The selection of excellent yak should be based on crossbreeding of beef cows such as Hereford, Simmental, Charolais, Limousin, etc., or bulls of the above breeds with local fine cows. Weaned at 6 months of age, and healthy, disease-free, strong-strength cows are fast. Fatten cattle. Scientific ingredients, fattening segmentation 1. Adaptation period (30 days): Feeding yak to provide enough clean drinking water and high-quality green feed. According to the weight of cattle per kilogram of body weight abdomen levamisole 6 to 10 mg insecticide. After 3 days, 60 grams of gypsum, 50 grams of Anemarrhena, 54 grams of light bamboo, 100 grams of malt, 120 grams of Divine Comedy, 80 grams of Hawthorn, and 60 grams of licorice were taken, and the stomach was taken. One daily dose was used 3 times. day. 2, meat increase period (7 to 8 months): This period of beef cattle rapid growth, rapid weight gain, nutrition should be strengthened, the early diet composed of: corn flour 2 to 3 kg, 0.5 to 1 kg of oil cake, bran 0.1 ~ 1 kg, 10 ~ 20 kg of lees, silage (ammoniated) corn straw 15 ~ 20 kg, 40 ~ 50 grams of salt, trace elements containing selenium use instructions. Mix feed with compound feed and feed enough water. 3, fattening period (2 months): This period is mainly to promote full bovine body fat, deposited fat. Diet formula is: oil cake 2 ~ 2.5 kg, bran 2 ~ 3 kg, corn powder 3 ~ 4 kg, Silage (ammonified straw) 15 to 25 kg, 25 to 30 kg of lees, 70 to 80 grams of salt, 150 to 200 mg of rumen daily, mixed in mixed feed, daily weight gain can be increased by 15% to 20% . Carefully feeding and managing the fattening cows to feed 3 times a day, regular, quantitative feeding feed, feeding amount to eat every time it is appropriate to eat. Drink warm water at 15°C to 29°C and drink 3 to 4 times daily. Keep the cow body clean, brush the body twice a day to increase blood circulation, promote appetite, keep the cowshed as clean, dry and fresh air as possible. Increased night meal According to the trial, beef cattle were fed a night meal fattening method compared to ordinary daytime feeding methods. The daily weight gain was about 80%, and the fattening period was shortened by 1/3. The effect was significant.
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