| 返魂草黑斑病发病规律及防治药剂筛选初报 |
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| 引用本文： | 孙华,张卫东,冯玉斌,李立才,王秀.返魂草黑斑病发病规律及防治药剂筛选初报[J].通化师范学院学报,2007,28(2):50-52. |
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| 作者姓名： | 孙华 张卫东 冯玉斌 李立才 王秀 |
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| 作者单位： | 通化市园艺研究所,吉林,通化,134001 |
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| 摘 要： | 致病菌为半知菌亚门、丛梗孢目、暗梗孢科、链格孢属真菌.病菌首先从植株底部老熟叶片开始侵染发病.一般发病株率为60~100%.病情指数40、60以上.室内和田间药剂筛选试验表明,用世高、加瑞农等药剂适时防治,同时加强科学管理措施,可保障植株正常开花结实,最大限度减少经济损失.
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| 关 键 词： | 返魂草黑斑病 侵染 防治药剂 |
| 文章编号： | 1008-7974（2007）02-0050-03 |
| 修稿时间： | 2006-09-11 |
The Pathogenous Law of Black Spot of Senecio Cannabifolius Less and Preliminary Report on Screening of Agent for Prevention and Control |
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| SUN Hua et al.The Pathogenous Law of Black Spot of Senecio Cannabifolius Less and Preliminary Report on Screening of Agent for Prevention and Control[J].Journal of Tonghua Teachers College,2007,28(2):50-52. |
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| Authors: | SUN Hua |
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| Institution: | Tonghua Horticulture Institute, Tonghua ,JiLin 134001 |
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| Abstract: | The disease belongs to adelomycete subphyla,moniliales,alternaria fungi.The bottom blades of mature are infected by the fungi firstly.Generally,the incidence rate is 60-100%,the disease index is above 40 even 60.Agent screening tests in the laboratory and field show that controlling in time using agents such as Score,Kasumin bordeaux and so on,along with enhancing scientific management measures,which can ensure the plants normal blossoming and fruiting and cut down economic losses maximally. |
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| Keywords: | black spot of Senecio cannabifolius Less infection agent for prevention and control |
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