Effects of Fertilizing Nitrogen and Cutting Clone on Degraded Pasture of Russian Wildrye(Psathyrostachys perennis) The Effect of Different Stubble Heights and First Clipping Period on the Yield and Quality of Russian Wildrye Pasture Effects on production characters and quality of Russian wildrye Grass under Different Grazing Intensities Nitrogen Deposits of Lamb as Influenced by Rotational Grazing Physiological and Biochemical Changes in russian Wildryegrass Seed During Seed Deterioration The Distribution and Growing Seasonal Dynamics of Soil Nitrogen Fractions on Russian Wildrye Grass Pasture Under Different Grazing Intensities The Effects of Winter Grazing and Spring Burning on Plant Growth and Seed Yield in Russian Wildrye Studies the Effects of Nitrogen, Phosphate, Potassium Fertilizer and Clipping Frequency on the Yield of Russian Wildrye Grass Effect of Salt Stress on Germination and Physiological Characteristics of Russian Wildryegrass Seed The Effects of Split-nitrogen Application in Spring on Seed Yield and Nitrogen Use Efficiency in Russian Wildrye Effect of Irrigation Frequency and Amount on Seed Yield and Yield Components of Russian Wildrye Mitotic Division and Karyotype Analysis of Russian Wildrye Grass