The disinfection of bee yards, mainly including beehives, nest spleen, bee and disinfection of the site, is an important measure to prevent and eliminate various infectious diseases, and is also an indispensable important link in the comprehensive prevention and treatment of bee diseases. There are many methods of disinfection, which can be divided into three categories.

l, mechanical mildew

The method includes cleaning, scraping, washing, and the like. It can only reduce the role of pathogens and cannot achieve the purpose of thorough disinfection.

2. Physical disinfection

Refers to the method of disinfecting by means of physical methods such as light and heat to kill pathogens. In the early spring, it is possible to use sunlight in the sun-insulated box and choose the sunny place in the sunny place to play the role of daylight disinfection. Physical disinfection also includes fire burning, boiling, steam and ultraviolet disinfection. Limited to the conditions of each bee, it can be adapted to local conditions and used flexibly.

3. Chemical disinfection

Chemical disinfection is a disinfection method that uses various drugs to kill various pathogens. At present, the drugs commonly used in beekeeping production mainly include:

3.l, formalin soaking method: to sell formalin 0.5 kg, add water 4.5 kg. Wash the disinfectant items before use, soak them in the prepared formalin solution for l2 hours, then take them out, wash them with water, and dry them for later use. Fumigation method: first soak the spleen to be disinfected with water for 3 to 4 hours, then shake the dead larvae and debris in the spleen with a honey-melting machine, and then put them into the empty box, each box is placed L0 sheets. 6 cases are stacked into l垛, the lower layer is made up of empty nest box, built-in l large glass bottle, and put formaldehyde l0ml. With a tubular plastic film, the head is fastened and the case is covered. After the preparation work is completed, add 5 g of potassium permanganate to the bottle, quickly cover it tightly, and the lower part of the plastic film is tightly sealed with soil. Seal for 2 days, then store in a ventilated place, add to the bee colony after no smell. This method can be used to disinfect beehives and spleen contaminated by cystic larvae and spore diseases.

xx 3.2，冰醋酸冰醋酸熏蒸对孢子虫，蜡螟的卵和幼虫均有较强的杀灭作用。使用时冰醋酸放在最上层框梁上，垫上几张包装纸，将冰醋酸滴加在。吸水纸上，每个箱体用冰醋酸20一30毫升，密闭24小时

3.3，高锰酸钾为 - 种强氧化剂，o.l％的浓度即有杀菌作用蜂场上常用o.l％的溶液浸泡被美幼病，欧幼病及囊状幼虫病所污染的蜂箱和巢脾，浸泡24小时后用清水洗净，晾干。

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