从四处肆虐的水葫芦,到令人色变的食人鱼,“生物入侵”的话题越来越触及中国人的日常生活,再一次拉紧了公众头脑中的生态弦。据不完全统计,目前中国已发现松材线虫、美国白蛾、美国斑潜蝇等30多个外来入侵动物种和水葫芦、大米草、紫茎泽兰等90多个外来入侵植物种。有关专家称, From the watered-out water hyacinth to the discredited piranha, the topic of “biological invasion” touches on Chinese daily life more and more, and once again tightens the ecological strings in public minds. According to incomplete statistics, at present, China has found more than 30 invasive alien species of pine wood nematode, white lady moth and American leafminer, as well as more than 90 invasive alien species such as water hyacinth, sibirica and eupatorium adenophorum. According to experts,