Feed additive for pregnant sows

Abstract

The invention provides a feed additive for pregnant sows and belongs to the technical field of pig farming. The feed additive is prepared from such components in parts by weight as 10-20 parts of bamboo shaving, 10-20 parts of ramie, 10-20 parts of grassleaf sweelflag rhizome, 10-20 parts of purple perilla, 10-20 parts of baical skullcap root, 10-50 parts of Chinese taxillus twig, 5-10 parts of fructus amomi, 10-20 parts of Chinese mugwort leaf, 5-15 parts of bighead atractylodes rhizome, 10-30 parts of Chinese dodder seed, 5-10 parts of eucommia bark and 10-20 parts of teasel root. The feed additive is a pure Chinese medicinal medicine and blended with the feed for the pregnant sows, and therefore, the immune system of the pregnant sows can be effectively repaired, the immunocompetence of the sows can be improved, the endocrine function of the sows can be reconciled, and such sub-health statuses as low fever and anorexia in the gestation period can be reduced; the feed additive is capable of clearing away heat and toxic materials, remitting heat stress, promoting intestinal tract movement, improving the vitality of the intestinal tract, and preventing constipation; the feed additive is also capable of promoting the nutrition supply in utero, reducing embryo death and the like; besides, no adverse influence is performed on the health of the sows and the piggy.

Description

technical field [0001] The invention belongs to the technical field of pig breeding, and in particular relates to a feed additive for pregnant sows with good anti-tocolysis effect, high nutritional value, safety and non-toxicity. Background technique [0002] Pregnant sows have various problems during pregnancy due to changes in hormones in the body, such as stillbirth, dystocia, or difficulty in taking milk for over-fat sows; weak piglets and poor mobility, resulting in poor survival rates. Low. Some farmers do not change the lactation feed in the late pregnancy, but directly feed the pregnancy feed, resulting in malnutrition in the sows and poor milk during lactation; or free feeding in the late pregnancy, resulting in too large piglets and a greater risk of dystocia; or After the sow gave birth to five or six piglets, the sow gave birth weakly, causing suffocation and death. Therefore, during the pregnancy of sows, eating reasonable feed has an essential effect on i...

AI Technical Summary

Problems solved by technology

[0002] Pregnant sows have various problems during pregnancy due to changes in hormones in the body, such as stillbirth, dystocia, or difficulty in taking milk for over-fat sows; weak piglets and poor mobility, resulting in poor survival rates. Low

Some farmers do not change the lactation feed in the late preg

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