【英文标准名称】:StandardGuideforSamplingTerrestrialandWetlandsVegetation
【原文标准名称】:陆上和湿地植被取样的标准指南
【标准号】:ASTME1923-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:E47.02
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:mensuration;phytosociology;plantcommunitysampling;vegetation
【摘要】:Vegetationsamplingisusefulforinvestigatingplantsuccessionandcommunitycompositionforavarietyofpurposesincludinglanduseplanning,resourcesurveys,assessmentofvegetationresponsetotoxicmaterialsandotherenvironmentalstresses,andforecologicalresearch(11).1.1Thisguidecoversenvironmentalstudiessuchasriskassessments,planningprojects,orresearchtypicallyincludingcharacterizationofecologicalresources.Compliancewithfederalstatutes(forexample,NationalEnvironmentalPolicyAct1970,(NEPA);ComprehensiveEnvironmentalResponse,CompensationandLiabilityAct1981,(CERCLA:withitsRemedialInvestigation/Feasibility(RI/FS)andNaturalResourceDamageAssessment(NRDA)components);ResourceConservationRecoveryAct(RCRA),andFederalInsecticide,Fungicide,andRodenticideAct,(FIFRA))aswellasstateregulationsaddressingprojectssuchashazardouswastesiteassessmentsandenvironmentalimpactanalysisoftenrequirescharacterizationofvegetation.Thisguidepresentsaframeworkforselectionofterrestrialvegetationsamplingmethodsbasedonproject-specificobjectives.Method-specificpracticesareassociatedwiththisbasicguideasannexes.1.2Aswithanydatagatheringactivity,thevalueofinformationisaffectedbythestrategyandsamplingdesign.Determiningthenumberofsamplepoints,temporalandspatiallocationofsamplepoints,relationshipsamongsamplingpoints,andthecorrespondenceofothersamplingactivitiesareimportantconsiderations.Strengthsandlimitationsofvariousmethodsaredescribedingeneraltermsinthisguide.However,thekeyissueslinkedtodataqualityrelatetothespecificquestionbeingaddressedandtheadequacyofthefieldsamplingplan.1.3solely-SI-units;Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:
【页数】:19P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 抽油杆柱组合设计方法 |
| 中标分类： |
石油 >>
石油勘探、开发、集输设备 >>
石油钻采设备与仪器 |
| 替代情况： | 被SY/T 5873-2005代替 |
| 发布日期： | 1994-01-06 |
| 实施日期： | 1994-06-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2005-11-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 28页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 石油 石油勘探 开发 集输设备 石油钻采设备与仪器