茶银尺蠖性信息素的初步鉴定

来源 :第八届全国化学生态学学术研讨会 | 被引量 : 0次 | 上传用户:ebayka
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  茶银尺蠖(Scopula subpunctaria Herrich-Schaeffer)是浙江、江苏、安徽、湖南、贵州及四川等地的茶园常发性害虫,对于无公害标准要求严格的茶叶产品来说,用昆虫性信息素防治茶银尺蠖是最佳的选择,但茶银尺蠖的性信息素鉴定研究尚无报导。我们通过GC-EAD确认雌蛾性腺体的正己烷浸提物中的雄蛾触角电生理活性成分气谱峰,用GC-MS对其进行分析,质谱库给出其为亚麻酸甲酯的信息。我们用人工合成的亚麻酸甲酯对雄蛾进行触角电生理活性及风洞行为分析,确认亚麻酸甲酯对雄蛾具有触角电生理活性和风洞趋向活性。
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