快大型黄羽肉种鸡VD3需要量研究

王一冰,陈芳,苟钟勇,李龙,林厦菁,张盛,蒋守群

Requirement of Vitamin D3 on Fast-Growing Yellow-Feathered Breeder Hens

WANG YiBing,CHEN Fang,GOU ZhongYong,LI Long,LIN XiaJing,ZHANG Sheng,JIANG ShouQun

表6 饲粮VD3添加水平对黄羽肉种鸡血浆生化指标的影响

Table 6 Effects of dietary VD3 supplemental level on biochemical variables in plasma of yellow-feathered breeder hens

项目 Items VD3添加水平 VD3 supplemental level (IU·kg-1) SEM P 0 800 1600 2400 3200 4000 VD3 线性 Linear 二次 Quadratic 钙含量 Calcium content (mmol·L-1) 2.18b 2.31a 2.30a 2.32a 2.34a 2.25ab 0.03 <0.001 0.414 0.711 磷含量 Phosphorus content (mmol·L-1) 1.93b 2.08a 2.02ab 1.96ab 1.91b 1.88b 0.03 <0.001 0.012 0.001 碱性磷酸酶活性 AKP activity (U/100 mL) 77.25a 74.81ab 44.51c 53.47bc 54.72bc 45.94c 7.00 0.005 0.002 0.002