Effects of Ethylene-Chlormequat-Potassium on Leaf Nitrogen Assimilation after Anthesis and Early Senescence under Different Planting Densities Effects of water stress on activities of nitrogen assimilation enzymes and photosynthetic characteristics of rice seedlings Relationship between post anthesis carbon and nitrogen remobilization and grain growth of high quality rice under different water management Effects of NaHSO3 on Nitrogen Assimilation Enzymes and Proline Accumulation of Wheat Seedlings Exposed to Salinity Effects of PASP-KT-NAA on maize leaf nitrogen assimilation after florescence over different temperature gradients Effect of Light Quality on the Primary Nitrogen Assimination of Rice (Oryza sativa L.) Seedlings Research on nitrogen assimilation after anthesis in high and low grain protein wheat cultivars Effect of calcium on key enzymes of nitrogen assimilation and related to protein phosphorylation in wheat Effects of nitrogen rates and soil fertility levels on root nitrogen absorption and assimilation and grain protein content of winter wheat THE EFFECTS OF CALMODUL IN ANTAGONIST ON THE ACTIVITIES OF NITROGEN ASSIMILATION ENZYMES AND THE ACCUMUL ATION OF DRY MATTER IN WHEAT SEEDL INGS Research progress on endophyte-promoted plant nitrogen assimilation and metabolism