柳虽无熏人欲醉的馨香,也无娇艳绚丽的颜色,但树影婆娑,婀娜多姿,淡雅大方,情意绵绵。在千百种树木中,柳总是率先抽芽吐翠,报告着春天的讯息。柳不仅可供观赏,而且对绿化环境、保护堤岸、防风挡沙等,都有很大的作用。柳还具有抗污染和净化环境的作用,能吸收空气中对人体有害的粉尘、烟雾、二氧化硫和 Liu, although no smoked, people want to drunk the fragrance, there is no beautiful and brilliant colors, but the tree shadow whirling, graceful, elegant, affectionate. Among the hundreds of trees, Liu always takes the lead in sprouting and telling the news of the spring. Willow not only for viewing, but also on the green environment, protect the embankment, wind and sand, etc., have a great role. Liu also has anti-pollution and purification of the role of the environment, can absorb the air harmful to human dust, smoke, sulfur dioxide and