广西玉林市稻田索科线虫资源调查初报  

Investigation of Entomogenous Mermithid Nematodes at Paddyfields in Yulin City,Guangxi Autonomous Region

作　　者：谢文海[1] 王国秀[2] 曹文波[2] 徐芬[2] 

机构地区：[1]广西玉林师范学院化学与生物系,广西玉林537000 [2]华中师范大学生命科学学院

出　　处：《四川动物》2006年第4期804-808,共5页Sichuan Journal of Zoology

基　　金：国家自然科学基金(#30470246);教育部留学回国人员科研启动基金(#[2005]55)资助项目

摘　　要：采用随机抽样、分层挖坑剥土法及采用直线跳跃取样法、5点取样法,对玉林市稻田索科线虫的种类、数量、水平频次分布类型、属间多样性等进行了调查和分析。结果表明,玉林市稻田有索科线虫5属;多样性指数为0.612;水平频次分布均为聚集型;优势属和广布属为两索属线虫。The species, quantity and diversity of Mermithidae in the paddyfield of Yulin City and-the pattern of vertical and horizontal distribution were investigated and analysed. The result demonstrates that Merrnithidae exits widely in all the counties of Yulin, and there are five species of genera of Mermithidae, namely Amphimermis, Agamermis, Romanomermis, Octomyomermis and one to be termed. The diversity index is 0. 612, and the dominant genera and the cosmopolitan genera is Amphimermis.

关 键 词：稻田 索科线虫 资源 分布 

分 类 号：S476.15[农业科学—农业昆虫与害虫防治] Q958[农业科学—植物保护]