| 释义 |
Nitrogen levels
基本例句
氮素水平
The results showed that as nitrogen level increased the amylase activity enhanced, the nitratase activity enhanced.结果表明，随着氮素水平的提高，淀粉酶活性有升高趋势，烟叶硝酸还原酶活性呈上升趋势。
Sun X X,Wang J,Zhou Y,Shen Q R.Effects of different nitrogen levels on the growth and quality of spinach;.J.Nanjing Agric.Univ.,2005,28:126-128.;孙兴祥;王健;周毅;沈其荣.;不同氮素水平对菠菜生长和品质的影响;
The influence of various nitrogen levels on the activeness of key enzymes of flue-cured tobacco leaves in carbon and nitrogen metabolism were studied.用盆栽试验研究了不同氮素水平对烟草碳氮代谢关键酶活性的影响。
Glutamine Synthetase activity in leaves increases with increasing nitrogen level, but in roots, GS activity drops rapidly at high nitrogen levels.叶片谷氨酰胺合成酶活性随氮素营养的增加而提高，根系GS活性在氮素水平过高时反而下降。 |