Abstract:rasshopper population had been monitored for two years on the different grazing pas-tures of natural steppes in Inner Mongolia,and correlated with floral biomass in these pas-tures. Grasshopper and plant sampling were conducted in three types of vegetation sites. Eachsite was divided into five plots as : ungrazed, lightly grazed, properly grazed, heavily grazedand overgrazed plots along grazing gradients, based on different grazing intensities, Abun-dance and diversity of plant and grasshopper communities...