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水稻土
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水稻土
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水稻土
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水稻土
人工灌溉耕种条件下形成的具有水耕表层和水耕氧化还原层的土壤。在全国第二次土壤普查分类(1988)中,列为人为土土纲、水稻土亚纲、水稻土土类;在中国土壤系统分类(2001)中,列为人为土纲、水耕人为土亚纲;在日本土壤分类中,也有水稻土类型,并按水型或起源土壤续分;在美国土壤系统分类(1999)中,无水稻土名称,根据水分状况、利用方式在土壤低级分类单元中表达;在世界土壤资源参比基础(2014)中,采纳了中国的分类,也将其划分成水耕人为土。
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