1.
Effects of Nitrogen and Irrigation Rate on Nitrogen and Carbon Metabolism and Yield in Winter Wheat;
灌溉量和施氮量对小麦碳氮代谢及产量的影响
2.
The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.
随著施氮量增加，追施氮肥的利用率明显下降。
3.
Influence of nitrogen rates with split application on N use efficiency and its eco-economic suitable amount analysis in rice
分次施氮对单季稻氮素利用率及生态经济适宜施氮量的影响
4.
Responses of roots distribution and nitrogen content of summer maize to nitrogen fertilization types and amounts
夏播玉米根系分布与含氮量对氮肥类型与施氮量的响应
5.
Effects of Nitrogen Application Rate on Yield Components of Super Hybrid Rice-Y Liangyou No.1
施氮量对Y两优1号产量构成的影响
6.
Effect of Spring Nitrogenous Fertilizer and Quantity on Physiological Trait and Yield of Ligusticum Chuanxiong
春季施氮时期和施氮量对川芎生理特性和产量的影响
7.
Effects of Nitrogen Rate and Fertigation Frequency on Nitrogen Uptake and Yield of Hybrid Cotton
施氮量和滴灌施肥频率对杂交棉氮素吸收和产量的影响
8.
Effects of Nitrogen Rates on Nitrogen Metabolism and Quality Formation of Flue-cured Tobacco;
施氮量对烤烟氮代谢及品质形成的影响
9.
Characteristics of nitrogen utilization under different nitrogen strategies of potato
不同施氮量对马铃薯氮素利用特性的影响
10.
The Effect of Nitrogen Application on Dry Matter and Nitrogen,Phosphorus or Potassium Nutrient Accumulation of Tobacco Plants
不同施氮量对烟株干物质与氮磷钾累积的影响
11.
Effects of Nitrogen Application Rate on Nitrogen Absorption,Translocation and Fertilizer-nitrogen Use Efficiency in Japonica Rice Cultivar Nanjing 44
施氮量对南粳44氮素吸收运转及氮肥利用效率的影响
12.
Study on N,P and K accumulations at rice grain filling stage and nitrogen efficiency of grain production under different nitrogen fertilizer rates
不同施氮量下水稻灌浆期氮磷钾的积累与氮素籽粒生产效率
13.
Effect of Different Nitrogen Fertilizer Levels on Vertical Distribution of NH_4~+-N and NO_3~--N in Rubber Plantation Soil
施氮量对橡胶园土壤铵态氮和硝态氮垂直分布的影响
14.
Influence of nitrogen fertilizer rate on carbon-nitrogen metabolism and nitrogen use efficiency of summer maize under high and medium yield levels
施氮量对不同肥力水平下夏玉米碳氮代谢及氮素利用率的影响
15.
Effect of Different Nitrogen Fertilization Rate and Irrigation Rate on Nitrate Nitrogen Concentration in Wheat-Maize Interplanting System
施氮量和灌溉量对小麦/玉米间作土壤硝态氮含量的影响
16.
Effect of nitrogen application on nitrogen content and protein content in soybean plant
施氮对大豆植株氮素和蛋白质含量的影响
17.
Effect of nitrogen levels on absorption and utilization of nitrogen and yield of soybean
施氮水平对大豆吸收利用氮素及产量的影响
18.
The Effects of the Amount and Time of Nitrogen Applied on the Quality and Yield of Rice;
氮肥施用量施用期对稻米品质及产量的影响