"The change in the growing season may mean there is less grassland biomass available for grazing," says Xu.
“生长期的变化预示着这里用于放牧的草地植被的生物量将减少，”徐教授说道。
Biomass is one of the criteria on measuring productivity of grassland, which represents the capacity of ecosystem on utilizing materials and energy.
生物量则是衡量草原生产力大小的标准之一，代表了生态系统利用物质和能量的能力。
It was shown that the biomass of the type of grassland was consistent with the S-shaped Logistic growth curve.
结果表明：线叶嵩草草地地上生物量的增长曲线呈S形。
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