There are 11 species of grasshoppers (Acridoidae) on the Stipa grandis grassland in Xiling Gol River region in Inner Mongolia. Dasyhippus barbipes (F. W.), Calliptamus abbreviatus (Inkonn) and A ngaracris barabensis (Pall), Chorthippus. dubius (Zub.)are the early , middle , late dominant species, respectively. The richness and diversity index is high in the middle periods of grasshoppers′ emergence. The net production of the grasshoppers is 5.18 kJ·m -2 ·a -1 that accounts for 0...