 | Repertory of arts, manufactures and agriculture - 1805 - 534 páginas
...considered as in tt» greatest degree absorbent, and retentive of water, and will generally bfc fotlnd to1 contain a large proportion of aluminous earth. When the loss is only from 20 to 10, tha land may be considered as only slightly absorbent and xetentive, and the siliceous earth as 'most... | |
 | 1805 - 534 páginas
...process should be carefully noted, and when in four hundred grains of soil it reaches' as high as 60, the Soil may be considered as in the greatest degree absorbent, and retentive of water, and trill generally be found to contain, a Intge proportion of aluminous earth. When the loss is only from... | |
 | William Nicholson - 1808 - 900 páginas
...>• this process must be carefully noted ; and if it amount to 5O grains in 40O of the soil, this may be considered as in the greatest degree absorbent and retentive of water, and will generally !>e found to contain a large proportion of aluminous earth : if the loss be not more than 1O or 20... | |
 | 1814 - 760 páginas
...in the process should be carefully noted, and when in 100 grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree...retentive of water, and will generally be found to contain much vegetable or animal matter, or a large proportion of aluminous earth. When the loss is only from... | |
 | Sir Humphry Davy, George Sinclair, John Russell Duke of Bedford - 1815 - 452 páginas
...process should be carefully noted, and when in four hundred grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree...retentive of water, and will generally be found to contain much vegetable or animal matter, or a large proportion of aluminous earth. When the loss is only from... | |
 | 1816 - 442 páginas
...process should be carefully noted, and when in four hundred grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree...retentive of water, and will generally be found to contain much vegetable or animal matter, or a large proportion of aluminous earth. When the loss is only from... | |
 | Andrew Ure - 1821 - 436 páginas
...weight in this process must be carefully noted; and if it amount to 50 grains in 4ÙO of the soil, this may be considered as in the greatest degree absorbent...found to contain a large proportion of aluminous earth if the loss be not more than 10 or 20 grains, the land may be considered as slightly absorbent and... | |
 | William Thomas Brande - 1821 - 806 páginas
...in the process should be carefully noted, and when in 400 grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree...retentive of water, and will generally be found to contain much vegetable or animal matter, or a large proportion of aluminous earth. When the loss is only from... | |
 | F. ACCUM - 1828 - 526 páginas
...in the process should be carefully noted ; and when in 400 grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree...retentive of water, and will generally be found to contain much vegetable or animal matter, or a large proportion of aluminous earth. When the loss is only from... | |
 | Andrew Ure - 1828 - 872 páginas
...and if it amount to 50 grains in 400 of the soil, this may be considered as in the greatest decree absorbent and retentive of water, and will generally...found to contain a large proportion of aluminous earth : if the loss be not more than 10 or 20 grains, the land may be considered as slightly absorbent and... | |
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The loss of weight in the process should be carefully noted, and when in 400 grains of soil it reaches as high as 50, the soil may be considered as in the greatest degree absorbent, and retentive of water, and will generally be found to contain much vegetable... 
