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  • Nature Publishing Group  (2)
  • 1
    Electronic Resource
    Electronic Resource
    Earthworm Population Studies : a Comparison of Sampling Methods (1960)
    [s.l.] : Nature Publishing Group
    Nature 187 (1960), S. 257-257 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] While investigating the role of earthworms when marginal land is reclaimed, their abundance had to be estimated in experimental plots on a hill farm in Lancashire where the soil is relatively shallow, has a poor, unstable structure, and is covered by a surface mat of vegetation. This mat and the ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/187257a0
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Estimating Earthworm Populations by Using Formalin (1959)
    [s.l.] : Nature Publishing Group
    Nature 184 (1959), S. 1661-1662 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] In an arable orchard undisturbed during the winter, I found that, when dilute formalin was used to expel the worms, a population estimate was obtained which corresponded very closely with that made by counting the number of burrows into which leaves had been drawn. For comparison, population ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/1841661a0
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    Paper (German National Licenses)
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