1. Downy mildew starts from the early stage of the disease, using 90% aluminum sulphate wettable powder 400-500 times solution, 75% chlorothalonil WP 600 times solution, 64% anti-virus hydrating powder 500 times The liquid is controlled, sprayed once every 7 to 10 days, and sprayed 2 to 3 times.
Second, rust from the beginning of the disease, the use of 15% triazolone wettable powder 2000 ~ 2500 times liquid, 20% of rust emulsified milk 700 ~ 800 times liquid for prevention and control, spray once every 10 days, even spray 2 ~3 times.
Third, from the early stage of the disease, use 75% chlorothalonil WP 500-600 times solution, 64% anti-virus WP WP 500 times for prevention and control, spray once every 7 to 10 days, even Spray 3 to 4 times.
4. Black spot disease starts from the early stage of the disease, using 75% chlorothalonil WP 600 times solution and 50% chlorhexidine WP 1500 times solution for spraying, spraying once every 7 to 10 days, even Spray 3 to 4 times.
5. From the early stage of the disease, the gray mold disease is rotated and sprayed with 50% of Suikeling, 50% of chlorhexidine, and 25% of Jiajianling WP 1000 times for prevention and treatment.
Sixth, small sclerotium disease from the early stage of the disease, the use of 50% thiophanate-methyl WP 400-500 times solution, or 50% of chlorhexidine WP 1000-1500 times for prevention and control, every 7 Spray once every 10 days, and spray 3 to 4 times.
Seven, soft rot from the beginning of the disease, the use of 70% can kill WP 1500 times solution, 72% of agricultural streptomycin WP 4000 times solution, Xin Phytomycin 4000 ~ 5000 times solution for prevention, Spray once every 7 to 10 days and spray 1 or 2 times.
Eight, yellow dwarf disease from the beginning of the disease, the use of 1.5% of the plant disease emulsifiable milk 1000 times solution, 20% of the virus A wettable powder 500 times liquid, 83 anti-agent 100 times liquid for prevention and control, spray every 10 days 1 Once, spray 1 or 2 times.
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