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两种灌木根结线虫病在广西发生的调查
Investigation of two shrub root-knot nematode diseases in Guangxi
【摘要】 首次报道红背桂Euphorbia cochinchensis Lour和黄栀子Gardenia jasminoides Ellis根结线虫病在广西发生与危害。经鉴定,病原为南方根结线虫Meloidogyne incognita,2种病害的平均发病株率分别为72.2%和62.2%,平均病情指数为41.3和33.1,在受害区发病普遍且严重,造成了重大经济损失。苗木带病是发病的主要原因。
【Abstract】 Nematode diseases on Euphorbia cochinchensis and Gardenia jasminoides in Guangxi were first reported.Pathogens were identified as Meloidogyne incognita.Average incidence of two diseases was 72.2% and 62.2%,respectively;average disease indexes were 41.3 and 33.1,respectively.The diseases were popular and caused serious losses in cultivated areas.The infested seedlings were mainly induced factor.
【关键词】 红背桂；
黄栀子；
根结线虫；
发生与危害；
【Key words】 Euphorbia cochinchensis； Gardenia jasminoides； root knot nematode； occurrence and infection；
【Key words】 Euphorbia cochinchensis； Gardenia jasminoides； root knot nematode； occurrence and infection；
【基金】 广西大学创新资金项目
- 【文献出处】 中国森林病虫 ,Forest Pest and Disease , 编辑部邮箱 ,2008年03期
- 【分类号】S763.11
- 【被引频次】3
- 【下载频次】78