nitrogen concentration

Relationship between nitrogen concentration of plant organs and kernel weight per panicle in rice

水稻植株含氮量与穗粒重的关系

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Soil Carbon and Nitrogen Concentration under Different Land Use in Central Hilly Area of Hunan Province

湘中丘陵区不同土地利用方式土壤碳氮含量的特征

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The Matlab/ Simulink simulation showed that the controller had good dynamic qualities and strong resistance to bleat loading, could respond quickly to influent loading could reduce the effluent nitrate nitrogen and total nitrogen concentration, and meanwhile lowered greatly external carbon addition amount.

由Matlab/Simulink模拟表明，该控制器具有良好的动态品质、抗冲击负荷强，可快速响应进水负荷的变化，能在降低出水硝酸氮和总氮浓度的同时，大大降低外碳源投量。

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Highly Influent Nitrogen Concentration Wastewater Treatment CAST Process Debugging and Operation Study

高氮城市污水处理CAST工艺调试运行研究

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Influent ammonia nitrogen concentration is higher, the increase is clearer.

进水氨氮浓度越高，提高越明显。

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Applying nitrogen was beneficial for accumulation of nitrogen concentration in the soil.

施氮有利于土壤积累氮素。

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Whin the certain range of the nitrogen concentration, the biomass of shoots and roots, as well as the root to shoot ratio, increased with the increase of phosphate supply, but too high concentration of phosphorus inhibited the growth of wheat seedlings.

在一定的磷浓度范围内，小麦幼苗的地上部和根系生物量以及小麦幼苗根冠比都随着介质中磷浓度的提高而增加，但介质中过高浓度的磷对小麦幼苗的生长有抑制作用。

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Effects of Nitrogen Concentration on Physiological and biochemical indexes of Muskmelon

氮素浓度对网纹甜瓜生理生化指标的影响

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However, the treatment on coking wastewater especially ammonia nitrogen in the coking wastewater is not satisfying at present which leading to the ammonia nitrogen concentration in effluent cannot meet discharge standards.

然而，目前对焦化废水以及焦化废水中氨氮的处理效果均不理想，导致出水氨氮的含量无法达到排放标准。

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Optical absorbance of diamond doped with nitrogen and the nitrogen concentration analysis

掺氮金刚石的光学吸收与氮杂质含量的分析研究

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Influences of nitrogen concentration and aromatic compounds on production of ligninolytic enzymes by Panus conchatus.

氮源浓度和芳香化合物对白腐菌Panusconchatus产木素降解酶的影响.

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After upgrading, the effluent COD concentration was hardly influenced, while the effluent TN and Ammonia nitrogen concentration could decrease a lot, the effluent concentration could also meet the emission control standard.

改造后出水COD浓度变化不大，而出水的氨氮和总氮的浓度有较大的下降，出水浓度能达到国家规定的排放标准。

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The effects of different nitrogen concentration, forms and proportion on the root activity, chlorophyll and mineral elements of Chinese chive.

研究了不同供氮水平、不同形态氮素及配比对韭菜的根系活力、叶绿素含量和矿质元素含量的影响。

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Relationship Between Nitrogen Concentration in the Subtending Leaf of Cotton Boll and Fiber Quality Indices

棉铃对位叶氮浓度与纤维品质指标的关系

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