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cambic horizon
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cambic horizon
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雏形层
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cambic horizon
雏形层
土壤风化程度较弱的初育化过程形成的无或基本上无物质淀积、未发生明显黏化,但有一定数量氧化铁形成,带棕色或红色色调且有结构发育的土层。
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