| 板栗粉锈病初步研究 |
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| 引用本文： | 叶玉珠,王林伟,王淑媛,赵沛忠. 板栗粉锈病初步研究[J]. 浙江农林大学学报, 2003, 20(3): 328-330 |
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| 作者姓名： | 叶玉珠 王林伟 王淑媛 赵沛忠 |
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| 作者单位： | 1.浙江省景宁县森林病虫防治检疫站, 浙江 景宁 323500;2.浙江省景宁县林业局, 浙江 景宁 323500 |
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| 摘 要： | 板栗粉锈病是景宁板栗的主要叶部病害, 发病率高达95 %, 感病指数达82.5 。板栗粉锈病危害板栗苗木、幼树和成年树, 感病栗树生长势显著下降, 栗实减产, 病叶提早落叶。病原为栗膨痂锈菌Pucciniastrum castaneae 。研究结果表明:在8 月份喷洒15 %粉锈宁可湿性粉剂500 倍液, 每周1 次, 连续2 次, 防治效果可达92.4 %。表3 参3
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| 关 键 词： | 森林保护学 板栗 粉锈病 发生规律 药剂防治 |
The preliminary research on Pucciniastrum castaneae of Castanea mollissima |
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| YE Yu-zhu,WANG Lin-wei,WANG Shu-yuan,ZHAO Pei-zhong. The preliminary research on Pucciniastrum castaneae of Castanea mollissima[J]. Journal of Zhejiang A&F University, 2003, 20(3): 328-330 |
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| Authors: | YE Yu-zhu WANG Lin-wei WANG Shu-yuan ZHAO Pei-zhong |
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| Affiliation: | 1..Forest Disease and Insect Pests Control and Quarantine Station of Jingning County , Jingning 323500 , Zhejiang , China;2.Forest Enterprise of Jingning County , Jingning 323500, Zhejiang , China |
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| Abstract: | Pucciniastrum castaneae is main leave disease of Castanea mollissima in Jingning , the incidence of the disease being 95 % and the index of disease being 82.5 .Pucciniastrum castaneae seriously affects the seedlings , young trees and grown-up trees .The disease-effected Castanea mollissima trees slow down growth and reduce output .The diseased leaves fall ahead of time .Pathogeny of the disease is Pucciniastrum castaneae .In August , applying 15 % 500-fold wettable powder of triadimefon , once a week for two times , the possibility of curing is 92.4 %.[ Ch , 3 tab .3 ref .] |
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