在盐胁迫条件下，野生型和突变体根的生长都受到不同程度的抑制，但对突变体的抑制较为明显。
Under salt stress condition, the root elongation of WT and AtNOSl mutant were both inhibited, but AtNOSl mutant was inhibited much more seriously.
不同生长季节不同林型的根际蔗糖酶活性均高于林缘，差异均显著。
Enzymatic activity of invertase of root is higher than it on the forest edge, the differences are obvious.
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