BI - New generation insecticide with highly effective, long-lasting action. Can be used on beef and dairy cattle, horses, swine, sheep and poultry and around premises for control against a wide variety of flies, lice, ticks, mites, fleas, mosquitoes and other farm insects. Sprayer settings can be varied according to concentration of spray mix desired (1-100 sprayer setting is popular). For optimal benefits, check label directions for other recommended concentrations. Cattle: 1 qt. per 25 gal. water. Swine and sheep: 1 qt. per 100 gal. water. No withdrawal - cattle. 5 day withdrawal - swine.