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Effects of casein copper on growth performance and serum ceruloplasmin and sod activity in piglet
Author(s): WU Xinmin, FENG Jie, XU Zuorong
Pages: 285-
288
Year: 2004
Issue:
5
Journal: JOURNAL OF ZHEJIANG AGRICULTURAL SCIENCES
Keyword: 酪蛋白铜; 生长; 铜蓝蛋白; SOD; 仔猪;
Abstract: 选取杜长大仔猪分别饲喂添加5,240 mg/kg铜(CuSO4·5H2O)和25,50,75 mg/kg铜(酪蛋白铜)的饲粮,探讨酪蛋白铜对仔猪前后期生长性能的影响,并对血液相关指标进行了分析.结果表明,与5 mg/kg硫酸铜处理组相比,50 mg/kg酪蛋白铜处理的促生长效果最佳,日增重提高了13.6%(P<0.05),高铜处理组日增重提高了12.5%(P<0.05);高铜明显降低了料重比(P<0.05);高铜和50 mg/kg酪蛋白铜处理组的铜蓝蛋白活性分别提高了34.28%和35.71%(P<0.01),SOD分别提高76.4%和80.8%(P<0.01);高铜和酪蛋白铜对猪血清Cu、Fe、Zn水平无显著影响.
Citations
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