论文部分内容阅读
笔者通过对灵至烟区烟青虫发生情况的初步调查及防治试验，基本明确了灵壁烟区烟青虫的为害盛发在6月上旬特点，防治方法虽多，但菊酯类药物较安全有效．
Through the investigation of the occurrence of tobacco budworm in Lingzhi tobacco area and the prevention and control test, the author basically clarified the characteristics of tobacco budworm in Lingbi tobacco area in early June. Although the prevention and treatment methods are more, the pyrethroids are safer and more effective .