基于体表温度的肉鸡温湿指数模型研究

杨语嫣,李耀文,邢爽,张敏红,冯京海

The Temperature-Humidity Index Estimated by the Changes of Surface Temperature of Broilers at Different Ages

YuYan YANG,YaoWen LI,Shuang XING,MinHong ZHANG,JingHai FENG

表1 肉鸡体表、体核温度的拐点温度以及体核温度升高1.0℃时的环境温度和THI值

Table 1 The inflection point temperature of the surface and core temperature of broiler chickens, the ambient temperature when the core temperature rises by 1.0℃ and the THI value

体表温度开始升高时 When the ST starts to rise 体核温度开始升高时 When the CT starts to rise 体核温度增加1.0℃时 When the CT increases by 1.0℃ 干球温度 Dry bulb temperature THI 平均值 Average value 干球温度 Dry bulb temperature THI 平均值 Average value 干球温度 Dry bulb temperature THI 平均值 Average value 28日龄 28 days 50% 23.6 22.3 22.4 26.9 25.5 25.6 33.6 32.0 31.4 80% 23.1 22.5 26.2 25.6 31.6 30.8 35日龄 35 days 50% 23.0 20.8 21.2 25.0 22.8 23.2 31.5 28.9 29.5 80% 22.4 21.6 24.6 23.7 31.4 30.1 42日龄 42 days 50% 22.7 20.2 20.7 24.3 21.8 22.2 30.9 28.0 27.9 80% 22.1 21.2 23.5 22.6 28.8 27.9 49日龄 49 days 50% 22.0 19.3 19.9 23.8 20.9 21.6 30.6 27.7 27.9 80% 21.7 20.5 23.3 22.2 29.1 28.1