Effects of plant polysaccharide compound agents on winter wheat photosynthetic characteristics and grain filling processes Effects of Planting Density on Filling Rate, Water Use Efficiency and Yield for One Film Used Two Years of Oil Flax Effects of controlling irrigation on endogenous hormone content and grain filling rate of wheat under rain proof shelter condition Effects of Different Mixing Rates of Controlled-release Urea and Common Urea on Grain Yield and Nitrogen Utilization Efficiency of Summer Maize Effect of PASP-KT-NAA on Leaf Senescence and Grain Filling Rate during the Grain-Filling Period in Different Temperature Zones Effects of N and S application on grain filling characteristics and yield of winter wheat. Effects of soil fertilizer amendment on growth during critical growth stages and yield of winter wheat Effect of nitrogen application patterns on yield and grain-filling of summer maize Effect of drought stress on active oxygen metabolism of wheat flag leaf and filling rate Effects of Chemical Regulation on Grain Relative Plumpness and Its Relationship with Yield and Grain Quality of Large Panicle Japonica Rice Effect of Controlled Soil Drying on Grain Filling and Activities of Key Enzymes for Starch Synthesis in Rice (Oryza sativa L.) QTL Mapping for Grain Filling Rate and Thousand-Grain Weight in Dif-ferent Ecological Environments in Wheat Characterization and Genetic Analysis of Grain Filling Rate of Ludao and Restorer Line C-Bao in Japonica Rice(Oryza sativa L.) Post-Anthesis Changes in concentrations of Polyamines in Superior and Inferior Apikelets and Their Relation with Grain Filling of Super Rice