Though there were different plants, which could be grazed by beasts in different stages from return green to wither of old world bluestem Shrub Grassland, it is most suitable for grazing in August.

• 从白羊草群落牧草的返青到枯萎，不同时期均有不同牧草可供放牧利用，但以8月份为最佳利用时期。