Changes in Antioxidant Capacity during Senescence of Flag Leaves in Super High-yielding Hybrid Rice Effects of combined application of nitrogen and phosphorus on diurnal variation of photosynthesis at grain-filling stage and grain yield of super high-yielding wheat. Analysis of hyperspectral on super high-yielding maize under different nitrogen levels Canopy Characteristics and Its Correlation with Photosynthesis of Super High-Yielding Hybrid Cotton Biaoza A1 and Shiza 2 High Efficiency Photosynthetic Characteristics in Flag Leaves of Super High-yielding Rice Photosynthetic Characteristics in Flag Leaves of Super High-yielding Hybrid Rice Peiai64S/E32 and Its Parents Grown in the Field The Characteristics of Photooxidation and Genetic Performance in Leaves of Super High-yielding Hybrid Rice Peiai64S/E32 and Its Parental lines