| 贵州桦木资源现状与开发利用策略 |
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| 引用本文： | 杨安敏,曾亚军,邓伯龙,陈波涛.贵州桦木资源现状与开发利用策略[J].资源开发与市场,2010,26(5):438-440. |
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| 作者姓名： | 杨安敏 曾亚军 邓伯龙 陈波涛 |
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| 作者单位： | 1. 贵州省林业厅,林业种苗站,贵州,贵阳,550001
2. 贵州省林业科学研究院,贵州,贵阳,550005 |
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| 基金项目： | 贵州省科技厅攻关项目，贵州省科技厅创新能力建设项目 |
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| 摘 要： | 贵州桦木种类有7个,其中桦木属有4个种,桤木属有3个种。光皮桦和旱冬瓜是分布最广的两个种,全省各地均有分布。传统林业主产区的现有桦木资源数量比非主产区小,现有桦木资源以中、幼林为主,中、幼林的面积和蓄积超过98%,近、成熟林和过熟林资源相对非常少。贵州桦木资源开发利用应系统开展良种选育研究,加强抚育管理、综合改造"三低"林分,科学规划、合理布局良种基地,采用良种良法营造高效用材林基地。
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| 关 键 词： | 桦木资源 开发利用 策略 |
Present Conditions,Development and Utilization Strategies of Birch Resources in Guizhou Province |
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| YANG An-min,ZENG Ya-jun,DENG Bo-long,CHEN Bo-tao.Present Conditions,Development and Utilization Strategies of Birch Resources in Guizhou Province[J].Resource Development & Market,2010,26(5):438-440. |
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| Authors: | YANG An-min ZENG Ya-jun DENG Bo-long CHEN Bo-tao |
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| Institution: | YANG An-min1,ZENG Ya-jun2,DENG Bo-long1,CHEN Bo-tao2(1.Seed , Seedling Station,Guizhou Provincial Forestry Department,Guiyang 550001,China,2.Guizhou Academy of Forestry,Guiyang 550005,China) |
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| Abstract: | There were 7 birch species in Guizhou Province with 4 species from Betula and 3 from Alnus.Betula luminifera and Alnus nepalensis were the most widely distributed species and they were distributed everywhere within the province.There were small quantities of birch resources in the traditional major forestry production areas compared with the minor forestry production areas.The existing birch resources were mainly middle-aged and young forests,whose area and volume were over 98%,and the resources in near-mat... |
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| Keywords: | birch resources development and utilization strategies |
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