资讯

Planting trees has long been touted as a major tool in the fight against climate change. And on the surface, that makes a lot ...
In the South, where the winters are mild, some of the broad-leaved trees are evergreen; that is, the leaves stay on the trees during winter and keep their green color. Only Some Trees Lose Leaves Most ...
Many trees are dropping their leaves already. Most of it is due to rain-fueled leaf disease, which isn't terribly harmful in the long run.
The shiny-leaved yellowhorn trees at an institute in Zhangye, Gansu province, recently entered their peak flowering period, adding a touch of elegance to the early summer desert.
Nothing’s wrong — provided you know a little about how to read the tree leaves. Margaret Roach is the creator of the website and podcast A Way to Garden, and a book of the same name.
During photosynthesis, leaves use this water to produce sugars, which are then used in other parts of the tree to build larger molecules such as cellulose. All this while, the ratio of 16O and 18O ...