Effects of chemical regulation and P fertilization on P absorption and utilization in maize/peanut intercropping system Comparison of Ear Vascular Bundles in Different Maize Cultivars Application of chemical methods on frost disaster prevention Preliminary Study of the Effects of Growth Regulators on Flower Formation and Fruit Setting of Sijihua Longan (Euphoria longana) EFFECT OF ECK MIXTURE TREATMENT ON MAIZE LEAF SENESCENCE UNDER DIFFERENT PLANTING DENSITIES Study on Chemically Regulating the Sex Differentiationin Twin Seed Orchard of Chinese Fir Chemical Regulation of the Main Ornamental Characters of Potted Plant Pyracantha fortuneana Chemical Regulation of the Main Ornamental Characters of Potted Plant Pyracantha fortuneana Effects of Chemical Regulation on Grain Relative Plumpness and Its Relationship with Yield and Grain Quality of Large Panicle Japonica Rice