 | 1816 - 442 pages
...matter, had its temperature -.in ereaseoVin an ho»r from 66° to 88° by exposure to sunshine; rwkilsi a chalk soil was heated only to 69° under the same circumstances. But the mould removed into the shades where the temperature was 62°, lost, in half an bour> 15*; whereas the chalk, under the same... | |
 | William Thomas Brande - 1821 - 806 pages
...mould, which contained nearly i of vegetable matter, had its temperature increased in an hour from 65J to 88° by exposure to sunshine ; whilst a chalk soil...15*; whereas the chalk, under the same circumstances, ba^ lost only 4". " Brown fertile soil, and a cold barren clay were each artiticiallT heated to 88°,... | |
 | William Thomas Brande - 1821 - 666 pages
...mould, which contained nearly { of vegetable matter, had its temperature increased in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil...same circumstances. But the mould, removed into the *hade, where the temperature was 62°, lost, in half an hour, 15» ; whereas the chalk, under the same... | |
 | John Claudius Loudon - 1822 - 1506 pages
...contained nearly one-fourth of vegetable matter, had its temperature increased in an hour from (i5u to 88° by exposure to sun-shine ; whilst a chalk...cold barren clay were each artificially heated to SS71, having been previously dried; they were then exposed in a temperature of 57 J; in half an hour... | |
 | John Claudius Loudon - 1825 - 1250 pages
...contained nearly one fourth of vegetable matter, had its temperature increased in an hour from G5° to 88° by exposure to sunshine ; whilst a chalk soil...the chalk, under the same circumstances, had lost onlv 4". We may also refer to the influence of black earth in melting snow, as practised empirically... | |
 | John Claudius Loudon - 1826 - 1252 pages
...contained nearly one fourth of vegetable matter, had its temperature increased in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil was heated only to G9° under the same circumstances. But the mould removed into the shade, where the temperature was... | |
 | John S. Skinner - 1827 - 434 pages
...con tained nearly one-fourth of vegetable matter, had its temperature increased in an hour from 56 to 88° by exposure to sunshine; whilst a chalk soil was heated only to 69a under the same circumstances. But the mould removed into the shade, where the temperature was 62°... | |
 | William Thomas Brande - 1830 - 784 pages
...mould, which contained nearly 4 of vegetable matter, had its temperature increased in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil...chalk, under the same circumstances, had lost only 4°. " Brown fertile soil, and a cold barren clay, were each artificially heated to 88°, having been previously... | |
 | John Claudius Loudon - 1831 - 1330 pages
...in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil was heated only to f»9° under the same circumstances : but the mould removed into the shade, where the temperature was G2°, lost, ¡a half an hour, 15°; whereas the chalk, under the same circumstances, had lost only... | |
 | John Claudius Loudon - 1835 - 1326 pages
...contained nearly one fourth of vegetable matter, had its temperature increased in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil...chalk, under the same circumstances, had lost only 4°. We may also refer to the influence of black earth in melting snow, as practised empirically on the... | |
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I found that a rich black mould, which contained nearly 4 of vegetable matter, had its temperature increased in an hour from 65° to 88° by exposure to sunshine ; whilst a chalk soil was heated only to 69° under the same circumstances. But the mould,... 
