最近重新评价了波尔多液的杀菌效力、残效期和成本,在各县的病虫害防治历上又重新安排使用。1.苹果在明治、大正时代,波尔多液对严重发生的花腐病、褐斑病、腐烂病极有效,对黑点病、轮斑病、炭疽病、煤污病、蝇粪病也有效,药效持久性好,对桃小食心虫的产卵 Recently, the bactericidal efficacy, residual efficiency and cost of Bordeaux mixture have been re-evaluated and rescheduled for the control of pests and diseases in all counties. 1. Apple in the Meiji era, Taisho era, Bordeaux mixture of the serious occurrence of flower rot, brown spot, rot disease very effective against black spot disease, leaf spot disease, anthracnose, coal pollution, fly feces disease also effective, Persistence of good efficacy, the peach moth worms lay eggs