北京市深土层动物群落结构及其环带多样性特征

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1、密级：公开分类号：Q958.1论文编号：2015022156贵州大学2018届硕士研究生学位论文北京市深土层动物群落结构及其环带多样性特征学科专业：植物保护研究方向：农业昆虫与害虫防治导师：张润志研究员研究生：莫畏中国﹒贵州﹒贵阳2018年4月Master’sDegreeDissertationFaunalcommunitiesindeepsoilandtheirdistributioncharacaterswithinringroadbeltsinBeijingSpeciality：PlantProtectionResearchField：Agricult

2、uralentomologyandpestcontrolSupervisor：Prof.RunzhiZhangPostgraduate：WeiMoGuiyang﹒Guizhou﹒ChinaApril,2018贵州大学2018届硕士毕业论文目录目录.................................................................................................................................I摘要...........................

3、.....................................................................................................1关键词.....................................................................................................................2Abstract...................................................

4、.......................................................................2Keywords...............................................................................................................3第一章文献综述...................................................................................

5、.......................41.1生物多样性.......................................................................................................41.2土壤动物及其生态功能...................................................................................41.3城市土壤生态系统......................................

6、.....................................................51.4土壤动物研究进展...........................................................................................61.5土壤动物研究存在的问题...............................................................................71.6目的意义........................

7、...................................................................................8第二章材料方法..........................................................................................................92.1研究区域与方法..........................................................................

8、.....................92.1.