金叶女贞叶色变化的观测

Observation of the leaf colour on Ligustrum X vicaryi

通过观察和测定,一年当中,春天金叶女贞表层叶最黄;全光照下叶色较黄,遮荫条件下叶色较绿;同样光照条件下,嫩叶和老叶的叶色差别不明显。

The change of leaf colour on Ligustrum X vicaryi was observated in whole year and different light. The results showed that the top leaves were yellowest in spring of three seasons. The leaves on whole light were yellower than those on dark. On the same condition of light. The colour of the new leaves are similar to the old ones.