辣椒炭疽病发生及防治药剂筛选

Preliminary Investigation and Fungicide Selection of Hot Pepper Anthracnose Disease in Chongqing

随着辣椒产业的发展及种植规模的不断扩大,炭疽病的为害逐年加重。对重庆地区辣椒炭疽病的调查显示:重庆地区辣椒炭疽病发病较普遍,主要以病原C.gloeosporioides侵染类型为主。几种常见杀菌剂的田间药效试验结果表明:75%百菌清和20%烯肟·戊唑醇对炭疽病有很好的防治效果,建议在田间选择两种药剂交替施药进行防治。

With the increase of hot pepper grown area,hot pepper anthracnose disease has become more serious year by year. The field investigation in Chongqing shows that the incidence of anthracnose disease is widespread and mainly caused by C. gloeosporioides. Moreover, field efficacy trials indicate that the 75% Chlorothalonil and 20% SYP-1620·Tebuconazole SC among several common fungicides have the highest control efficiency, and both of them could be used altenatively in the field.