性信息素的滴度随着雌虫日龄的增减而减少，最高值为当日羽化雌虫的腺体提取物。
The pheromone titer during the calling period decreased significantly with age, being highest in extracts from newly emerged females.
性信息素的滴度随着雌虫日龄的增减而减少，最高值为当日羽化雌虫的腺体提取物。
The pheromone titer during the calling period decreased significantly with age, being highest in extracts from newly emerged females.
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