Autumn is the season when the ewes focus on estrus, and the ewes of the appropriate age must ensure that they are fully exposed and safe. (1) Raise the ewes to ensure that normal estrus should be fed with more green feed or silage, so as to enhance the ewes' constitution and maintain the sensation above mid-range. For non-estrus ewes, each injection of pregnant horse serum 8 ~ 10 ml, injection 1 ~ 3 times; can also be injected chorionic gonadotropin, each 500 ~ 2000 units, injection 1 ~ 3 times can be heat. (B) raise a good breed of ram, to ensure that the quality of semen properly increase the feed and vitamin feed, and increase the amount of drinking water to increase the amount of ram ejaculation. For male rams whose sexual desire is not strong, 9 grams of ground dragons and 9 grams of Epimedium can be used as powders. For rams with few sperm or “clean water tanksâ€, animal protein feeds should be appropriately increased and high-quality legumes should be fed. (3) For pregnant ewes, they must be protected from flow of miscarriage and must not be fed with mildewed feed and grass with frost and snow; they should not drink water with hail; they should not cross the sulcus during grazing and do not fight cold whips to prevent crowding. Causes mechanical abortion. In addition, do not use large amounts of purgatives, diuretics, uterotonics or other potent drugs to prevent medical abortion in sick pregnant ewes. China Agricultural Network Editor
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