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Libros Libros 1 - 10 de 10 sobre Soils, though as dry as they can be made by continued exposure to air, in all cases...
" Soils, though as dry as they can be made by continued exposure to air, in all cases still contain a considerable quantity of water, which adheres with great obstinacy to the earths and animal and vegetable matter, and can only be driven off from them... "
The Repertory of Patent Inventions, and Other Discoveries and Improvements ... - Página 100
1816
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The Repertory of arts and manufactures [afterw.] arts, manufactures and ...

Repertory of arts, manufactures and agriculture - 1805
...adhesive than aluminous soils. V. Mode of ascertaining the Quantity of Water of Absorption in Soils. Soils, though as dry as they can be made by continued...ten or twelve minutes over an Argand's lamp, in a bason of porcelain, to a temperature 300 * Fahrenheit ; and in case a thermometer is hot used", the...
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System of Theoretical and Practical Chemistry ...

Friedrich Christian Accum - 1808
...Water of Absorption in Soils. Soils, though as dry as they can be made by continued exposure to the air, in all cases still contain a considerable quantity...ten or twelve minutes over an Argand's lamp, in a bason of porcelain, to a temperature equal to 3OO* Fahrenheit ; and in case a thermometer is not used,...
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System of Theoretical and Practical Chemistry ...

Friedrich Christian Accum - 1814
...Water of Absorp* tion in Soils. Soils, though as dry as they can be made by continued exposure to the air, in all cases still contain a considerable quantity...porcelain, to a temperature equal to 300* Fahrenheit ; and in case a thermometer is not used, the proper degree may be easily ascertained, by keeping a piece...
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The Eclectic review. vol. 1-New [8th]

1814
...vegetable matter it contains ; these substances being always most abundant in the lighter soils.* ' The first process of analysis is, to free the given...done by heating it for ten or twelve minutes over an Argand'slamp, in a bason of porcelain, to a temperature equal to 300 Fahrenheit ; and if a thermometer...
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Elements of Agricultural Chemistry: In a Course of Lectures for the Board of ...

Sir Humphry Davy, George Sinclair, John Russell Duke of Bedford - 1815 - 332 páginas
...vegetable matter it contains ; these substances being always most abundant in the lighter soils. The other physical properties of soils should likewise...composition ; and this may be done by heating it for t?n or twelve minutes over an ArI gand's lamp, in a bason of porcelain, to a temperature equal to 300...
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CHEMICAL RE-AGENTS, OR TEST; AND THEIR APPLICATION IN ANALYZING WATERS ...

F. ACCUM - 1828
...Water of Absorption in Soils. — Soils, though as dry as they can be made by continued exposure to the air, in all cases still contain a considerable quantity...done by heating it for ten or twelve minutes over a spirit lamp, in a basin of porcelain (fig. 4, pi. 1,) to a temperature equal to 300° Fahrenheit*;...
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British Farmer's Magazine, Volumen4

1840
...abundant in the lighter soils. The other physical properties of soils should likewise be ex~ amined before the analysis is made, as they denote, to a...done by heating it for ten or twelve minutes over an argand lamp, in a basin of porcelain, to a temperature equal to 300 Fahrenheit; and if a thermometer...
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The farmer's encyclopædia, and dictionary of rural affairs

Cuthbert William Johnson - 1842
...vegetable matter, and can only be driven off from tljum by a considerable degree of heat. The fir-t process of analysis is to free the given weight of...done by heating it for ten or twelve minutes over an Argand lamp in a basin of porcelain to a température equal to 300° Fahrenheit ; and if a thermometer...
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The Farmer's Encyclopædia, and Dictionary of Rural Affairs: Embracing All ...

1844 - 1165 páginas
...soils are soft. 1. Soils, though as dry as they can be made by continued exposure to air, in all cases contain a considerable quantity of water, which adheres...done by heating it for ten or twelve minutes over an Argand lamp in a basin of porcelain to a temperature equal to 300° Fahrenheit; and if a thermometer...
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The Farmer's and Planter's Encyclopaedia of Rural Affairs: Embracing All the ...

Cuthbert William Johnson, Gouverneur Emerson - 1869 - 1179 páginas
...soils ar« soft. 1. Soils, though as dry as they can be maU by continued exposure to air, in all cases contain a considerable quantity of water, which adheres...done by heating it for ten or twelve minutes over an Argand lamp in a basin of porcelain to a temperature equal to 300° Fahrenheit; and if a thermometer...
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