养山羊的哺乳曲线的适应性和多样性
Zhicheng He1, Yongqiang Lv1, Xiaochen Qin1
1College of Animal Science and Technology, Northwest A&F University, Yangling 712100, China.
Journal of animal science
|September 3, 2025
概括
高斯模型有效地适应萨恩山羊的哺乳曲线,揭示了总牛奶产量和持续性是受到平价和开玩笑季节影响的关键因素. 这提供了关于乳山羊养殖和管理的见解.
科学领域:
- 动物科学
- 乳制品生产
- 统计模型
背景情况:
- 乳母山羊的哺乳曲线形状受到遗传和环境因素的影响.
- 这些复杂的曲线需要灵活的模型.
- 了解这些因素对于优化奶山产量至关重要.
研究的目的:
- 将高斯过程回归模型与参数伍德模型的有效性进行比较,以适应萨恩山羊的哺乳曲线.
- 研究环境因素对哺乳曲线形状的影响.
- 确定萨恩山羊的牛奶产量和持续性的关键因素.
主要方法:
- 应用主要成分分析 (PCA) 对萨恩山羊的哺乳期数据.
- 使用高斯过程回归模型和伍德的曲线拟合模型.
- 基于PCA分数的集群哺乳曲线以确定不同的模式.
主要成果:
- 据PCA发现,与总牛奶产量,持续性和产量波动相关的因素.
- 盖斯模型证明适用于每日牛奶产量记录.
- 环境因素,比如牛奶和牛奶季节对牛奶的产量和持续性产生了很大的影响.
结论:
- 高斯模型是分析桑恩山羊哺乳曲线的合适工具.
- 总牛奶产量和持久性是萨恩山羊哺乳期变化的主要来源.
- 环境因素,包括哺乳期和哺乳季节,在塑造哺乳期的表现方面发挥着重要作用.
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