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Книги Книги 1 - 10 з 75 у When acre has been added to acre till all the fertile land is occupied, the yearly....
" When acre has been added to acre till all the fertile land is occupied, the yearly increase of food must depend upon the melioration of the land already in possession. This is a fund, which, from the nature of all soils, instead of increasing, must be... "
The elements of social science; or, Physical, sexual, and natural religion ... - Сторінка 291
автори: George R. Drysdale - 1876 - 592 стор.
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The Literary Magazine, and American Register, Том 2

Charles Brockden Brown - 1804
...increasing, must be gradually diminishing. But population, could it be supplied with food, would go with unexhausted vigour, and the increase of one period would furnish the powers of a greater increase to the next, and this without any limit." Japan ami China are already...
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An Essay on the Principle of Population, Or, A View of Its Past and ..., Том 1

Thomas Robert Malthus - 1807
...furnifh the power of a greater increafe the next, and this without any limit. From the accounts \ve have of China and Japan, it may be fairly doubted, whether the beft directed efforts of human induftry could double the produce of thefe countries even once in any...
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An Essay on the Principle of Population: Or, a View of Its Past and ..., Том 1

Thomas Robert Malthus - 1809
...stream^ Which, from the nature of all soils, instead 'of increasing, must be gradually di. minishing. But population, could it be supplied with food, would go on with Unexhausted vigor; and the increase of one period would furnish the power of a greater increase the next, and this,...
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An Essay on the Principle of Population, as it Affects the Future ..., Том 1

Thomas Robert Malthus - 1809
...stream, which, from the nature of all soils, instead of increasing, must be gradually dimjnishing. But population, could it be supplied with food, would go on with unexhausted vigor ; and the increase of one period would furnish the the increase of population and food. power...
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The British review and London critical journal

1811
..." that a thousand million* are just as easily doubled EVERY tatentyjive years as a thousand," and " population, could it be supplied with food, would...the increase of one period would furnish the power oj a greater increase the next, and this without any limit." (Malthus, vol. I. p. 8.) And again, "...
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The Principles of Population and Production as They are Affected by the ...

John Weyland - 1816 - 493 стор.
..." that a thousand millions are just as easily doubled EVERY twenty-five years as a thousand," and " population, could it be supplied with food, would...greater increase the next, and this without any limit." (Malthus, voL L p. 8.) And again, " it is not the question in England, whether by cultivating all our...
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The Principles of Population and Production as They are Affected by the ...

John Weyland - 1816 - 493 стор.
...twenty-five years as a thousand," and " population, could it be supplied with food, would go on leith unexhausted vigour ; and the increase of one period...greater increase the next, and this without any limit." (Malthus, voL L p. 8.) And again, " it is not the question in England, whether by cultivating all our...
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An Essay on the Principle of Population: Or, A View of Its Past and ..., Том 1

Thomas Robert Malthus - 1817
...Statement of the Subject. Ratios of Bk. i. soils, instead of increasing, must be gradually diminishing. But population, could it be supplied with food, would...greater increase the next, and this without any limit. vrom the accounts we have of China and Japan, it may be fairly doubted, whether the best-directed efforts...
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General Introduction to Statistical Account of Upper Canada

1822 - 47 стор.
...thelevel of subsistence," — that "when unchecked," it may " increase in a geometrical ratio/' that " population, could it be supplied with food, would go on with unexhausted vigour;" and that " the inr crease of one period would furnish a greater increase to the next, and this without...
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The North American Review, Том 25

Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1827
...unchecked, goes on doubling itself every twentyfive years,' and farther in the same paragraph, that ' population, could it be supplied with food, would go on with unexhausted vigor,' he declares five or six pages later, that population does not proceed with unexhausted vigor,...
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