The timely disinfection of eggs is one of the important measures to increase the hatching rate of eggs and the quality of goslings.
Commonly used disinfection methods are: First, formalin fumigation method. Formalin fumigation method is currently the most widely used disinfection method, the effect is very good, and easy to operate. 28-42 ml of formalin, 14-21 g of potassium permanganate per cubic meter of space, fumigation for 20-30 minutes.
Second, spray method. Available concentration is 0.1% chlorine dioxide solution or 0.1% benzalkonium bromide solution, can also be used 0.02% quaternary ammonium salt solution, etc., into the sprayer, directly sprayed to the surface of the egg disinfection. When spraying, pay attention to the surface of each egg, dry it and then grading by weight.
Third, ultraviolet irradiation. Use a UV lamp to turn on the light for 1 to 2 minutes at a distance of 40 cm from the egg, turn it over and then shine it for 2 minutes. Make sure that all parts are illuminated. This method is suitable for disinfection of a small number of eggs before they are put into storage.
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