Feeding management of the ewes for about 1 month is a critical period to ensure the normal growth and development of the fetus. Due to the limitations of the ewes eating nutrients in the forage, even if the grazing and feeding of the ewes can reach fullness, they can not meet their nutritional needs, and the farmers should properly feed the broth according to the nutritional status of the ewes. material.
After 2 months of gestation, as the pregnancy increases, the fetus develops gradually. The feeding amount of supplemental concentrate should be gradually increased. 40% of soybeans, 30% of corn, 20% of barley, 10% of wheat, etc. Soak in warm water for 6~8 hours, grind into pulp, add 10~15% bean cake, 5~8% bran, 1% salt, etc., and feed the pregnant sheep 2~3 times a day. Each sheep is fed 50~100 grams of mixed concentrate, and the young ewes should also increase the amount of concentrate fed. After the ewe is 3 months pregnant, the total volume of the pregnant sheep fed the forage should be properly controlled. Feeding the sheep with the forage and adding the concentrate should be done with less feed to prevent excessive feeding. The fetus affects normal growth and development. It is forbidden to feed potatoes, distiller's grains and cottonseed cakes or rapeseed cakes that have not been detoxified, and are prohibited from being spoiled, over-cooled or overheated, too acidic or mixed with ergots and poisonous grasses (such as scented flowers, thornless mimosa) Feed, etc., so as not to cause abortion, dystocia and post-production diseases.
The ewes should be properly controlled for about one month before the birth, and feed the soft feed as much as possible, such as nitriding, micro-storing or salinizing straw, green and juicy feed, and adding bran to the concentrate. The amount of skin is fed to facilitate the benefit of the intestines. About 10 days before the delivery of the ewes, the amount of feed should be reduced according to the digestion and appetite of the ewes.
2 to 3 days before delivery, the ewe is good in constitution, breast expansion and accompanied by edema under the abdomen. It should reduce the feed amount of 1/3~1/2 from the original diet to prevent the ewes from overfeeding at the beginning of delivery. Or the milk is too thick to cause ewe mastitis, retort and lamb indigestion and squat; for the thinner ewes, if the breasts are dry one week before the birth, in addition to reducing the amount of coarse feed, it should be added to the meal, Protein-rich prolactin feed such as bean cake, soy milk or bean dregs, and green and juicy feed to prevent ewes from postpartum milk shortage. In addition, the feed and drinking water of pregnant ewes should be kept clean.
Shanghai J.Shine Co.,Ltd , https://www.jshinechem.com