Merchandise pig breeding essentials

One is to choose finishing pigs. Landrace or crossbreeds from Yorkshire or local porcine should be used as commercial pigs. According to experiments, when weaned piglets of the same weight are reared for about 4 months, the hybrid pig can weigh 105 to 110 kilograms, compared with 60 to 70 kilograms for local pigs. The second is to retreat in the darkroom. The pig house should be built in a secluded place. The house should create a dark environment. Lighting should only be provided when feeding, and the darkness will be restored after the feeding, so that the pig will lie still or sleep. The average area per pig was 1.2 square meters in summer and autumn, and 0.9 square meters in winter and spring. The third is to scientific ingredients. According to the growth characteristics of different stages of the pig body, mixed feeds of different formulations are used. The first stage (15-30 kg of pig weight): 20% corn, 15% bran, 40% rice bran, 15% sweet potato, 8% vegetable cake, 1% fishmeal, 1% salt. Add 10 grams of ferrous sulfate per gram of feed and 10 grams of zinc sulfate. The second stage (weight 31-50 kg for pigs): 15% corn, 10% bran, 50% rice bran, 15% dried sweet potato, 5% cabbage, 4% soybean cake, and 1% fish meal. Add 12 g of ferrous sulfate and 10 g of zinc sulfate per kilogram of feed. The third stage (51-100 kg pig weight): 25% corn, 10% bran, 40% rice bran, 15% dried sweet potato, 4% vegetable cake, 4% soybean cake, 1% fishmeal, 1% salt. Add 15 g of ferrous sulfate and 10 g of zinc sulfate per kilogram of feed. The fourth is to make up for fat. After the hog body weight reached 70 kilograms, insect repellent and stomach supplementation measures were adopted to fatten the manure for 20 days and weighed 100-110 kilograms. Specific practices: (1) hungry one day to repel and stomach. One gram of trichlorfon per 10 kg of body weight was dissolved in water, mixed with feed, and fed to pigs that had been hungry for one day; on the third day, each pig was fed 8-10 tablets of rhubarb soda, divided into two to three times. Feeding; on the 7th day, each pig added 1 kilogram of leek and 300 milliliters of white wine. He was fed 2-3 times. (2) Adding fattening agent. In the last 20 days of fattening, fattening agents are added daily. The formula is: 3 kg of salted fish, bone meal, bean cake and soybean, 1 kg of lard and sugar, 7.5 kg of corn, 25 grams of dried tangerine peel and malt and 10 grams of Divine Comedy. First fry soybeans, together with salted fish, corn crushed, mixed with other materials, divided into 20 copies, each pig feed 1 day, 4 meals added to the diet, even feeding 20 days can be slaughtered.

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