leaf total nitrogen

常见例句

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％）。
The contents of free amino acids and total nitrogen of tobacco leaf treated by lower temperature decreased, but the contents of potassium and total soluble sugar of tobacco leaf increased.
低温处理后烟叶游离氨基酸一总氮含量提高，钾含量下降，可溶性总糖含量变化不大；
The results showed that the moisture and chlorophyll contents in tobacco leaf decreased gradually, total nitrogen content changed little, nicotine content declined slightly as the advance of curing.
结果表明，烟叶含水率和叶绿素含量随调制进程的推进而逐渐下降，在凋萎变黄期间烟叶中淀粉、蛋白质含量逐渐减少，总糖和游离氨基酸含量增加。