檢索結果 - (("soil conservation") OR ("soil consultation"))*

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    Soil conservation /

    Soil conservation / 由 Hudson, Norman

    出版 1995
    主題: “...Soil conservation....”
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    Agroforestry for soil conservation /

    Agroforestry for soil conservation / 由 Young, Anthony

    出版 1989
    主題: “...Soil conservation....”
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    Soil and water conservation for productivity and environmental protection

    Soil and water conservation for productivity and environmental protection 由 Troeh, Frederick R.

    出版 1980
    主題: “...Soil conservation...”
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    Elementary soil and water engineering /

    Elementary soil and water engineering / 由 Schwab, Glenn O.

    出版 1985
    主題: “...Soil conservation....”
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