贵州省会泽新松叶蜂风险分析及防治试验

Risk Analysis and Control Test on Neodiprion huizeensis in Guizhou Province

分别采用4种化学药剂和3种不同剂型药剂对会泽新松叶蜂进行防治试验,结果表明,使用4种化学药剂进行喷雾处理时防治效果差异显著,以高效氯氢菊酯1000倍液防治效果最好;采用3种剂型药剂防治时,均有显著防效但处理间差异不显著,其中以白僵菌药效持续期最长,是一种对会泽新松叶蜂防效最好的无公害药剂。会泽新松叶蜂在贵州境内的风险值R=1.66,属于中度危险的有害生物,需引起重视,加强对会泽新松叶蜂的风险管理。

A control test on Neodiprion huizeensis with 4 kinds of chemicals and 3 kinds drug agents was carried out and the results were as follows：The control effect of the 4chemicals were significant differences and 1000 times of high efficiency cypermethrin was the best.3 kinds drug agents all could control Neodiprion huizeensis effectively,but the effects did not have markedly difference,among them the Beauveria bassiana has the longest duration of efficacy,which was one of the best Non-Pollution Medicaments on Neodiprion huizeensis. Analysis found that Neodiprion huizeensis is an important pest of pine trees in Guizhou with the R value of 1.66,belong to medium danger pest,which need to pay attention to strengthen the risk management.