 This fully explains the difference in the necessary methods of culture for different places ; since it is obvious that the essential elements of the soil must vary with the varieties of composition of the rocks, from the disintegration of which they originated....  The Cultivator - Página 1331850Vista completa - Acerca de este libro
 | Justus freiherr von Liebig - 1843 - 208 páginas
...composition of the rocks, from the disintegration of which they originated. Wheat, clover, turnips, for example, each require certain elements from the...ashes. If therefore a soil is found wanting in any of those elements, we discover at once the cause of its barrenness, and its removal may now be readily... | |
 | 1843 - 714 páginas
...composition of the rocks, from the disintegration of which they originated. " Wheat, clover, turnips, for example, each require certain elements from the...ashes. If, therefore, a soil is found wanting in any of those elements, we discover at once the cause of its barrenness, and its removal may now be readily... | |
 | 1845 - 412 páginas
...composition of the rocks, from the disintegration of which they originated. Wheat, clover, turnips, for example, each require certain elements from the...ashes. If therefore a soil is found wanting in any of those elements, we discover at once the cause of its barrenness, and its remoyal may now be readily... | |
 | Justus Freiherr von Liebig - 1851 - 576 páginas
...composition of the rocks, from the disintegration of which they originated. Wheat, clover, turnips, for example, each require certain elements from the...their ashes. If therefore a soil is found wanting iii any of those elements, we discover at once the cause of its barrenness, and its removal may now... | |
 | Justus Freiherr von Liebig - 1852 - 424 páginas
...composition of the rocks, from the disintegration of which they originated, Wheat, clover, turnips, for example, each require certain elements from the...ashes. If, therefore, a soil is found wanting in any of those elements, we discover at once the cause of its barrenness, and its removal may now be readily... | |
 | U.S. Bureau of soils, United States. Bureau of Soils - 1913 - 42 páginas
...in a field where another fails? Liebig answered these questions by saying: Wheat, clover, turnips, for example, each require certain elements from the...us what elements are essential to every species of plant by an analysis of their ashes. If, therefore, a soil is found wanting in any of these elements,... | |
 | David M. Knight - 1998 - 576 páginas
...composition of the rocks, from the disintegration of which they originated. Wheat, clover, turnips, for example, each require certain elements from the...they will not flourish where the appropriate elements arc absent. Science teaches us what elements arc essential to every species of plants by an analysis... | |
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