重庆市石斛属资源及生态调查研究

通过对重庆地区的实地调查，基本收集整理了重庆石斛属资源种类、分布、生态环境、产业现状等情况。结果发现重庆南川、石柱等6 个区县有野生石斛属资源4 种；主要附生于乌岗栎、黄桷树、核桃树、青冈等森林植物的树干上和山谷峭壁上，其附生生长的附主条件和光照等生态因子对石斛生长有较大影响；石斛栽培品种单一，处于试种的产业发展初期阶段。

Dendrobium Resources and Ecological Investigation of Chongqing

Through the investigation on Dendrobium Sw. resources of Chongqing, the species, distribution, ecological environment, and industry situations were basically clarified. The results showed that six counties including the Nanchuan district and Shizhu county had about 4 species, which mainly grew on trunks of forest plants such as Quercus phillyreoides, Ficus virens, walnut tree, and Fagus longipetiolata, as well as cliff valley. Its growth of the main conditions and illuminations has a great influence on ecological factors in Dendrobium Sw. stem growth. The cultivated variety of Dendrobium Sw. was a single. It was still in the early-stage trial of industry development.