 | 1889 - 434 páginas
...destroyed, the earth would soon be covered by the progeny of a single pair. Even slow-breeding man doubles in twentyfive years, and at this rate in a few thousand...would literally not be standing room for his progeny." Again he says : "Lighten any check, mitigate the destruction ever so little, and the number of the... | |
 | John Holmes Agnew, Walter Hilliard Bidwell, Henry T. Steele - 1860 - 612 páginas
...being naturally increases at во high a rate that, if not deutroyed. thc earth would soon be covered by the progeny of a single pair. Even slow-breeding...a few thousand years, there would literally not be stain!. ugroorn for his progeny. Linnaius has calculated lhal if an annual plant produced only two... | |
 | 1860 - 966 páginas
...matters of opinion, and admit of contest ; but what can we think "f the following statement at p. 64 ? "Even slow-breeding man has doubled in twenty-five...a few thousand years, there would literally not be standing-room for bis progeny." True, were the fact so ; but what does it mean ? If it be intended... | |
 | 1860 - 982 páginas
...being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair. Even slow-breeding man has doubled in twenty-rive years, and at this rate, in a few thousand years, there would literally not be standing... | |
 | 1861 - 824 páginas
...being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair. Even slow-breeding...rate, in a few thousand years, there would literally uoe be standing room for his progeny. Linn&us has calculated that if an annual plant produced only... | |
 | Illinois State Agricultural Society - 1861 - 736 páginas
...progeny of a single pair. Even slowbreeding man lias doubled in twenty-five years ; and ut this rate, iu a few thousand years there would literally not be standing room for his progeny. * * * In looking at Xature, it i-< most necessary to keep the foregoing considerations always in mind... | |
 | Illinois Natural History Society - 1861 - 224 páginas
...being naturally increases at so high a rate, that, if not destroyed, the earth would soon be covered by the progeny of a single pair. Even slowbreeding man has doubled in twenty-five yea s; and at this rate, in a ft w thousand years, there would literally not be standing room for his... | |
 | Charles Darwin - 1861 - 470 páginas
...being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair. Even slow-breeding man has doubled in twenty-live years, and at this rate, in a few thousand years, there would literally not be standing... | |
 | 1861 - 520 páginas
...the progeny of a " single pair. Even races of slow-breed" ing men have been doubled hi twenty" five years ; and at this rate, in a few " thousand years, there would be literally "not standing-room for his progeny. " Linnarus has calculated that, if an an" nual plant... | |
 | 1861 - 788 páginas
...the progeny of a " single' pair. Even races of slow-breed" ing men have been doubled in twenty" five years ; and at this rate, in a few " thousand years, there would be literally "not standing-room for his progeny. " Linnaeus has calculated that, if an an" nual plant... | |
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There is no exception to the rule that every organic being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair. Even slow-breeding man has doubled in twenty-five years, and at this... 
