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... > substances (en) > Air > surface water (en) > inland waters (en) > rivers (en) > oligotrophic streams (en)
... > features (en) > physiographic features (en) > surface water (en) > inland waters (en) > rivers (en) > oligotrophic streams (en)

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oligotrophic streams (en)  

定义

  • Information Pertaining to streams or rivers which are poor in nutritive materials and which do not produce abundant organisms in relation to their volume. They contain abundant oxygen in their lower regions.

    创建的: 3/16/26

     (en)

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http://aims.fao.org/aos/agrovoc/c_6c374c1c

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RDF/XML TURTLE JSON-LD 创建的 2026/3/16, 最后修改 2026/4/8