[Yan, Q. X.; Tang, S. X.; Chen, W. X.; Tan, Z. L.; Yan, QX] Chinese Acad Sci, Inst Subtrop Agr, CAS Key Lab Agroecol Proc Subtrop Reg, Natl Engn Lab Pollut Control & Waste Utilizat Live, Changsha 410125, Hunan, Peoples R China.
[Chen, W. X.] Wuhan Polytech Univ, Hubei Key Lab Anim Nutr & Feed Sci, Wuhan 430023, Peoples R China.
[Zhong, R. Z.] Chinese Acad Sci, Northeast Inst Geog & Agroecol, Jilin Prov Key Lab Grassland Farming, Changchun 130102, Jilin, Peoples R China.
[Loor, J. J.] Univ Illinois, Dept Anim Sci, Div Nutr Sci, Urbana, IL 61801 USA.