Does foggy weather have an impact on garlic seedlings? What medicine is best for prevention?

Hello, the humidity in Tonghai area is relatively high in winter and most of them are garlic seedlings. The main diseases of garlic seedlings include blight, purple spot, rust, leaf blight, and white rot. For epidemic diseases, dimethomorph flumorph, metalaxyl metalaxyl, cyanazole, propenazine, propamocarb hydrochloride, cymoxanil, aluminum ethylphosphonate, copper metalaxate, Dasheng M45, essential, Dorin Just wait and add water according to the instructions. Purple spot disease and leaf blight can be controlled with metalaxyl manganese zinc, difenoconazole, prochloraz, etc. Rust can be controlled with triadimefon, propiconazole, tebuconazole, etc. White rot can be controlled with thiophanate-methyl, carbendazim, iprodione, etc. Thrips, leafminers, onion flies, aphids, and armyworms can be controlled with cypermethrin, deltamethrin, imidacloprid, acetamiprid, etc. Personal opinions are for reference only.