Additive and composite additive for treating salpingitis of laying hens and preparation method
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- 申亚生物科技股份有限公司
- Publication Date
- 2019-11-19
- Estimated Expiration
- Not applicable · inactive patent
Abstract
Description
technical field
[0001] The invention relates to the technical field related to poultry raising, in particular to an additive and a composite additive for treating laying hen salpingitis and a preparation method. Background technique
[0002] With the popularization of excellent supporting strains of laying hens and the development of the feed industry, the laying performance of commercial laying hens has been greatly improved, but at the same time, the quality of eggs is declining, and even the natural flavor of eggs is no longer exist. What's more serious is that along with antibiotics and chemical drugs residues in the eggs in the feed, such eggs are threatening the health of human beings.
[0003] On the other hand, if there is no introduction of relevant additives, in the middle and late stages of laying hens, egg production decline, poor eggshell quality, and abnormal eggshell color often occur due to reasons such as reproductive dysfunction and free radical damage in ...