【英文标准名称】:ClassificationforFishSampling
【原文标准名称】:鱼样的分类
【标准号】:ASTMD4211-1982(2004)
【标准状态】:现行
【国别】:
【发布日期】:1982
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E47.01
【标准类型】:(Classification)
【标准水平】:()
【中文主题词】:资源回收;分类系统;水质;抽样方法;鱼类;污染控制
【英文主题词】:
【摘要】:Thesignificanceofusingchemicalfishtoxicantsisthatmorecompletepopulationanalysesortotaleradication,orboth,canbeaccomplished.Targetspeciescanbeselectivelyeradicatedbyvaryingconcentrations.Thisprovidesaveryeffectivetoolinfisheriesinvestigationsandmanagementprograms.Waterconditions(thatis,pH,temperature,alkalinity,andsoforth)andmorphologycanbelimitingfactors.Rotenone8212;Rotenoneusedasafishtoxicantishighlyversatileandcanbeusedeffectivelytocollectfishsamples;toeradicatefish;andtoselectivelyremovecertainfishspecies.3.2.1Itseffectivenessisreducedincoldx003C;20x00B0;C,anddosagerequiredincreaseswithalkalinities.Itmayalsoeliminatefoodweborganisms.Fishmayberepulsedfromtreatedareas.Antimycin8212;Antimycinisversatileintheselectiveremovalofscalefishorevenmoreselectivelyagainstcertaincentrarchids(sunfish)andminnows.3.3.1ItseffectivenessisreducedinwaterwithpHabove8.5.1.1Thisclassificationcoversrotenoneandantimycinwhichareusedtocollectoreradicatefish;numerouschemicalshavebeenusedbutpresentlyonlyrotenoneandantimycinareEPAapprovedforthisuse.
【中国标准分类号】:B50
【国际标准分类号】:
【页数】:1P.;A4
【正文语种】: