谈生物入侵与外来观赏植物的引种利用

Introduction and Utilization of the Alien Ornamentals and Biotic Invasion

简述生物入侵的概念和危害,并通过分析观赏性入侵生物的形成过程、危害现状与外来观赏植物引种利用的关系,阐明对外来观赏植物的引种利用,既要考虑绿化美化及园林艺术功能,更要重视这些引入植物可能引起的生态灾难。我国的园林园艺学工作者还面临着如何防止由于外来观赏植物引种可能带来生态灾难的时代责任。

The definition and the detriments of biotic invasion have been briefly introduced. The formation and detrimental status of alien ornamental invaders around the world have clearly revealed that the negative aspects from biological invasion caused by alien ornamental introduction need to be especially considered throughout all process of the alien ornamental introduction. Chinese gardening professionals should always bear in mind that the alien ornamentals have not only highly beautifying values to our living environment, but also potentiality of biotic invasion. Therefore, it is important to evaluate, predict and prevent the negative effects of alien ornamentals before or after they have been introduced.