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  • 1980-1984
  • 1970-1974  (2)
  • 1970  (2)
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  • 1980-1984
  • 1970-1974  (2)
Year
  • 1
    Electronic Resource
    Electronic Resource
    Invalidation of Principle of Competitive Exclusion Defended (1970)
    [s.l.] : Nature Publishing Group
    Nature 227 (1970), S. 89-90 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] In the competition between species of Paramecium, P. aurelia lived predominantly in the upper layer of the liquid medium and fed mostly on bacteria, while P. bursaria lived preferentially in the bottom layer and fed on yeast. There was therefore only a slight mutual depression between the species. ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/227089b0
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Adaptation by natural selection in populations ofDrosophila pseudoobscura (1970)
    Springer
    Cellular and molecular life sciences 26 (1970), S. 208-208 
    Details
    ISSN: 1420-9071
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine
    Notes: Resumen Seis poblaciones deDrosophila pseudoobscura han evolucionado, debido a la selección natural, hacia una mayor adaptación al ambiente. Durante 20 o 25 generaciones el número de individuos nacidos por unidad de comida y el tamano de la poblacion han aumentado gradualmente entre un dos y un cuatro por ciento por generaciön.
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1007/BF01895587
    Library Location Call Number Volume/Issue/Year Availability
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    Paper (German National Licenses)
    Fulltext
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