检索结果-南通市图书馆

检索条件"主题词=Phytopythium helicoids"

共 1 条记录，以下是1-10 订阅

全选清除本页清除全部题录导出标记到"检索档案"

详细简洁

排序：

Identification and characterization of phytopythium helicoids causing stem rot of ’Shatangju’ mandarin seedlings in China

Identification and characterization of Phytopythium helicoid...

引用

中国植物病理学会第十二届青年学术研讨会

作者： Xiaoren Chen Beibei Liu Yuping Xing Baoping Cheng Yunhui Tong Jingyou Xu College of Horticulture and Plant Protection Yangzhou University Plant Protection Research Institute Guangdong Academy of Agricultural Sciences

Citrus mandarin（Citrus reticulata） cultivar ’Shatangju’ possesses great economic importance in southern China because of its delicious fruits and medicinal *** surveys conducted in 2012 and 2013,a stem rot disease were observed on grafted ’Shatangju’ seedlings in 21 nurseries located in three regions（Yangjiang City,Sihui City and Deqing County） of Guangdong Province,*** aim of this study was to characterize the symptoms of seedling stem rot;evaluate the incidence and loss;identify the causal agent and evaluate its pathogenicity and *** disease was present in all surveyed nurseries but incidence varied with location.A Pythium-like oomycete species was consistently obtained from symptomatic plants collected in the nurseries *** the basis of morphological and cultural characteristics and combined phylogenetic analysis of four molecular barcodes including the internal transcribed spacer region（ITS）,β-tubulin,mitochondrial CoxⅠ and CoxⅡgenes,20 isolates obtained were identified as belonging to the species phytopythium *** representative isolates were pathogenic to the scions but rootstocks of’Shatangju’ mandarin seedlings cultivated under nursery conditions and in a greenhouse and symptoms identical to that observed in the field were *** pathogen was reisolated consistently from the inoculated plants,confirming Koch’s *** stem rot and death caused by *** represents a serious threat to ’Shatangju’ mandarin nurseries productivity and longevity in southern China.

关键词： ’Shatangju’ mandarin stem rot phytopythium helicoids molecular barcode pathogenicity

来源： cnki会议评论

在线全文

cnki会议

学校读者我要写书评

暂无评论

全选清除本页清除全部题录导出标记到“检索档案”

共1页 << < 1 > >>

回到顶部

执行限定条件

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：