学科分类
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4 个结果
  • 简介:Anewendophyticantagonisticfungus,ChaetomiumspiraleND35fromPopulustomentosa,wasreported.Thebio-controltrialsofC.spiraleND35againsttheValsaCankerofapplewerepreliminarilyinvestigated.TheresultsofdualcultureonPDAplateshowedthatC.spiraleND35wascapableofstrongantagonismagainstValsaceratosperma,andforinhibitingthemycelialgrowthofV.ceratosperma,.thecrudeextractofliquidcultureofcornsteeppowderbrothwasmoreeffectivethanthatoneofmaltextractbroth(MEB).Theresultsofbio-controlingreenhouseandfieldindicatedthatthediseaseincidenceofappletreetreatedwithC.spiraleND35waslowersignificantlythanthattreatedbyothermethods.There-isolationexperimentsuggestedthatC.spiraleND35couldcolonizeinstemsandbranchesofappletreessuccessfully,andtheND35colonizationrateofthetreatmentwithsolidwheatbranculturewashigherthanthatofcornsteeppowderbroth,butthefieldexperimentresultthecontroleffectofliquidcultureofC.spiraleND35wasbetterthanthatofsolidculture.

  • 标签: 苹果 腐烂病 螺旋毛壳菌 生物防治 拮抗作用
  • 简介:2017年7月5日,北京市园林绿化局规划发展处、北京园林学会组织北京市35家园林规划设计单位负责人一行40余人赴北京城市副中心进行园林绿化规划设计现场考察、交流、研讨活动。市局规划发展处刘明星处长、北京园林学会徐佳秘书长、通州区园林绿化局刘春喜局长出席本次活动。

  • 标签: 园林规划 城市副中心 设计单位 学会组织 北京市 交流