OPTIMIZATION OF ECOLOGICAL AND ECONOMIC FACTORS FOR LIVESTOCK GRAZING IN STEPPE GRASSLANDS OF NORTHEAST CHINA

Lillian Kate Michaud1, Zhang Along2, Lijing Fang2, Ruizhong Gao2 and Xixi Wang3, (1)Virginia Polytechnic Institute and State University, College of Natural Resources, Blacksburg, VA, United States, (2)Inner Mongolia Agricultural University, College of Water Conservancy and Civil Engineering, Hohhot, China, (3)Old Dominion University, Civil and Environmental Engineering, Norfolk, VA, United States