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城郊农业生态系统在生态系统范式演化中的定位,特征及操作策略

The Level , Characteristics and Controls of the Suburbs Agroecosystem in Ecosystem Paradigm Shifting
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摘要 城郊农业生态系统是一类区域性鲜明、功能独特的生态系统。它的功能完善与否及其优劣性不仅影响郊区社会经济状况,也会影响到城市的许多领域。本文从系统→生态系统→农业生态系统→城郊农业生态系统的演化,分析了其功能特征的变化规律,阐述了城郊农业生态系统所应具备的功能内涵,进而揭示了调控或操作该系统所应注意的关键方面,为管理和调控城郊农业生态系统提供理论依据。 The suburbs Agroecosystem is a kind of ecosystem of distinctive regionalism and unique function. Its function perfect or not and its character good or bad affect not only social economic situation in the suburbs , but also many fields in the cities . This paper starts with the evolution of 'system→ecosystem→agroecosystem→ suburbs agroecosystem', and has analysed the changing laws of the characteristics of its function , also , the paper has expounded the connotation of its function which should have in the suburbs agroecosystem, and then, it reveals the key aspect which should be paid attention to in regulating or operating this system and provides the theoretical basis in running and regulating the suburbs agroecosystem.
作者 程治山
出处 《天津农学院学报》 CAS 1995年第4期1-4,共4页 Journal of Tianjin Agricultural University
关键词 生态系统 演化 城郊农业生态系统 功能 调控 Ecosystem Evolution Suburbs Agroecosystem Function Regulate
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