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Effects of Copper Amino Acids Complex on Growth Performance and Serum Cu-Zn SOD Activity in Piglets

Effects of Copper Amino Acids Complex on Growth Performance and Serum Cu-Zn SOD Activity in Piglets

H. Liu1, X.P. Tang1, R.J. Fang1,*, F.Yi2, C. Zhang2, R.Q. Yang1, F. Sun1 and S.Y. Zhou1 

1College of Animal Science and Technology, Hunan Agricultural University, Changsha 410128, China
2Zinpro (Wuxi) Additives Biotechnology Co., Ltd. Wuxi, 214105, China

*      Corresponding author: fangrj63@126.com

Fig. 1.

Linear regression of ADG, FCR to supplemental level of Av-Cu. A, linear regression of ADG (g) to supplemental level of Av-Cu (mg/ kg) in phase 2; B, linear regression of FCR to supplemental level of Av-Cu (mg/ kg) in phase 2; C, linear regression of ADG (g) to supplemental level of Av-Cu (mg/ kg) in whole experimental period; D, linear regression of FCR to supplemental level of Av-Cu (mg/ kg) in whole experimental period.

Fig. 2.

Linear regression of ADG, FCR to intake level of Av-Cu. A, linear regression of ADG (g) to intake level of Av-Cu (mg/ kg) in phase 2; B, linear regression of FCR to intake level of Av-Cu (mg/ kg) in phase 2; C, linear regression of ADG (g) to intake level of Av-Cu (mg/ kg) in whole experimental period; D, linear regression of FCR to intake level of Av-Cu (mg/ kg) in whole experimental period.

Fig. 3.

The quadratic regression analysis of serum Cu-Zn SOD activity to supplemental level of Av-Cu (mg/kg).

Pakistan Journal of Zoology

October

Vol. 52, Iss. 5, Pages 1631-2026

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