| 释义 |
leaves senescence
基本例句
叶片衰老
The changes of polyamines during peanut leaf senescence of two different senescent type peanut varieties were studied.在大田条件下以两个不同衰老型花生品种为材料，研究了叶片衰老过程中多胺的变化。
It showed that paclobutrazol decreased the polyamines in young leaves, but increased the polyamines in matrured leaves and delayed senescence at the same time.结果证明多效唑对内源多胺的影响较复杂，多效唑降低了幼嫩叶片的多胺含量，却提高了成熟叶片衰老阶段的多胺含量，并起到延缓衰老的作用。 |