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概念信息

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创建: 2019-09-04T12:02:37

marine snow  

上位概念

范围注释

  • Large, fragile, flocculent, rapidly sinking detrital organic aggregates, usually comprising a matrix of bacteria, protozoa and phytoplankton; site of photosynthesis and nutrient regeneration, and an important food source for some zooplankton species. Before 1995 search SUSPENDED PARTICULATE MATTER (en)

其他语言

URI

http://aims.fao.org/aos/agrovoc/c_aaf931fb

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