[Peng, X.] Southwest Univ, Coll Anim Sci & Technol, Lab Biofeed & Mol Nutr, Chongqing 400715, Peoples R China.
[Tang, J. Y.; Zhou, Q.; Feng, B.; Wu, D.; Che, L. Q.; Xu, S. Y.; Jiang, X. M.; Peng, X.; Lin, Y.; Fang, Z. F.; Zhuo, Y.; Wang, C. Q.; Zhao, H.] Sichuan Agr Univ, Inst Anim Nutr, Key Lab Anim Dis Resistance Nutr China, Minist Educ, Chengdu, Peoples R China.
[Zhang, Z. M.] Hunan Agr Univ, Coll Anim Sci & Technol, Changsha 410128, Peoples R China.
[Luo, Z.] Kemin China Technol Co Ltd, Zhuhai 519040, Peoples R China.