内蒙古水土流失区沙打旺人工草地产草量及增产效益

Grass Yield and its Return of Artificial Planted Astragalus adsurgens in Inner Mngolian Soil and Water Loss Region

依据实测数据，综合分析了内蒙古东西部不同水土流失类型区沙打旺人工草地的产草量，提出了采用可食牧草量衡量其增产效益，确定了不同生长年限的沙打旺人工草地的增产效益。

Based on the actual measured data, we comprehensively analysed the grass yields ofartificial planted Astragalus adsurgens in different regions of the eastern and western waterloss areas, and put out using the edibility of grass mount to evaluate the Astragalus adsurgens'sincrease return and determined the values of different growth years.