Why do Jiangsu people choose willow trees as green trees?

Bloom is warm in spring, and the spring breeze is as warm as spring. Pingdu will enter the annual catkin season. Many people wear masks when traveling to avoid inhaling catkins. Sheep flying like snowflakes look beautiful, but the people in them are uncomfortable. Many people may wonder, catkins are so annoying, why do people in Jiangsu plant many kinds of poplars and willows?

The first is the ornamental value.

As urban trees, outstanding landscape ecological function is very important. For example, willow, which germinates the earliest and leaves the latest every year, is the longest tree species in urban greening; Poplar is tall and straight, and it can grow to twenty or thirty meters high without too much care. It is an indispensable touch of green in urban greening.

Strolling in the flatness of spring, if you are attracted by such vitality, you must have contributed from Liu Yang.

The blowing surface is not cold, and the willow blows, which is the "quatrain" in the poem. See the posture of the willow. Who knows where I am when I am awake tonight? There is a breeze and a waning moon on the bank of Yangliu. "This is his state of mind after waking up, and it is also his feeling of wandering around the rivers and lakes. The beauty of these two sentences lies in writing feelings with scenery, which really makes "the language of scenery is the language of love" and there are still willows in it!

Secondly, it is also related to the functions of easy survival, fast growth, low maintenance cost, oxygen release and carbon fixation, cooling and humidification. This highlights the economic value of Salix Salix!

According to statistics, an adult poplar tree can absorb carbon dioxide 172 kg, release oxygen 125 kg and retain dust 16 kg a year. An adult willow can absorb 28 1 kg of carbon dioxide, release 204 kg of oxygen and retain 36 kg of dust a year.

From this point of view, willow was chosen as the main greening tree species in Jiangsu, and it also speaks with strength.