【摘要】 对外来入侵物种的现状、存在问题进行了说明,针对我省的实际情况从预防优于治理的思路出发,探讨了生物入侵预警机制的构建原则并论述了该机制的内容体系,提出了保障措施。更多还原

【Abstract】 The paper analyses condition and problem of alien invasive species, discusses construction principle of early warning system of biological intrusion according to the actual situation of Hei Longjiang province and puts forward safeguard measures.更多还原