对琅琊山特有的树种琅琊榆（ＵｌｍｕｓｃｈｅｎｎｏｕｉＣｈｅｎｇ）进行了野外调查、木材解剖特征、木材物理力学性质及木材化学成分分析测试以及木材加工性质等方面的研究，结果表明：琅琊榆木材材性优良，花纹美丽，可以用于高级家具、工艺美术、装饰装修等多种用途；其优异的林学特性，决定了它既可以适应碱性土壤的生长条件，又可适应石灰岩及弱碱性土壤的生长环境。 Ulmuschennoui Cheng, a tree species endemic to Langya Mountain, was investigated by field investigation, anatomical characteristics of wood, physical and mechanical properties of wood, chemical composition analysis and testing of wood and the nature of wood processing. The results showed that: Beautiful, can be used for advanced furniture, arts and crafts, decoration and other purposes; its excellent forest characteristics, it determines that it can adapt to the growth of alkaline soil conditions, but also to adapt to the growth of limestone and weak alkaline soil environment.