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Libros Libros 11 - 20 de 126 sobre This preservation of favourable individual differences and variations, and the destruction...
" This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest. "
The Book of Wheat: An Economic History and Practical Manual of the Wheat ... - Página 36
por Peter Tracy Dondlinger - 1908 - 369 páginas
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Darwin, His Work and Influence: A Lecture Delivered in the Hall of Christ's ...

Ernest Albert Parkyn - 1894 - 40 páginas
...words Darwin's definition of Natural Selection. It is as follows : " This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or Survival of the "Fittest." "It may metaphorically be said that...
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The Survival of the Unlike: A Collection of Evolution Essays Suggested by ...

Liberty Hyde Bailey - 1896 - 515 páginas
...others, would have the best chance of surviving and procreating their kind?" " This preservation of favorable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest." This, then, is Darwinism — that...
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Charles Darwin's Works: The origin of species by means of natural selection ...

Charles Darwin - 1896
...variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest. Variations neither useful nor injurious...
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The Origin of Species by Means of Natural Selection, Or, The ..., Volumen1

Charles Darwin - 1896
...variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest. Variations neither useful nor injurious...
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Journal of Morphology, Volumen12,Temas1-2

1897
...of Species,"new American edition from sixth English edition, 1886, p. 63) : " This preservation of favorable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest." If we take this definition, and eliminate...
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Yearbook of the United States Department of Agriculture

1899
...tlio natural capacity of all plants to vary furnishing the basis on which the breeder has to work. The prime factor of selection, or, as Darwin calls...and the destruction of those which are injurious," consists in the skillful selection and propagation of plants showing desirable variations. Selection...
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Report: Containing the Proceedings of the Annual Session ..., Volumen33

Iowa State Horticultural Society - 1899
...buds precise counterparts, only proves the fact of infinite variety in nature. "This pressrvation of favorable individual differences and variations and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest." This philosophy of Darwin is founded...
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Queensland Agricultural Journal, Volumen9

1901
...vary in some particular, or, as Darwin puts it, it is "the law of the preservation of I he favourable individual differences and variations, and the destruction of those which are injurious." These variations are mostly brought about by change of environment, such as a removal from a higher...
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Transactions of the Annual Meeting

Ohio State Medical Society - 1902
...not effect variations which would be neither useful nor injurious. It implies the "preservation of favorable individual differences and variations and the destruction of those which are injurious,"* such variations as may arise which are beneficial to the being under whatever conditions of life he...
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The Ethical Import of Darwinism

Jacob Gould Schurman - 1903 - 264 páginas
...useful to it under the actual conditions of existence. Or, in Darwin's own words, " This preservation of favorable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest." The process, therefore, does not...
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