内蒙古赤峰市草地蝗虫治理策略

蝗虫对赤峰市草地造成较大危害，其发生有自然因素和人为因素。在掌握草地蝗虫发生和分布的情况下，应采取以下治理策略(1)加强草地管理，合理利用草地资源；(2)加强对主要蝗虫种群的监控；(3)保护和利用天敌资源；(4)进行综合防治，具体包括草地改良、物理方法、生物防治和化学防治。

Control Strategy on Locusts in Chifeng Grassland.

Plague of locusts often occured in Chifeng grassland. The natural conditions and uncontrolled grassland use were the main causes for the emergence and development of locusts. Under the condition of mastering the occuring law and distribution range of locusts the following control strategies should be carried out: (1) Focus on grassland management, utilize the grassland properly, (2) monitor and control the population of main locusts, (3) protect and use locust's natural enemy, and (4) integrated control. The concrete control methods were as follows: grassland improvenrent, physical method, biological control and chemical control.