庐山三宝树之古柳杉衰退原因及复壮措施

Decline Reasons and Rejuvenation Measures of Ancient Cryptomeria fortunei from Three Valuable Trees in Lushan Scenic

江西省庐山风景明胜区"三宝树"景区三宝树之古柳杉已有800余年树龄,因树龄过高、立地条件光照不足、土壤密实度过高、通透性差、根部营养不足、病虫害和寄生植物危害、野生动物危害、人为因素影响等主要原因。已呈现严重衰弱现象。经对"三宝树"之古柳杉衰弱现象进行全面的调研、堪察、讨论、分析,提出了庐山"三宝树"之古柳杉复壮保护决策。

The ancient Cryptomeria fortunei from three valuable trees in the ＂Sanbaoshu＂ scenic in Lushan of Jiangxi Province was over 800 years old,because its high age,poor site conditions,insufficient light,high soil compaction,poor permeability,the roots of malnutrition,parasitic plant pests and diseases and hazards,wildlife hazards,human factors,and other reasons,the ancient tree has shown phenomenon of serious debilitating.Through the comprehensive research,investigation,discussion and analysis on its decline phenomenon,the rejuvenation and protection measures of Cryptomeria fortunei from three valuable trees in Lushan scenic were put forward in this paper.