Home / Standards / GB/T 23478-2009 GB/T 23478-2009 Active Technical regulation on the surveying and monitoring of pine wood nematode 松材线虫普查监测技术规程 Standard Type GBT ICS 65.020 CCS B16 Status 现行 Issue Date 2009-04-01 Implementation 2009-09-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委