5种药剂对蚕豆病毒病的防治效果

Control effect of five antiviral agents on broad bean virus diseases

为了筛选防治蚕豆病毒病的有效药剂,选用0.06%甾烯醇ME、0.5%香菇多糖AS、30%毒氟磷WP、8%宁南霉素AS、20%吗胍·乙酸铜WP等5种药剂进行田间药效试验。结果表明:5种抗病毒药剂对蚕豆病毒病均有较好的防治效果,其中30%毒氟磷WP防效最佳,3次施药后,防治效果分别为67.87%、70.59%和75.39%,并能有效增加蚕豆产量和百粒重,在蚕豆生产中具有一定的推广价值。

Five antiviral agents,sterol 0.06%ME,lentinan 0.5%AS,dufulin 30%WP,ningnanmycin 8%AS and moroxydine·copper acetate 20%WP,were selected to carry out a field experiment for broad bean virus diseases control.The results showed that all the five antiviral agents had good control effect on broad bean virus diseases.Among them,dufulin 30%WP had the best control effect.After three times of application,the field control efficacies were 67.87%,70.59%and 75.39%,respectively.It could effectively increase the yield and 100-grain weight.