Preparation method for preserving milk goat semen at normal temperature by using melatonin

The invention discloses a preparation method for preserving milk goat normal-temperature semen with melatonin. The preparation method comprises the following steps: S1, selecting raw materials; s2, preparing a basic diluent; s3, preparing a melatonin solution; and S4, preserving the goat semen based on the step 2 and the step 3. The invention provides a preparation method of a diluent for normal-temperature preservation of milk goat semen, wherein melatonin is used as an antioxidant active component in normal-temperature antibacterial preservation of the milk goat semen and is combined with other substances. After melatonin is added into a normal-temperature basic diluent for normal-temperature preservation, the motility rate, vitality and other indexes of the goat sperms are measured, and the melatonin serves as a unique antioxidant in the diluent and an active component for improving the preservation quality. 本发明公开了褪黑素作为奶山羊常温精液保存制备方法，包括以下步骤：S1、选取原材料；S2、配置基础稀释液；S3、配置褪黑素溶液；S4、基于步骤2与步骤3对山羊精液进行保存。本发明提供以褪黑素为奶山羊精