城市化区域农业的多功能性与可持续发展

Mutilfunctionality and sustainable development of agriculture in urbanized regions

随着城市化进程的加快,经济社会发达地区普遍出现了资源短缺、环境恶化等生态危机。就其农业而言,不仅在国民经济中的比重较低,发展空间萎缩,而且农业环境污染严重,负面功能逐渐突出。为推动经济发达的城市化地区可持续发展,非常需要保持农业的适度发展,因为农业具有不可替代的生态服务功能,对城市可持续发展有强大的推动作用。保持发达地区农业可持续发展的策略是维持农业生态系统的健康,以及采取科学的、生态的农业环境、资源和技术管理手段。

In the developed regions which have been already urbanized and now troubled with the resource and environment problem , for it＇s agriculture, both the proportion in GDP and the reserved space was reducing constantly , in addition the development was stifled because of the pollution and its negative function. Many studies revealed that for the urban sustainable development, the agriculture with the ecological service function was indispensable. The tactics of agriculture sustainable development is proposed by two aspects , one is maintaining a healthy agro-ecosystem, another is adopting the correct methods in agricultural environment.resource.technology management.