Selective grazing of the native cattle and sheep in Inner Mongolia under the continuous grazing system during May and December 19% and 1997 was studied.
1997年间，作者对自由放牧条件下放牧于沙地草地的蒙古牛和蒙古羊的选择性采食进行了观察研究。
There were higher selective in light gazing because of the sufficient food supply and less selective in heavy grazing due to less plant species.
轻度放牧区食物充足，绵羊的选择性采食行为较明显，重度放牧区植物稀疏，食物匮乏；
There were higher selective in light gazing because of the sufficient food supply and less selective in heavy grazing due to less plant species.
轻度放牧区食物充足，绵羊的选择性采食行为较明显，重度放牧区植物稀疏，食物匮乏；
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