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    Agricultural ethics issues for the 21st century proceedings of a symposium sponsored by the Soil Science Society of America, American Society of Agronomy, and the Crop Science Soci...

    منشور في 1994
    كتاب

    Agricultural ethics issues for the 21st century proceedings of a symposium sponsored by the Soil Science Society of America, American Society of Agronomy, and the Crop Science Society of America in Minneapolis, MN, Oct. 31-Nov.5, 1992

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