Study on the prevention and control of orchid anthracnose

During the peak period of the disease, 75% chlorothalonil 500 times solution can be sprayed once every 3 days, 3 to 4 times continuously, or 50% carbendazim wettable powder 500 times liquid for prevention and treatment. During the peak period of the disease, 75% chlorothalonil 500 times solution can be sprayed once every 3 days, 3 to 4 times continuously, or 50% carbendazim wettable powder 500 times liquid for prevention and treatment.