山東省紐帶亞科線蟲的分類研究.pdf

1、／73z；7分類號UDC：密級萊陽農(nóng)學(xué)院碩士學(xué)位論文山東省紐帶亞科線蟲的分類研究TheTaxonomicStudiesontheHoplolaiminaefromShandongProvince研究生姓名：袁輝導(dǎo)師姓名：趙洪海副教授專業(yè)：植物病理學(xué)研究方向：植物線蟲學(xué)2005年5月TheTaxonomicStudiesontheImportantGeneraandSpeciesofthetIoplolaiminaefromShandon

2、gProvinceAbstractTheimportantgeneraandspeciesoftheHoplolaiminaefromShandongprovincewerestudiednthispaperI220samplesfrom44citiesandcountiesofShandongprovincewereexamined18speciesofgenerainHoplolaiminaewereidentifled，inclu

3、ding8speciesofHelicotylenchusspeciesofPararotvlenchus，6speciesofRotylenchus，3speciesofScutellonemaOfthe18species，thereare3flewspeciesand2newrecordspeciesHelicotylenchusparavaricaudatusnsp(newspecies)collectedfromsoilarou

4、ndrootsofLepidiumapetaluminkaiyangcityofShandongprovinceThisnewspecieshadthecharacteristicsoflipregionhemispherical，lipannuls45：basalknobsspherical；spermathecalargeandroundedfilledwithsperms；tailrounded，thetailendflat，or

5、havetwofork；phasmidssituated0～4annulesanteriortoanusRotylenchusulmusisnsp(newspecies)collectedfromsoilaroundrootsofUhnustomentosainLaixicityofShandongprovinceThisnewspecieshadthecharacteristicsoflipregionflattendanterior

6、lipannuls4～5：basalknobsspherical；spermathecalargeandroundedempty；phasmidssituated610annulesanteriortoanusScutellonemaglycinesisnsp(newspecies)collectedfromsoilaroundrootsofGlycinemaxinLinqucityofShandongprovinceThisnewsp

7、eciesischaracterizedbyacombinationofcharacterswhichseparatesitfromalltheotherspeciesofthegenus：havingmalestheepitygmalargeandprojecting，shorttailwithabroadlyroundedterminusRotylenchuskentiVandenBerg1989(newrecorded)colle

8、ctedfromsoilaroundrootsof&irpusradiatusinMengyincountyofShandongprovinceRsatsilinicusSultan，1985(newrecorded)collectedfromsoilaroundrOOtSofAmorphafruticosainHaiyangcityofShandongprovinceAllspeciesweremeasured，describedan

9、dillustrated，diagnosticcharactersofsomespecies“aerephotographedunderlightmicroscopeScutellonernaglyeinesis、verephotographedunderSEMAkeyofthe18specieswaslisted，thedistributionoftheHoplolaiminaeinShandongprovincewasanalyze