Pregnant sow feed additive and preparation method thereof

Abstract

The invention relates to a pregnant sow feed additive and a preparation method thereof, and belongs to the field of a pig feed additive and a using method thereof. The pregnant sow feed additive comprises the following components in parts by weight: 6 to 15 parts of radix astragali, 4 to 12 parts of eucommia leaf, 5 to 10 parts of clove, 6 to 15 parts of rhizoma atractylodis, 8 to 12 parts of bighead atractylodes rhizome, 5 to 8 parts of chitosan, 6 to 10 parts of cinnamaldehyde, 8 to 12 parts of N-carbamylglutamic acid, and 20 to 40 parts of carrier. The pregnant sow feed additive can effectively improve the immunity and health state of sows, enhance the activity of ova, promote the combination of ova and sperm and the adhering of fertilized ova on the uterine wall, and increase the supply of oxygen and nutrients to the blood of placenta. Finally, the litter size and the newborn litter weight are increased, the individual uniformity is improved, the vitality of piglets and survival rate are improved; the pig farm PSY and farming benefits are increased; and the provided feed additive is safe, efficient, green, environmentally friendly and ecological.

Description

technical field [0001] The invention relates to a feed additive for pregnant sows and a preparation method thereof, belonging to a feed additive for pigs and a use method thereof. Background technique [0002] With the rapid development of large-scale and intensive pig farming, the scale of sow breeding is also increasing, and more and more attention has been paid to production performance and breeding benefits. Therefore, the breeding of pregnant sows has naturally become the majority Farmers are most concerned about issues. [0003] At present, the breeding of pregnant sows is faced with the influence of various adverse factors such as disease, environment and nutrition, which often lead to poor body condition, low estrus rate, small litter size, low birth weight and poor uniformity of pregnant sows. , Low survival rate of piglets, low utilization rate of sows and other adverse conditions seriously affect the breeding efficiency. The traditional solution is to add large ...

AI Technical Summary

Problems solved by technology

[0003] At present, the breeding of pregnant sows is faced with the influence of various adverse factors such as disease, environment and nutrition, which often lead to poor body condition, low estrus rate, small litter size, low birth weight and poor uniformity of pregnant sows. , low survival rate of piglets, low utilization rate of sows and other adv...