The moldy feed must be detoxified before it can be used to feed the livestock in order to ensure the safety of the livestock. Detoxification treatment methods are as follows: 1 washing method. The moldy feed powder (if it is a cake feed, should be crushed) in the tank, add fresh water (preferably boiled water), water to add more, soak the feed and stir with a wooden stick, change the water every time you stir Once, so even after washing 5-6 times, it can be used to feed livestock. 2 cooking method moldy feed powder in the pot, add boiling water for 30 minutes or cage steam for 1 hour, remove the water, and then for feed. 3 fermentation method. The moldy feed powder is moistened with an appropriate amount of clean water and mixed well to give a moisture content of 50% to 60% (squeezing into a mass and letting it loose). The mixture is allowed to naturally ferment for 24 hours, and then 2 kg of ash is added. After 2 hours of neutralization, the bag was placed in a bag and rinsed with water. The gray water of the plant was filtered off. The bran was doubling the amount of bran. After mixing, the mixture was fermented at room temperature of 25° C. for 7 hours. The detoxification effect of this method can reach more than 90%. 4 drug law. The moldy feed powder is soaked in a 0.1% potassium permanganate solution for 10 minutes and then rinsed twice with fresh water, or 1% ferrous sulphate powder is added to the moldy feed powder and the mixture is fully mixed at 95-100°C. Under the conditions of cooking for 30 minutes, you can detoxify.