| 海南三亚豇豆枯萎病病原菌鉴定及室内药剂筛选 |
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| 引用本文： | 李秋洁,符启位,王 爽,黄国宋,刘 勇,叶其宏,吴乾兴,孔祥义.海南三亚豇豆枯萎病病原菌鉴定及室内药剂筛选[J].热带农业科学,2017,37(6):38-42. |
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| 作者姓名： | 李秋洁 符启位 王 爽 黄国宋 刘 勇 叶其宏 吴乾兴 孔祥义 |
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| 作者单位： | 三亚市南繁科学技术研究院 海南三亚 572000 |
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| 基金项目： | 海南省自然科学基金项目(314169)，三亚市专项科研试制项目(2015KS10) |
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| 摘 要： | 通过形态学观察、致病性测定和ITS序列分析对海南三亚地区采集的豇豆枯萎病病原菌进行鉴定,将豇豆枯萎病病原鉴定为尖孢镰刀菌(Fusarium oxysporum)。进行10种常用药剂对病原菌的毒力测定试验,结果表明:乙蒜素、甲基硫菌灵、代森锰锌3种药剂对豇豆枯萎病具有较好抑制作用,其EC_(50)值分别为47.42、33.58、74.26μg/mL;EC_(90)值分别为196.69、325.26和581.06μg/mL;a值分别为2.074 4、1.299 6和1.434 4,表明豇豆枯萎病病原菌对该3种药剂较为敏感。
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| 关 键 词： | 豇豆 枯萎病 病原鉴定 药剂筛选 |
Pathogenic Identification and Indoor Screening of Cowpea Fusarium Wilt in Sanya, Hainan Province |
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| LI Qiujie,FU Qiwei,WANG Shuang,HUANG Guosong,LIU Yong,YE Qihong,WU Qianxing,KING Xiangyi.Pathogenic Identification and Indoor Screening of Cowpea Fusarium Wilt in Sanya, Hainan Province[J].Chinese Journal of Tropical Agriculture,2017,37(6):38-42. |
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| Authors: | LI Qiujie FU Qiwei WANG Shuang HUANG Guosong LIU Yong YE Qihong WU Qianxing KING Xiangyi |
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| Institution: | Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000;Sanya Science and Technology Academy for Crop Winter Multiplication, Sanya, Hainan 572000 |
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| Abstract: | |
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| Keywords: | cowpea Fusarium wilt pathogenic identification screening of fungicides |
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