 In the northern states of America, where the means of subsistence have been more ample, the manners of the people more pure, and the checks to early marriages fewer than in any of the modern states of Europe, the population has been found to double itself,...  The Pamphleteer - 521 페이지 편집 - 1818전체보기 - 도서 정보
 | Julian L. Simon - 258 페이지
...species would evidently be much greater than any increase that has been hitherto known. In the United States of America, where the means of subsistence...more ample, the manners of the people more pure, and consequently the checks to early marriages fewer than in any of the modern states of Europe, the population... | |
 | J. P. Singh - 1998 - 368 페이지
...arithmetical ratio (Malthus, 1965). Regarding the growth of population he observed that in the United States of America, "where the means of subsistence...more ample, the manners of the people more pure, and consequently the checks to early marriages fewer, than in any of the modern states of Europe", the... | |
 | 2000 - 224 페이지
...known," he observes, "has the power of population been left to exert itself with perfect freedom." But " in the northern states of America, where the means...more pure, and the checks to early marriages fewer, thnn in any of the modern states of Europe, the population has been found to double itself, for above... | |
 | S. Chandrasekhar - 2002 - 238 페이지
...them." "Population," Malthus teaches, "when unchecked, goes on doubling itself every twenty-five years;" "in the northern States of America, where the means...early marriages fewer than in any of the modern States of Europe, the 156 population has been found to double itself, for above a century and a half successively,... | |
 | Charles Darwin - 2003 - 676 페이지
...the human species would be evidently much greater than any increase which has been hitherto known. In the northern states of America, where the means...marriages fewer, than in any of the modern states of Europe, the population has been found to double itself, for above a century and a half successively,... | |
 | Oliver J. Thatcher - 2004 - 476 페이지
...the human species would be evidently much greater than any increase which has been hitherto known. In the northern states of America, where the means...marriages fewer, than in any of the modern states of Europe, the population was found to double itself, for some successive periods every twenty-five... | |
 | M. R. Redclift - 2005 - 424 페이지
...species would evidently be much greater than any increase that has been hitherto known. In the United States of America, where the means of subsistence...more ample, the manners of the people more pure, and consequently the checks to early marriages fewer, than in any of the modern states of Europe, the population... | |
 | Thomas Robert Maltus - 2006 - 325 페이지
...the human species would be evidently much greater than any increase which has been hitherto known. In the northern states of America, where the means...early marriages fewer than in any of the modern states of Europe, the population has been found to double itself, for above a century and a half successively,... | |
 | Thomas Robert Malthus - 2013 - 325 페이지
...the human species would be evidently much greater than any increase which has been hitherto known, In the northern states of America, where the means...early marriages fewer than in any of the modern states of Europe, the population has been found to double itself, for above a century and a half successively,... | |
 | Michael Lewis - 2007 - 1476 페이지
...species would evidently be much greater than any increase that has been hitherto known. In the United s consequently the checks to early marriages fewer, than in any of the modern states of Europe, the population... | |
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