Nutrient components and rumen degradability dynamics of different Bothriochloa ischaemum populations in Shanxi ISSR analysis of genetic diversity of germplasm resources of Bothriochloa ischaemum in Shanxi CHARACTERISTIC ON THE STEPPE OF BOTHRIOCHLOA ISCHAEMUM IN LOESS PLATEAU AND ITS GEOGRAPHICAL SIGNIFICANCE The Flora Characteristics of Graszing Botriochloa ischaemum Shrub Grassland Effects of Drought Stress and Rehydration on PM-ATPase and 5′-AMPase Activity of Bothriochloa ischaemum(L.) Keng Evaluation of Main Agronomic Traits from the Different Populations of Bothriochloa ischaemum (L.) Keng in Shanxi Cloning and Expression Analyses of NAC Transcription Factor Gene in Bothriochloa ischaemum Tissue Culture and Establishment of Plant Regeneration System from Mature Embryo of Bothriochloa ischaemum(L.) Keng Comparative Study on Yield and Nutritional Quality Characteristics of Four Bothriochloa ischaemum Populations Quantitative Characters of Vegetative Multiplication of Bothriochloa ischaemum Populations Callus Induction and Plant Regeneration from Euphyllas of Bothriochloa ischaemum Study on the Photosynthetic Characteristics of Bothriochloa ischaemum under Different Water and Nutrient Conditions Ⅰ.Diurnal Variation of Photosynthesis A study on the biomass of Oxytropis coerulea-Carex dispalata meadow and Bothriochloa ischaemum hassock in Wutai mountain Estimating Hay Yield and Agronomic Traits of Bothriochloa ischaemum (L.) Using Multivariate Linear Regression and Path Analysis Study on the Photosynthetic Characteristics of Bothriochloa ischaemum under Different Water and Nutrient Conditions Ⅲ. Chlorophyll Fluorescence Kinetic Parameters Study on the Photosynthetic Characteristics of Bothriochloa ischaemum under Different Water and Nutrient Conditions Ⅱ. Light-Response Curve Responses of distribution of Bothriochloa ischaemum community to hydrothermal gradient in loess plateau Effects of Wilting and Additives on Old World Bluestem Photosynthetic Diurnal Changes of Bothriochloa ischaemum Mixed Sowing with Lespedeza davurica in Loess Hilly-gully Region Nutrient Contents and Rumen Degradability Characteristics of Bothriochloa ischaemum at Different Growth Stages Analysis of the Reproductive-Tiller Quantitative Characters of Bothriochloa ischaemum Populations A Study on Plant Species Diversity of Bothriochloa ischaemum Communities in Southeast Shanxi Province