秸秆还田下不同施氮量对旱地小麦旗叶衰老及产量的影响__92文库网 关键词：氮素水平；旱地小麦；旗叶衰老；产量 [gap=1821]Key words: dry-land wheat; flag leaf senescence; yield; Nitrogen levels
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Residual Nitrogen Level Time 溶氮等量深度时间
Actual Residual Nitrogen Level Time 溶氮总时间
Maintain Higher Nitrogen Level 保持较高氮素水平
nitrogen-level 氮水平
soil nitrogen level 施氮水平
total nitrogen level 总氮含量
NRA,GSA, synthesis 55 were affected by nitrogen level applied in the order 16>25.6>6.4mmolIL , while decomposition SSA ascend with nitrogen level increasing.
对NRA、GSA和合成方向SSA影响顺序为16＞25.6＞6.4mmol/L；分解方向SSA随氮素水平增加而提高。
参考来源 - 甜菜高同化氨途径及其与蔗糖代谢关系的初步研究The statistics of biomass also was done. The combination of the two ways has revealed the relationship between the digitization rule of RGB and nitrogen level in leaf.
第二部分在不同的供氮条件下，培养出具有典型缺氮特征的大豆，利用诊断软件对叶片图像进行RGB灰度直方图统计和叶面积的综合计算，同时也进行生物量的统计，两者结合揭示数字化叶片RGB特征值与供氮水平之间的规律。
参考来源 - 计算机图像处理技术在植物N营养诊断中的应用及其软件开发·2,447,543篇论文数据，部分数据来源于NoteExpress
Different nitrogen level affected the carbohydrate metabolism in various organs of cotton plant evidently.
不同氮肥水平对棉花各个器官中碳水化合物代谢有重要的影响。
Light intensity and nitrogen level affected sugar content through which the content of the pigment was affected.
光照强弱和供氮水平对花青素含量的影响，是通过对糖浓度的影响而起作用。
Enough manure application could improve soil nitrogen content, but chemical fertilizer contributed less to soil nitrogen level.
有机肥施用达到一定量后可以提高土壤中氮素含量，而化肥对于土壤氮素提高不明显。
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