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... > substances (en) > > 地表水、表流水 > 内水面 > 河川 > clearwater rivers (en)

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  • A clearwater river is classified based on its chemistry, sediments and water colour. Clearwater rivers have a low conductivity, relatively low levels of dissolved solids, typically have a neutral to slightly acidic pH and are very clear with a greenish colour. Clearwater rivers often have fast-flowing sections. (en)

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http://aims.fao.org/aos/agrovoc/c_18f09e45

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RDF/XML TURTLE JSON-LD 创建于 2019/9/4, 最后修改 2024/2/15