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" ... clearly show that a fertile soil is one which has accumulated within it the residue of ages of previous vegetation, and that it becomes infertile as this residue is exhausted... "
Science - Page 251
1884
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The Canadian Record of Science, Volume 1

1885 - 324 pages
...throughout the world, so far as it was known, clearly show that a fertile soil is one which had accumu]ated within it the residue of ages of previous vegetation ; and that it had become infertile as this residue was exhausted. V. THE GEOGNOSY OF CRYSTALLINE EOCKS.* BY T. STERRY...
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Pamphlets: Agriculture], Volume 20

1886 - 556 pages
...ascertained in our own and in other investigations, but the history of agriculture throughout the world, so far as we know it, clearly show that a fertile...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted ; and enormous as are the accumulations in the prairie lands...
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Her Majesty's Colonies: A Series of Original Papers Issued Under the ...

Sir Arthur James Richens Trendell - 1886 - 570 pages
...waste of fertility. It may not be out of place to append the opinion of the Rothamsted investigators, that a fertile soil is one which has accumulated within...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted." The prairie is for the most part an unbroken expanse of herbage,...
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Transactions, Volume 18

Royal Institution of Chartered Surveyors - 1886 - 544 pages
...the unique series of investigations which have for so many years been in progress at Rothamsted is that a fertile soil is one which has accumulated within...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted. The history of agriculture throughout the world equally points...
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Proceedings of the Royal Society of London

Royal Society (Great Britain) - 1888 - 586 pages
...before, that — " The history of agriculture throughout the world, so far as it is known, clearly shows that a fertile soil is one which has accumulated within...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted." In conclusion, we would call attention to the fact, that in...
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Transactions of the Massachusetts Horticultural Society

Massachusetts Horticultural Society - 1888 - 760 pages
.... . the history of agriculture throughout the world, so far as it is known clearly, shows that the fertile soil is one which has accumulated within it...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted." As to the action of micro-organisms in providing nitrogen...
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The Rothamsted Memoirs on Agricultural Chemistry and Physiology, Volume 6

Rothamsted Experimental Station - 1890 - 692 pages
...world, so far as it is known, clearly show that, pre-eminently so far as the nitrogen is concerned, a fertile soil is one which has accumulated within it the residue of ages of natural vegetation, and that it becomes infertile as this residue is exhausted. LONDON : HARBISON'...
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THE ROTHAMSTED MEMOIRS ON AGRICULTURAL CHEMISTRY AND PHYSIOLOGY

JOHN BENNET LAWES, AND JOSEPH HENRY GILBERT - 1893 - 694 pages
...ascertained in our own and in other investigations, but the history of agriculture throughout the world, so far as we know it, clearly show that a fertile...of ages of previous vegetation, and that it becomes infertile as this residue is exhausted ; and enormous as are the accumulations in the prairie lands...
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The Farm...

Eugene Davenport - 1927 - 524 pages
...and in other investigations, but the history of agriculture throughout the world, so far as is known, clearly show that a fertile soil is one which has accumulated within it the residue of long periods of previous vegetation; and that it becomes infertile as this residue is exhausted." Though...
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