From November 10 to 14, 2019, the annual meetings of the American Society of Agriculture, the crop Society and the soil Society were held in San Antonio.Shiqie Bai researcher, adjunct professor of Pastoral Agricultural Science and Technology Institute and director of Sichuan grassland Research Institute,accompanied byDean FujiangHouattended the meeting. During the meeting, they visited Song Cui, a 2002 alumnus, and Chenghui Li, a 2007 alumnus.After the meeting, Fujian Hou, the editorial board of Grass Science and Dr. Jay Angerer of Texas A / M University, investigated the grazing management of sparse forest and scrub grassland in central and western Texas.