合欢为庭园绿化主要树种之一,因受双条合欢天牛的危害,往往使整株树致死,对庭园绿化影响很大,而双条合欢天牛的发生规律及防治经验在国内材料甚少,为了防治的需要,于1980年在我院校园对该虫生物学特性及其天敌进行了初步观察,并作了防治试验。 Acacia is one of the main tree species in the garden. Due to the damage of the Acacia, the whole tree is often lethal, which has a great impact on the afforestation of the garden. However, the occurrence and control of Acacia , In order to prevent and control the need, in 1980 in our college campus on the biological characteristics of the insect and its natural enemies were initially observed, and made prevention and treatment tests.