Affiliation: | 1. Department of Animal Biosciences, Animal Science and Nutrition, University of Guelph, Guelph, ON N1G 1Y2, Canada;2. Department of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, AB T6G 2P5, Canada;3. CAS Key Laboratory for Agro-Ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, The Chinese Academy of Sciences, Changsha 410125, China |