【摘要】 从生物入侵的原理、生物多样性的概念以及草地农业生态系统的健康评价方面对三者的内在生态关系进行了分析和探讨,以期达到合理引入外来物种、保持生物多样性和稳定草地农业生态系统的三重效应。并在此基础之上提出如何保持生态平衡,使草地农业生态系统能够达到经济、社会和生态三盈,做到可持续的发展。更多还原

【Abstract】 In this paper,the internal ecological relations were analyzed with the principle of biological invasion,the concept of biodiversity and the health value of grassland agroecosystem,aimed to rationally introduce foreign species,hold biodiversity and stablize the grassland agroecosystem.Moreover,it brought about how to keep the ecological balance,make grassland agroecosystem live up to sustainable development as to benefit economy,society and ecology.更多还原