 450 pages
...was not sufficient to. satisfy the demands of the plants. Almost all the cultivated land in Europe is in this condition; fallow is the term applied to land...mere consequence of the exhaustion of the alkalies. Let us consider the condition of the country around Naples, which is famed for its fruitful cornland... | |
 | JOHN MURRAY - 1842 - 508 pages
...one leading principle in the writings of agriculturists and vegetable physiologists." Further on: " It is the greatest possible mistake to suppose that...mere consequence of the exhaustion of the alkalies. For small as is the quantity of alkali which plants require, it is nevertheless quite indispensable... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1843 - 446 pages
...was not sufficient to satisfy the demands of the plants. Almost all the cultivated land in Europe is in this condition ; fallow is the term applied to...humus; it is the mere consequence of the exhaustion of alkalies, and of other essential ingredients. Let us consider the condition of the country around Naples,... | |
 | Medicine - 1843 - 770 pages
...reduced to a mere vitreous mass. The substance, when first found, was supposed to be a Meteoric stone. in this condition; fallow is the term applied to land...greatest possible mistake to suppose that the temporary dimmution of fertility in a soil is owing to the loss of humus; it is the mere consequence of the exhaustion... | |
 | Henry Leavitt Ellsworth - Agriculture - 1843 - 88 pages
...rendered soluble again in the space of one year was not sufficient to satisfy the dîmands of the plants. It is the greatest possible mistake to suppose that the temporary diminution of the fertility in a soil is owing to the loss of the humus. It is a mere consequence of the exhaustion... | |
 | Justus Freiherr von Liebig, Lyon Playfair Baron Playfair - Agricultural chemistry - 1843 - 260 pages
...cultivated land in Europe is in this condition ; fallow is theterm applied to land left at rest for farther disintegration. It is the greatest possible mistake to suppose that the temporary dimihution of fertility in a soil is owing to the loss of humus ; it is the mere consequence of the... | |
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It is the greatest possible mistake to suppose that the temporary diminution of fertility in a soil is owing to the loss of humus ; it is the mere consequence of the exhaustion of the alkalies. 
