区域农业可持续发展的生态安全及其评价探析

Ecological Safety and Assessment of Regionally Sustainabl Agriculture Development

资源、生态环境问题是区域农业可持续发展的核心和基础。本文首次提出农业可持续发展的生态安全的概念、特点 ;并以浙江省嘉兴市为例 ,讨论了区域农业可持续发展的生态安全评价的基本过程和方法 ;提出了包括资源生态环境压力、质量和保护整治能力三方面指标在内的评价指标体系 ,不安全标准值的确定和不安全指数的计算方法 ;提出了区域农业可持续发展的生态安全建设的途径和对策。

Resources and ecological environment are the core and base of sustainable development of regional agriculture The concept and features of the ecological safety is put forward by this article for the first time Taking Jiaxing City of Zhejiang Province as an example,it discusses the basic procedure and methods of ecological safery evaluation It also offers the evaluation indictor system including indexes of pressure,quality and rehabilitation ability of resource-ecology-environment,the unsafe standard value definition,the unsafe indexes calculation model and the relative means and measures