披针叶黄华提取物对温室4种蔬菜害虫的杀虫效果

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关键词披针叶黄华碱；生物农药；蔬菜害虫；防治效果中图分类号S436.3文献标识码A文章编号 0517-6611（2025）14-0131-03doi：10.3969/j.issn.0517-6611.2025.14.026

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Study on the Insecticidal Effect of Thermopsis lanceolata Extract onFour Kindsof Vegetable Pests in Greenhouses LI Yong-jin，BAI Peng-xia，JIN Wei et al（Qinghai Agri-Animal Husbandry Vocational Colege， Xining，Qinghai 81210）

AbstractIndrtobtainpestiidesitosecticdaletsdlowo-potsoucelutiotectsofermosilta extracttocontrolommonpstsingreouse，suchbbgeaterpltospotedsideritephditeflereuduls showedthatthelethaltyateoftheextractontwo-spotedspideritephidandwhiteflywasgod，thecontrolfectoftheetactat 50g/L （20 was about 70% ，and the control effect on cabbage caterpillar was the worst，the maximum concentration of 100g/L extract was only about 50% ，andthelethaltime was more than9O minutes.Thisstudyprovidesatheoretical basis forthedevelopmentofbiopesticides. Key Words Thermopsis lanceolata extract; Biopesticide; Vegetable pests;Control effect

蔬菜在种植过程常受虫害困扰，害虫种类包括昆虫、螨类、软体动物等。（剩余4956字）