Quantitative properties and reproductive allocation of Leymus chinensis with different leaf colors under different soil types were studied in natural steppes of Changling,Tumuji and Guyuan.Results showed that sexual reproductive characteristics and biomass allocation of Leymus chinensis with different leaf colors had flexibility changes under heterogeneous habitat.Leymus chinensis with different leaf colors under different soil type in Guyuan area had maximum spike length,spike weight,spikelet numbers,grain...