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【英文标准名称】:PracticeforAlgalGrowthPotentialTestingwithPseudokirchneriellasubcapitata
【原文标准名称】:用似蹄形藻属subcapitata进行藻类生长潜力试验的实施规程
【标准号】:ASTMD3978-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:(Practice)
【标准水平】:()
【中文主题词】:污染控制;藻类;水;工艺;试验
【英文主题词】:
【摘要】:Thesignificanceofmeasuringalgalgrowthpotentialinwatersamplesisthatdifferentiationcanbemadebetweenthenutrientsofasampledeterminedbychemicalanalysisandthenutrientsthatareactuallyavailableforalgalgrowth.Theadditionofnutrients(usuallynitrogenandphosphorussinglyorincombination)tothesamplecangiveanindicationofwhichnutrient(s)is(are)limitingforalgalgrowth(1,10,11,12,13,14).1.1ThispracticemeasuresbyPseudokirchnereillasubcapitatagrowthresponse,thebiologicalavailabilityofnutrients,ascontrastedwithchemicalanalysisofthecomponentsofthesample.Thispracticeisusefulforassessingtheimpactofnutrients,andchangesintheirloading,uponfreshwateralgalproductivity.Otherlaboratoryorindigenousalgaecanbeusedwiththispractice.However,Pseudokirchnereillasubcapitatamustbeculturedasareferencealgaalongwiththealternativealgalspecies.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,seeSection.
【中国标准分类号】:Z16
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】: