Concept information
Preferred term
Definition
- 在真菌和藻类中形成的共生的复合生物。它们或者是像外壳一样成片的附着或者浓密的生长在树干、石墙、屋顶或者公园小径。它们因为没有真正的根,需要从空气和雨水中汲取营养。地衣在保护和监测环境污染方面有很重要的作用,特别是对二氧化硫的侦测;因为它们对污染高度敏感,如果周围的污染物达到一定水平,不同种类的地衣就会消失。
Broader concept
Belongs to group
Belongs to array
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