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    Methods of soil analysis /

    Published 1982
    Book
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    An Introduction to the scientific study of the soil / by Townsend, W. N.

    Published 1973
    Book
  6. 6

    Análisis químico de suelos / by Jackson, M. L.

    Published 1970
    Book
  7. 7

    Soil chemical analysis / by Jackson, M. L.

    Published 1962
    Book
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    Tratado de edafología y sus distintas aplicaciones / by Mela Mela, Pedro

    Published 1963
    Book
  9. 9

    La ciencia del suelo y su manejo / by Plaster, Edward J.

    Published 2005
    Book
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    Soil fertility and fertilizers : an introducction to nutrient management /

    Published 2005
    Book
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    El problema de la determinación del ph en algunos suelos de Tucumán. by Kusnezov, Elizabeth P.

    Article