First, brush swine law. Every morning and evening, brush fattening pigs (brushing with a bristled brush) every 10-15 minutes. According to the experiment, under the same conditions of other feeding and management, pigs swabbed by pigs can increase their weight gain by 15-20%. Second, red light irradiation method. When the pigs are irradiated with red light, the feed utilization rate can be increased by 1.52%, and the daily weight gain is increased by nearly 150 grams from the original, and the survival rate can be improved. Irradiation with red light for 12 hours, light intensity of 10-12 lux is appropriate. In each square meter of pig house, a 15 watt red light bulb is installed one meter away from the ground. Third, the method of feeding pine needles. Adding 1.5-5.5% pine needle powder to the pig's diet, the average weight gain per pig can be increased by about 30%, one pig can be raised from 10 kg to 100 kg, and the feeding cycle can be shortened by 50-60 days. Increase disease resistance. Fourth, add Chinese herbal medicine law. Take 10 grams of dried tangerine peel, 10 grams of white radish seeds, 20 grams of barley malt, 10 grams of Divine Comedy mixed with a small amount of feed, let the pig eat before the pigs are fed in the morning, once every 7 days, can make pigs increase appetite, sleep well, Every day pigs grow more than 1 kilogram of meat. China Agricultural Network Editor
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