外来种入侵对生态系统的负面影响及其防治对策

Negative effects of foreign species invasion on ecosystem and their preventive measures

外来种入侵对我国生态系统的健康构成严重威胁,并造成了巨大的经济损失.但目前许多单位和个人对外来种入侵的危害性还缺乏足够认识,国家要建立健全有关法律法规,依法加强管理。

Foreign species invasion contitutes a severe threat to China's ecosystematic health and causes enormous economic losses, which fails to arouse peaple's attention.Therefore,China should establish and amplify laws and regulations to strengthen the management.