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I.S. EN 16859:2017現(xiàn)行
Water Quality - Guidance Standard on Monitoring Freshwater Pearl Mussel (margaritifera Margaritifera) Populations and Their Environment
出版：National Standards Authority of Ireland
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基本信息
標(biāo)準(zhǔn)編號(hào)： I.S. EN 16859:2017
發(fā)布時(shí)間：2017/3/6 0:00:00
標(biāo)準(zhǔn)類別：Standard
出版單位：National Standards Authority of Ireland
標(biāo)準(zhǔn)頁(yè)數(shù)：52
標(biāo)準(zhǔn)簡(jiǎn)介
Defines guidance on methods for monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and the environmental characteristics important for maintaining populations in favourable condition.
