The purpose of this study is to help build a clear picture of grazing in an agriculture region of China, to find out why farmers buy supplemental feed which is used in winter when their farmland is abandoned and covered by weeds.

The environment is deteriorating on a long-term basis in the Ejina River Basin in Inner Mongolia, China as a result of a water shortage. The shortage was caused by increased water use by industries and agriculture after 1992 along the upper part of the Ejina River.