senescence of leaves

Effect of Water Stress in Spring on Senescence and Abscission of Leaves on Different Position in Golden Delicious Apple Trees

春季干旱对金冠苹果不同部位叶片衰老和脱落的影响

Determine and analysis physiological and biochemistry changes of leaves and petals in each treatment group and control group during the whole flowering period, and analyses the relationship between the changes and senescence of petals.

在整个花期中测定分析了各处理与对照组叶片和花瓣生理生化的动态变化及其与花瓣衰老的相互关系。

These indicate that ASA, as a main antioxidant, is maintained and improved by increasing DHAR activity during senescence of apple leaves to imped senescence.

说明在苹果叶片离体衰老过程中，抗氧化剂ASA代谢主要是通过提高DHAR活性来维持其高水平，抵制衰老。

The delaying senescence of spinach leaves by light was through the depression of ethylene production and delay the appearance of ethylene peak.

光抑制乙烯释放量并推迟乙烯峰的出现，从而延缓菠菜叶片衰老。

The characteristic colour changes which are associated with the senescence of leaves of deciduous trees in autumn.

在秋天落叶树的叶子颜色变化特征，是同衰老相联系的。