退化山地植被恢复和重建的基本理论和方法

退化植被恢复和重建已成为我国农村社会经济环境持续发展面临的迫切任务，提出了人工恢复和退建退化山地植被的基本方法论。退化山地植被和重建必需以兼顾退化 治理和农村经济发展，建设生态经济型植被为目标，阐述了在恢复和重建过程中应的九项生态学原理和芾项技术方法，介绍了诊断一玫方案一物种选择－各种植物 群的设计及其组合与实施－监测和进一步优化调控等基本人工恢复和重建退化地山植被的步骤。该方法论已在岷江上游的在

PRINCIPLES AND METHODOLOGY FOR THE RESTORATION AND REHABILITATION OF VEGETATION IN DEGRADED MOUNTAINOUS LAND

Restoration and rehabilitation of degraded vegetation in mountainous land are pressing jobs in view of the strategy of sustainable development of forestry and agriculture. Principles and methodology on artificial restoration and rehabilitation of vegetation in degraded mountainous land are reported, including the aim, procedures, theories, technological methods, etc. The aim should be taking both the control of degraded environment and the speeding up of economic development into consideration, namely, to build up ecological vegetation. The basic procedures include investigation and diagnosis of degraded ecosystem, strategy-selecting and ecological planning, plants selection, plant communities designing,assembling and putting into implementation, and monitoring and optimation to follow.Nine ecological theories should be considered and seven technological methods are suggested in the process of the restoration and rehabilitation of vegetation. Following the methodology introduced here,satisfactory effects on artificial restoration and rehabilitation of vegetation had been attained at Dagou watershed of upper reaches of The Minjiang River.