Difference of Endogenous Hormones in Leaves between Main Stem and Tillers and Its Effect on Spike Formation in Large Spike Winter Wheat Cultivar LanKao Aizao 8 under Different Plant Densities A study on growth characteristics of different cultivars of oat (Avena sativa) in alpine region Effect of adding wet hulless barley distillers’ grains on fermentation quality of mixed ensilage of hulless barley straw and tall fescue in Tibet Effect of substituting hulless barley straw for tall fescue on early fermentation quality and aerobic stability of mixed-ration silage in Tibet A PRELIMINARY STUDY ON THE DEVELOPMENT OF “MALE” AND SMUTTED TILLERS OF ZIZANIA CADUCIFLORA HAND. -MAZZ. Study on Age and Bunch Structure of Four Stipa Species in Inner Mongolia Plateau Preliminary study on Anemarrhena asphodeloides tissue culture Effects of grazing systems on the growth of Stipa breviflora community Study on the Synchronous Development of the Vascular System and the Leaves and Tillers of Winter Wheat Plant A Supplement for the Calculation of Theoretical Number of Tillers in Rice,Wheat and Barley Effect of Tillage Practices on Growth and Development and Yield of Winter Wheat in Double Cropping Area in North China