Mancozeb is mainly used for the prevention and treatment of vegetable downy mildew, anthrax, brown spot and so on. At present is the control tomato early blight and the potato late blight ideal medicine, the prevention effect is respectively 80% and 90% about, generally makes the leaf surface spraying, gushes once every 10-15 days.
(1) control tomato, eggplant, potato blight, anthrax, leaf spot, with 80% WP 400-600 times liquid. Spray at the beginning of the disease, 3-5 times continuously.
(2) to prevent vegetable seedling stage blight, cataplexy disease, with 80% wettable powder, 0. 1-0. 5% of the seed.
(3) for the prevention and treatment of melon downy mildew, anthrax and brown spot, spray with 400-500 times liquid spray for 3-5 times.
(4) for the prevention and treatment of downy mildew of Chinese cabbage, cabbage and celery spot, spray with 500 to 600 times liquid spray continuously for 3-5 times.
(5) for the prevention and treatment of anthrax and erythema of kidney bean, use 400-700 times liquid spray for 2-3 times.