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采用密闭熏蒸方法 ,测定了 15种植物精油对杂拟谷盗害虫的熏杀活动性 ;结果表明 :不同种的植物精油杀虫效果不同 ,即使同一种植物由于取油部位不同 ,杀虫效果各异。供试精油芸香草油、冷磨柠檬油、峨眉香橙油、冷榨红桔油的杀虫效果最好。芸香科植物精油是极有开发利用前景的无公害绿色杀虫剂
The results showed that insecticidal effects of different kinds of plant essential oil were different, even though the same kind of plant had different insecticidal effect due to different oil extraction sites different. For the test essential oil, vanilla oil, cold-milled lemon oil, Emei orange oil, cold-pressed citrus oil the best insecticidal effect. Rutaceae plant essential oils are very pollution-free development and utilization of green pesticides