In the cold season, besides letting the pigs eat well, let the pigs play well and sleep well. Let the pig play ball made of red clay ball, each pig can supply 1 to 2 balls, the size of the ball can be based on the size of the pig, under normal circumstances can be made into an adult fist size. The red clay first penetrated into the mud with water, and then it fell into a hard mud block and was made into a ball shape. Finally, it was fired and hardened until the ball was allowed to cool and was put into a pigsty. One of the benefits of this method is that it can increase the amount of activity and feeding of pigs, promote digestion, and enhance cold resistance; second, it can reduce group pig fighting and biting; Third, the ball made of red clay contains more Iron, pigs often bite the ball with the mouth can play a role in supplementing pig iron. Let the pig sleep grass sand choose dry, soft, strong insulation performance of the mat, the number of mat grass can be based on the number of pigs and the size of the pighouse. Cut it short (about 5 cm) with a guillotine knife, and then mix it with sand (grain, sand ratio can be around 3:1) and spread it into the pig house. Its benefits: First, it is conducive to swine sand grass, adjust their own bunk; Second, grass and sand insulation effect is good, can keep the pig house clean and dry; Third, is conducive to the clean-up work of the housing. Practice has proved that letting the pigs play ball or sleep grass is extremely beneficial to the overwintering and growth of pigs, and the majority of farmers, herdsmen and pig farmers may wish to try. Sulfate Series,Feed Grade Magnesium Sulfate,High Purity Medicine Grade,Magnesium Sulfate Dried Powder LIANYUNGANGLONGTAIWEI FOOD INGREDIENTS CO.,LTD. , https://www.longtaiweifood.com