Effects of Nitrogen Application Rate and Ratio of Base and Topdressing on Nitrogen Utilization and Soil NO3-N Content in Winter Wheat[J]. 2006, (5): 95-98.
Effects of Nitrogen Application Rate and Ratio of Base and Topdressing on Nitrogen Utilization and Soil NO3-N Content in Winter Wheat[J]. 2006, (5): 95-98.DOI: