Poplar (Populus diversifolia) - Salty soil plants.

In the desert of Northwest China there is a big tall tree called Lake Yang or Ho dong. Unlike normal poplars, the lake has a strong resistance to drought, severe climate change and saline soil. In the Tacramakan Desert in Xinjiang, groundwater has a very high salt content, it still lives heavily in green.

(Photo: rmhb.com)

The lake's root system is deep to over 10m, and the plants store a lot of water to prevent drought. Its cells have a special function of not being hurt by salt. The concentration of cell fluids is very high, and can continuously absorb saline and nutrient groundwater. Branching the sunflower, the dry spot is left to alkaline the organism, this substance can be eaten, made of soap or leather. An ocean tree produces a few dozen pounds of alkaline organisms each year.

The lake is one of the oldest trees, more than 60 million years ago on Earth. They are woody, deciduous, 15-30m tall, young trees and young branches with dense, soft hairs, very large leaves with bristles when young trees, linear (long). When old trees, oval or egg-shaped leaves, people also call them other positive leaves. Red purple flowers in needle form, long oval squirrel. The lake can grow young plants from the roots to expand their field.

The lake grows fast, is used as food for cattle, moisture-resistant wood, no item, is a good material for bridges; Can also make paper or close household appliances. Lake is planted to block sand, create trees, protect fields.