Zhang, Y., Shao, X., Chen, C., Zhang, Y. J., & Wang, K. (2013). MORPHOLOGICAL CHARACTERISTICS AND BIOMASS ALLOCATION OF LEYMUS CHINENSIS (POACEAE) (TRIN.) RESPONSES TO LONG-TERM OVERGRAZING IN AGRO-PASTORAL ECOTONE OF NORTHERN CHINA. Journal of Animal and Plant Sciences, 23(3), 934-939.