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[期刊论文] 作者：D.C.WEINDORF,N.BAKR,B.HAGGARD,S.JOHNSON,J.DAIGLE,,
来源：Pedosphere 年份：2010
Placic horizons, defined as thin, wavy, hardened layers of iron and organic matter, are rare within the United States, occurring only in Washington, Alaska, and...
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