ASTM D4342-84(1998)被替代
Standard Practice for Collecting of Benthic Macroinvertebrates with Ponar Grab Sampler
出版：American Society for Testing and Materials
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基本信息
标准编号： ASTM D4342-84(1998)
发布时间：1998/10/10 0:00:00
标准类别：Standard
出版单位：American Society for Testing and Materials
标准页数：2
标准简介
CONTAINED IN VOL. 11.05, 2001 Gives methods for obtaining a quantitative or qualitative sample of macro invertebrates inhabiting coarse sand, clay, fine gravel, mud, marl, and similar substrates. Used in rivers, reservoirs, freshwater lakes, estuaries, oceans, and similar habitats.
替代本标准的新标准
