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  1. 1

    Ecological aspects of nitrogen metabolism in plants /

    Published 2011
    Book
  2. 2
  3. 3

    Soil microbiology and biochemistry / by Paul, Eldor A.

    Published 1996
    Book
  4. 4

    Microbiología del suelo : un enfoque exploratorio / by Coyne, Mark

    Published 2000
    Book