Summer maize 第3页

Carbon and Nitrogen Metabolism and Nitrogen Use Efficiency in Summer Maize under Different Planting Densities STUDY ON THE ECO-ECONOMIC THRESHOLD PERIOD FOR CONTROLLING DIGIT ARIA SANGVINALIS IN SUMMER MAIZE FIELD IN NORTH CHINA Applications of polymer coated urea with different release time and conventional urea on summer maize growth Effects of co-situs application of polymer-coated fertilizers on grain yield, root distribution and soil residual Nmin in summer maize Effect of waterlogging on nutrient uptake and transport of summer maize Effects of type and application rate of nitrogen fertilizer on source-sink relationship in summer maize in North China Plain Analysis of environmental endurance of winter wheat/summer maize rotation system to nitrogen in North China Plain Non-hydraulic root-sourced signaling regulates the response of maize gas exchange to micro-climate during soil drying