Butox 50 preparation effectiveness at hog mange

The paper gives the investigation results of various butox concentrations at hog mange. It was established that the minimum butox 50 concentrations at which the acaricidial activity is secured is 0,003%, it is 1,5 times less than in directions for use. The maximum concentration at which the toxicity of preparation is not observed is 0,01%. The obtained data allow the integral preparation usage on various stages and different forms of hog mange. In practice at the generalized disease form the preparation concentration can be increased to maximum ( 0,01%) and, on the contrary, it can be decreased to minimum (0,003%), at mild ear case.