1. Key Laboratory of Agro-ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences; Hunan Provincial Engineering Research Center for Healthy Livestock and Poultry Production; Scientific Observing and Experimental Station of Animal Nutrition and Feed Science in South-Central, Ministry of Agriculture, Changsha 410125, China
2. University of Chinese Academy of Sciences, Beijing 100039, China
3. Nutrition Department of Animal Science, North Carolina State University, Raleigh 27695
4. College of Animal Sciences, Huazhong Agricultural University, Wuhan 430070, China
5. Hunan Co-Innovation Center of Animal Production Safety, CICAPS; Hunan Collaborative Innovation Center for Utilization of Botanical Functional Ingredients, Changsha 410128, China
6. Laboratory of Animal Nutrition and Human Health, School of Biology, Hunan Normal University, Changsha Hunan 410018, China