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一、引言波兰科罗拉多马铃薯甲虫(Colorado Potato Beetle,CPB)的管理措施主要是根据杀虫剂的使用而制定。马铃薯的大面积栽培对加强化学保护的不断需求,是由于CPB种群发生的量大且集中,超过了受害作物的经济阈值。近50年持续的药剂选择压力使CPB当地种群对部分杀虫剂的低敏感性已有
I. INTRODUCTION The management of the Colorado Potato Beetle (CPB) in Poland is based largely on the use of pesticides. The continuing need for enhanced chemical protection of large potatoes is due to the large and concentrated population of CPB that exceeds the economic threshold of the affected crop. Sustained drug selection pressure over the past 50 years has made CPB’s local population less susceptible to some insecticides