The results show that the ecological elements, structures and functions get better by the measures of the man made restorations for the degenerated ecologies.

• 结果显示,有自然恢复条件的退化生态系统,经过4年人为参与的不同措施修复,小流域复合生态系统的组成要素、生态系统结构和功能都得到一定程度改善。