回答防治甜瓜炭疽病常用藥劑有50%多菌靈或甲基托布津可濕性粉劑,50%炭疽福美可濕性粉劑,65%代森鋅可濕性粉劑1:500倍液,50%多菌靈可濕性粉劑800倍液加75%百菌清可濕性粉劑800倍液,2%抗霉菌素水劑200倍液,25%炭特靈可濕性粉劑500倍液。每隔7-10天防治1次,連續(xù)防治2-3次。
回答防治甜瓜炭疽病常用藥劑有50%多菌靈或甲基托布津可濕性粉劑,50%炭疽福美可濕性粉劑,65%代森鋅可濕性粉劑1:500倍液,50%多菌靈可濕性粉劑800倍液加75%百菌清可濕性粉劑800倍液,2%抗霉菌素水劑200倍液,25%炭特靈可濕性粉劑500倍液。每隔7-10天防治1次,連續(xù)防治2-3次。