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7Published 2012“...American Society of Agronomy Publication...”
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8Published 2012“...American Society of Agronomy Publication...”
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9Published 2012“...American Society of Agronomy Publication...”
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12by Myths and science of soils ...“...Soil Science Society of America and American Society of Agronomy...”
Published 1992
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15by BARTELS, J. M.“...Soil Science Society of America & American Siciety of Agronomy...”
Published 1996
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16by BARTELS, J. M.“...Soil Science Society of America & American Siciety of Agronomy...”
Published
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