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  1. 1
    Los Suelos en relación con el crecimiento de los cultivos /

    Los Suelos en relación con el crecimiento de los cultivos / by Bear, Firman E.

    Published 1969
    Book
  2. 2
    Soils in relation to crop growth /

    Soils in relation to crop growth / by Bear, Firman E.

    Published 1965
    Book
  3. 3
    Suelos y fertilizantes /

    Suelos y fertilizantes / by Bear, Firman E.

    Published 1963
    Book
  4. 4
    Diagnostic techniques for soils and crops : their value and use in estimating the fertility status of soils and nutritional requirements of crops /

    Diagnostic techniques for soils and crops : their value and use in estimating the fertility status of soils and nutritional requirements of crops /

    Published 1948
    Book
  5. 5
    Chemistry of the soil /

    Chemistry of the soil / by Bear, Firman E.

    Published 1967
    Book
  6. 6
    Suelos en relación con el crecimiento de los cultivos /

    Suelos en relación con el crecimiento de los cultivos / by Bear, Firman E.

    Published 1969
    Book
  7. 7
    Suelos y fertilizantes /

    Suelos y fertilizantes / by Bear, Firman E.

    Published 1958
    Book

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