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山地草甸土
释义
山地草甸土
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农学
山地草甸土
释
Mountain meadow soil
山地草甸土
发育在平缓山地上部喜湿性草甸植被及草甸灌丛草甸矮林下,具有暗腐殖质表层和氧化还原特征的土壤。在中国土壤分类系统(1978)中,列为高山土纲山地草甸土类;在中国第二次土壤普查分类系统(1988)中,列为半水成土纲、山地草甸土土类;在中国土壤系统分类(2001)中,相当于潮湿寒冻雏形土[注]、暗色潮湿雏形土[注]、滞水潜育土[注];在美国土壤系统分类(1999)中,大致相当于腐殖寒性始成土[注];在世界土壤资源参比基础(2104)中,大致相当于腐殖质雏形土[注]单元和永冻雏形土[注]单元。又称山地灌丛草甸土。
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genus of a differential ideal
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genus of a meromorphic function
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genus of cosmic density field
genus theorem
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