[Objective]The aim was to effectively reduce the harm of Paleosepharia quercicola and to ensure the healthy and orderly production of tussah.[Method]P.quercicola was put in bags in different plots.According to the normal service concentration,50 mL of Dimethoate,15 mL of Dichlorvos,20 mL of Dike+Dike No.1 combination,20 mL of Candiyisaoguang,were mixed with 15 L water respectively to turn into correspondingl solution.Water was used as control.The control effect experiment and lasting effect test of these agentia were conducted and the number of P.quercicola after 24 hours was investigated.[Result]The control effect test showed that the efficacy of Candiyisaoguang,Dichlorvos and Dike+Dike No.1 were more than 85%respectively,which were relatively good,and the control effect of Dike+Dike No.1 was 95%.The duration test showed that the duration of Dike+Dike No.1 was 3-5 d,and the control effect of other agentia reduced significantly after 3 days.[Conclusion]Dike+Dike No.1,Candiyisaoguang and Dichlorvos had good control effect on P.quercicola.Dike+Dike No.1 was recommended for the control of oak garden with tussah,and Candiyisaoguang was recommended for the control of oak garden without tussah.
关键词
药剂/栎凹翅萤叶甲/防效/持效期
Key words
Agentia/Paleosepharia quercicola/Control effect/Effect duration period
维普
万方数据