结果表明，无芒雀麦-杂花苜蓿草地在任何放牧强度下均表现为超补偿性生长，即净生长量增加；
The pasture of smooth bromegrass-alfalfa showed over-compensatory growth under any grazing intensities, that is, increase of the total net growth production.
本文采用综合特征指标的选择方法，筛选出美国无芒雀麦等三个优良能源草种，并提出建立永续性多年生混播草地模式。
Selected the way of multiple character index, we selected Ameri- can Bromus inermis and other two fine energy-herbs and advanced the model of constructing endurable, perennial and mixed meadow.
无芒雀麦在所设放牧强度下均表现为超补偿性生长，表明其耐牧性极强。
However, smooth bromegrass showed over-compensatory growth under all the different grazing intensities in this experiment, indication that smooth bromegrass is a species of high grazing tolerance.
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