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期 刊 ：植物保护学报 1999年

关键词：低温；嫩叶；含水量；柑桔；潜叶蛾；耐寒力；敏感性；

Keywords:low temperature, water content in tender leaf, citrus leaf-miner,

摘 要 ：在实验室条件下系统地测定了柑桔潜叶蛾的耐寒力和幼虫对嫩叶含水量的敏感性。结果表明，１－２龄幼虫对低温最敏感，其次是卵，蛹耐寒力最强，其次是３－４龄幼虫，当温度≤１５℃时，１－２龄幼虫的死亡率随着温度的降低和低温持续时间延长而增加；当温度≤１０℃时，温度越低，持续时间越长，３－４龄幼虫和蛹的死亡率越高，卵的孵化率越低。

Abstract:Under laboratory conditions, the coldhardiness and sensitivity to water content in tender citrus leaves of citrus leaf-miner Phyllocnistis citrelLa Stainton were systematically investigated. The results showed that the coldhardiness order of different sta

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