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石灰岩土
释义
石灰岩土
Encyclopedia
农学
石灰岩土
释
Limestone soils
石灰岩土
湿润热带、亚热带地区由碳酸盐岩(如纯质灰岩、硅质灰岩、泥灰岩、白云质灰岩、白云岩和石灰质白云岩等)经溶蚀风化堆积而形成的厚薄不等、钙饱和或含游离碳酸钙、岩性特征明显的土壤。属石质初育土亚纲。在中国土壤系统分类(2001)中,相当于黑色岩性均腐土、钙质湿润雏形土、钙质常湿雏形土、钙质湿润富铁土等;在美国土壤系统分类(2014)中,大致相当于黑色石灰软土[注]、湿润始成土[注];在联合国世界土壤资源参比基础(2014)中,大致相当于薄层土[注]、雏形土[注]。又称石灰土。
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complement-reducible graph
complement relation
complement set
complement subgraph
complement submodule
complement subset
complement subspace
complement system
complement theorem
completability
completable
completable topological group
completable topological space
complete
complete Abelian group
complete Abelian variety
complete absorption
complete accumulation point
complete active space perturbation theory of second order
complete active space perturbation theory of second order (CASPT2)
complete active space SCF method
complete active space self consistent field
complete active space self-consistent field
complete active space self consistent field (CASSCF)
complete active space self-consistent field (CASSCF)
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