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砖红壤
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砖红壤
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砖红壤
强酸性、高铁铝氧化物的暗红色土壤。通常在热带高温高湿、强度淋溶条件下由富铁铝化作用形成。砖红壤在中国土壤系统分类中(1998),列为湿热铁铝土亚纲、铁铝土土纲;在中国土壤系统分类(2001)中,归属在湿润铁铝土[注]、湿润富铁土[注]或湿润雏形土[注];在美国土壤系统分类(1999)中,大致相当于湿润氧化土[注]、湿润老成土[注]或湿润始成土[注];在世界土壤资源参比基础(2014)中,大致相当于铁铝土[注]、低活性强酸土[注]、雏形土[注]等。
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