the significance and influence of ecology research which derive from vegetation sciences on forestry were discussed. the definition and implementary approach to ecological soundness were expounded.
文中论述了起源于植被科学的生态研究对林业的意义和影响。
the concept of community forestry and its origin and development were reviewed, and the concept of ecological soundness was defined in term of ecosystem.
文中对社区林业的概念及其产生和发展的过程进行了概述,并从生态系统的角度对生态良好的概念进行了界定。
the approach seeks to improve the efficacy, cost-effectiveness, ecological soundness and sustainability of disease-vector control.
这一措施旨在增进有效性、成本效益、生态合理性以及病媒控制的可持续性。