国内外退耕地植被恢复研究现状*

综述了国内外退耕地植被恢复的研究现状。重点讨论了土壤种子库在植被恢复过程中的作用 ,种子库与地上部分植物的关系及其演替过程中植物种类的变化、植被自然恢复过程中对土壤的影响程度 ,退耕地的还草和还林方法、过程和结果等。同时也介绍了微生物和动物对植物演替过程的影响。

The Review of Vegetation Restoration on Old Field at Home and Abroad

Three aspects of research on vegetation restoration on old field at home and abroad are reported. In natural vegetation restoration, the researches focused on seed bank and its effect on and the relationship with process of vegetation restoration as well as vegetation succession (including invading, colonization and competition). The soil change was also discussed with vegetation restoration process. In artificial vegetation restoration,the old field restoring into pasture or forest, including methods, process and result, was discussed. In the same time,the mounts of papers were showed that microbe and animal had a very apparent top down effect on vegetation restoration process.