Special gelatinized anionic salt additive for dairy cows in peripartum period and preparation method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SHIHEZI UNIVERSITY
- Publication Date
- 2019-03-15
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the technical field of livestock additives, in particular to a special gelatinized anion salt additive for dairy cows in the peripartum period and a preparation method thereof. Background technique
[0002] The perinatal period of dairy cows refers to the period of 3 weeks before the cows give birth, including the end of dry milk and the delivery period. During this period, dairy cows undergo complex physiological changes in many aspects such as rumen function, ovarian function, endocrine and metabolism. With the continuous development of the fetus and the increase in the nutrient requirements of the mammary gland, after entering the perinatal period, the dry matter intake of dairy cows continues to decrease, and due to the needs of lactation, the levels of blood calcium, vitamins and trace elements in dairy cows decrease, resulting in dairy cows Negative energy balance, hypocalcemia, decreased immunity. Therefore, this stage...