土地生态系统是指在一定地域范围内,土地上无生命体与同一地域范围内的生命体之间,形成一个能量流动和物质循环的有机综合体。
【Key words】 urbanization; land sustainable use; city system; city inner land use; land ecological system;
基于12个网页-相关网页
你所指的是世界上十大主要的土地生态系统。
You refer to ten major types of land ecosystem in the world.
湿地松是一种适合沙化土地生态系统重建的先锋植物。
Pinus elliottii had been found as pioneer plant suitable for sandy land ecosystem reconstruction.
结果表明,该县土地生态系统功能低下,系统的能量转化效率及稳定性较低。
The results show that the function of the land ecosystem is low, the energy conversion efficiency and the stability is not high.
应用推荐