论文部分内容阅读
目前,果树生产中喷洒农药是防治害虫的主要手段,然而果园中发生的害虫和广泛存在的害虫天敌,在长期的进化过程中,逐步形成了相互依存、相互制约的生态平衡关系。在农药防治害虫过程中如不注重维护害虫与天敌之间的生态链平衡,则防治不仅不会收到良好的效果,反而会诱导害虫猖獗
At present, the spraying of pesticides in fruit trees is the main method of pest control. However, the pests in the orchards and the predators of pests widely exist in the process of long-term evolution and gradually form the ecological balance relationship of interdependence and mutual restraint. In the pest control process of pesticides without paying attention to maintain the ecological balance between pests and natural enemies, the control will not only not receive good results, but will induce pests rampant