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Position: Home > Articles > A Study on Geological Distribution and Ecological Characteristics of Kingdonia uniflora Journal of Northwest Forestry University 2001,16 (2) 1-4+9

独叶草地理分布及生态学特性的研究

作  者:
李景侠;张文辉;李红
单  位:
西北农林科技大学林学院
关键词:
独叶草;分布;生态学特性
摘  要:
对独叶草(Kingdonia uniflora)的地理分布和生态学特性进行了深入的调查与研究,结果表明:1.独叶草仅分布于我国西南与西北的云南、四川、甘肃、陕西等地的中高山地带,分布海拔2510~3975.5m;2.独叶草对生长环境要求严格,适应范围狭窄,在秦岭仅生长于太白红杉(Larix chinensis)林、巴山冷杉(Abies fargesii)林、金背杜鹃(Rhododendron clementinaesubsp.aureodorsale)林、牛皮桦(Betula utilis)林、箭竹林(Sinarundinaria nitida)等群落中;3.特定的气候、植被、土壤、人为干扰是限制独叶草公布的主要因素。在此基础上,提出了保护独叶草的建议及措施。
译  名:
A Study on Geological Distribution and Ecological Characteristics of Kingdonia uniflora
作  者:
LI Jing-xia, ZHANG Wen-hui, LI Hong (College of Forestry, Northw. Sci-Tech Uni. of Agr. and For., Yangling, Shaanxi 712100, China)
关键词:
Kingdonia uniflora; distribution ; ecological characteristics
摘  要:
This article went deep into investigating and researching on the geological distribution and ecological characteristics of Kingdonia uniflora. The results showed: 1. It only distributes at middle and high mountains in the southwest and northwest of China, such as Yunnan, Sichuan, Gansu and Shaanxi. The altitude is between 2 510 m and 3 975. 5 m. 2. It requires special habitat and only lives in the communities of Larix chinensis, Abies fargesii, Rhododendron clementinae subsp. aureodorsale, Betula utilis and Sinarendinaria nitida. 3. The main factors restricting distribution of Kingdonia uniflora are special climate, vegetation, soil and man disturbance. Based on these, we put forward some advices and measures for preserving Kingdonia uniflora.

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