Abstract:

This paper applies the green equivalent to establish a model to evaluate the land utilization structure in Qianjiang city, Hubei province, studies how to optimize the land utilization structure and to enhance the land system function, and how to make a rational distribution and intensive utilization of land resources in all areas, all industries and all units, offering a reference for the sustainable development of regional land resources.

Key words:

ecological green equivalent; land utilization structure; forest coverage ratio; Qianjiang city

摘要：

本文运用绿当量这一概念，通过建立模型，并应用绿当量对潜江市土地利用结构进行现状评价，在此基础上对研究区域土地利用结构进行优化调整，增强土地系统功能,使土地资源在国民经济各地区、各产业、各部门合理分配和集约利用，从而为区域土地资源的可持续利用奠定基础。

关键词: 生态绿当量；土地利用结构；森林覆盖率;潜江市