... TN Total Nitrogen 总氮量 total nitrogen content 总氮含量 total nitrogen WESTBANK 总氮量 ...
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Determination of total nitrogen content 氮总含量的测定
leaf total nitrogen content 叶片全n量
soil total nitrogen content 土壤全氮
Correlation analysis indicated that the soil organic carbon density was significantly and positively correlated with the plow layer depth and total nitrogen content.
影响土壤有机碳密度关键因子是耕层厚度和土壤全氮含量,除潴育型土壤外,均达到了显著的正相关关系。
参考来源 - 南方水田土壤有机碳变化特征及保护性耕作增碳效应研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Experimental study on the nitrogen of total nitrogen content of soybean.
实验研究了施氮对大豆全氮含量的影响。
Enhanced UV-B radiation significantly reduced leaf area (50.1%) but increased leaf total nitrogen content (102%).
增强UV - B辐射显着减少叶面积(50.1%)，但增加了叶片全氮含量(102%)。
Quaternary red clay total nitrogen content was highest, but the available nitrogen content was lower than Granite soil and Purple sandy shale soil.
第四纪红土土壤全氮含量较高，但是其碱解氮含量比花岗岩母质土壤和紫色砂页岩土壤低。
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