Research On The Prevention And Control Of Nine Fungicides On Tomato Early Blight

Tomato Early Blight is a disease with a greater impact on tomatoproduction.Tomato early blight through chemical control is a direct, economical and effectiveway.In order to better guide the region’s tomato production work, more economical andeffective to improve the quality and yield of tomatoes, find a line with local tomato earlyblight chemical control program is necessary.The test commonly chosen local nine kinds ofchemical control of tomato early blight, sub-district in the field efficacy trials conducted toobtain the following results:In participating in the trial of nine kinds of agents, the37%Difenoconazole azolemicroemulsion (1:1200),40%Iprodione WP (1:1000),50%zinc and shoved Dyson WP (1:400) and50%procymidone WP (1:1000), four kinds of chemical control works best.Specific application methods are to start spraying in the early stages, spraying once every10days, after three times, the control effect of up to91.5%, which is tomato early blight goodchemical control program.