db44 t 157-2003 毛竹低产林改造技术.pdf

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1、ICS65.020.01B64国家质量监督检验检疫总局备案号：14848-2004DB44DB44DB44DB44广东省地方标准DB44/T157—2003毛竹低产林改造技术TheReconstructionTechniqueonLow-yieldStandsofPhyllostachyspubescens2003-08-15发布2003-09-15实施广东省质量技术监督局发布DB44/T157—2003目次前言.............................................................

2、......................II1范围..................................................................................12规范性引用文件........................................................................13术语和定义........................................................................

3、....13.1立竹................................................................................13.2立竹度..............................................................................13.3竹鞭................................................................................13.4退笋..

4、..............................................................................13.5立竹大小............................................................................13.6平均胸径............................................................................13.7立竹年龄...............

5、.............................................................13.8林龄结构............................................................................13.9叶面积指数..........................................................................13.10整齐度.................................

6、............................................13.11毛竹低产林.........................................................................23.12劈山（樵园）.......................................................................23.13垦复.....................................................

7、..........................23.14钩梢...............................................................................24改造指标要求..........................................................................25技术措施.....................................................................

8、........25.1竹林清理............................................................................25.2劈山松土.................