马尾松毛虫越冬代滞育与非滞育幼虫过冷却点的研究
The super-cooling point of diapause and nondiapause larvae of the masson pine caterpillar, Dendrolimus punctatus.
韩瑞东;苏建伟;刘向辉;刘兴平;何忠;戈峰
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DOI:
作者单位:中国科学院动物研究所,农业虫鼠害综合治理研究国家重点实验室,北京100080
中文关键词:马尾松毛虫;过冷却点;抗寒能力;滞育;越冬幼虫
英文关键词:Dendrolimus punctatus Walker; super cooling poin t; coldtolerant capacity; diapause; overwintering larvae
中文摘要:测定了在恒温和自然温度处理下饲养的马尾松毛虫滞育与非滞育幼虫的过冷却点。结果表明 ,2 7℃恒温饲养的滞育幼虫的平均过冷却点较非滞育幼虫的平均过冷却点低 ,但无显著差异 ;而自然温度下饲养的滞育幼虫的过冷却点较非滞育的过冷却点也低 ,然而 ,滞育开始时差异不显著 ,之后
英文摘要:The supercooling points of diapause and nondiapause larvae of the mas son pine caterpillar Dendrolimus punctatus (Walker) at different diapause st ages and different temperatures were studied. Results show that the mean supercooling point of