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4 保幼激素在白蚁品级化中的作用〔53 ,12 3〕 白蚁社会各品级成员之间的比例由群体的大小和食源的丰欠而定。群体中常保存着一批低龄态 ,以便靠信息素的作用迅速调整品级成员之间的比例。白蚁的品级分化因进化程度不同而有很大差别。木白蚁科、原白蚁科和鼻白蚁科的品级较
Role of juvenile hormones in termite classification [53, 12 3] The proportion of termite community members varies according to the size of the population and the abundance of food. Groups are often kept in a state of low age, in order to quickly adjust the proportion of grade members by the role of pheromones. Termites grade differentiation due to the degree of evolution is very different. Wood termite families, the original termite and nasal termite families than grade