1. The dietary nutrient should adequately increase the dietary nutrient content in addition to adequate feeding of grass, silage, and appropriate amount of hay. On the basis of the normal amount of lactation, for every 3 kg of milk produced, 1-1.5 kg of mixed concentrate should be fed to ensure the nutritional needs of the cow. When there is not enough green feed, 3-5 kg ​​of chopped carrots, potatoes or fresh Chinese cabbage must be fed every day. 2, the proportion of feed should be reasonable In order to meet the nutritional needs of dairy cows, the proportion of concentrate in the diet structure should not exceed 60%, dietary crude fiber should not be less than 13%. Generally, the proportion of feed corn, soybean cake and wheat bran is 4:4:2. The ratio of soybean cake should be increased for the cows with good moisture content (because the bean cake is a fat feed, it can be milked); for the thinner cows, the ratio of corn and wheat bran is increased, so that The increase in 膘 (turning lyrics can produce more milk). 3. Supply enough warm water in early spring If you give cows cold water, cows will consume a lot of body heat and reduce milk production; Should pay attention to the supply of sufficient amount of warm water of about 16 °C, generally with the current water extracted from the well, half a thermos bottle of water for the cattle to drink freely. 4, to maintain the right temperature Cow milk critical temperature at 20 °C, in addition to warm shed cattle, the early spring to reach this temperature is difficult, but the temperature should be maintained at about 10 °C minimum, in particular, to prevent the invasion of cold spring cows . 5. Insist on the sun in sunny weather. At least let the cows exercise for at least 2 hours every day to allow them to get more sun, so as to strengthen blood circulation, help digestion, and increase milk production. 6, seriously brushing the body of the cow saying: "Sharp, equal to feeding." Brushing the body of cattle can not only make the body health, reduce parasites harm, but also can promote blood circulation, can increase milk production. Every day, in the morning and afternoon, it is necessary to brush the cow's body fur once. 7, to keep the sheds and sanitary sheds dry and favorable insulation, must be more mats and bedding. Timely removal of feces, and often sprinkle some lime powder or ash in the house, this will not only reduce the humidity within the house, but also disinfection and disease prevention, help to increase milk production.
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