db23t1058-2006城市供热行业服务规范.pdf

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1、ICSDB23黑龙江省地方标准DB23/T928—2005无公害马铃薯种薯产品质量Virus-freePotatoSeeds2005-01-18发布2005-01-18实施黑龙江省质量技术监督局发布DB23/T928-2005目次前言.......................................................................................................................................................II1范围............

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

3、................................................................................................................................13.1脱毒马铃薯种薯............................................................................................................................13.2基础种薯：分为三级。........

4、........................................................................................................13.2.1原原种pre-elite........................................................................................................................13.2.2一级原种eliteI...........................

5、.............................................................................................23.2.3二级原种eliteⅡ....................................................................................................................23.3合格种薯：分为二级。..............................................

6、..................................................................23.3.1一级种薯certifiedgradeI.........................................................................................................23.3.2二级种薯certifiedgradeⅡ................................................................

7、....................................23.4病毒病株允许率............................................................................................................................13.5细菌病株允许率.......................................................................................................

8、.....