开发一个回归方程模型来预测Holstein养殖牛的个体用水摄入量,使用网红色温室温度
Taizhong Liu1, Jae-Sung Lee1, Jong-Hwan Hyun1
1Department of Animal Science and Technology, Sanhuh College of Life Science, Konkuk University, Seoul, Republic of Korea.
Journal of animal science
|May 23, 2025
概括
这项研究开发了一种模型,使用来自无线玻尿酸传感器的网红色层温度来预测荷尔斯坦牛的个人饮水量. 这项技术有助于监测反动物的健康状况,并优化水分管理.
科学领域:
- 动物科学动物科学
- 兽医医学 兽医医学 兽医医学
- 农业工程 农业工程
背景情况:
- 精确监测个人饮用水量 (WI) 对乳牛的健康和生产力至关重要.
- 测量WI的传统方法可能是劳动密集型的,可能无法捕捉实时变化.
- 无线传感器技术为与水分相关的生理参数的非侵入性监测提供了一个潜在的解决方案.
研究的目的:
- 开发一个预测方程模型,用于荷尔斯坦养殖牛的个人摄入水量 (WI).
- 通过无线螺旋体传感器捕获的网红色空间温度数据来估计WI.
- 用统计分析来验证开发模型的准确性.
主要方法:
- 21只荷尔斯坦种植的小母牛配备了无线球体传感器,以记录网红色室温.
- 实际摄入的水量是通过称重定时饮用期后的剩余水来测量.
- 计算了网膜温度变化曲线下的面积 (AUC),并与实际WI相关联.
- 使用回归分析来开发一个预测方程,通过平均绝对百分比误差 (MAPE) 评估准确度.
主要成果:
- 在98%的恢复率下确定了AUC计算的最佳终端温度点,R2为0.8067.7.
- 在受限和不受限制的料和空间条件下的牛之间,在WI后的网红色空间温度变化中没有发现显著差异.
- 开发的回归方程 (预测WI = 0.0632 × AUC + 3.8936) 显示了预测WI的R2为0.7473和MAPE为26.01%,为预测WI.
- 在第三项研究中,模型验证为预测的WI与实际WI相比,预测的WI的MAPE为75.39%.
结论:
- 无线玻尿酸传感器可以有效地测量与霍尔斯坦养殖牛的水消耗相关的网红色温度波动.
- 开发的方程模型提供了一种预测个人饮用水量的方法,有助于监测反动物的健康状况.
- 这项技术有可能改善畜牧业的水分管理策略.
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