Yang, Hebei Province

:

trees, up to

30m


; The bark is grey and white and smooth. Small branch cylindrical; winter bud egg shape, rusty short soft hair, no viscose. Leaf eggs round or nearly round, long 3-8cm,edge with loose or irregular missing teeth, blunt or short tip, base round or near-cut shape, the back of the young leaf is thick fluff, and then gradually fall off;


Distribution:

mainly distributed in north and northwest China provinces, vertical distribution of Shanxi at an altitude of 800-1500m , Gansu in 1000-2000m


. Most were born on both sides of the river, on the slopes of the ravines and on all-in-all-out land.

It has become one of the most common green tree species in North China and Jianghuai Plain in China.

Habits:

, more cold, suitable for high cold and windy areas; The growth is still fast and the germination is strong. The main root is obvious, the side root is developed, and it is mostly distributed in the topsoe. It is not easy to survive, and can be reproduced by seeding, burying, rooting and grafting.

Garden use and economic use:Hebei poplar bark white clean, tree crown round, branches fine soft flat stretch or even slightly hanging, coupled with round and wave edge of the lively leaves, forming a smooth and soft features. It is a beautiful shade tree, walkway tree and landscape tree, in the lawn, shore alone, bush planting is very suitable. In the northwest loess plateau area can be used as wind-proof sand afforestation tree species. Wood is soft, elastic, but easy to fall off layers, not suitable for sawing board, for furniture, agricultural tools and other uses.