Home / Standards / GB 7331-2003 GB 7331-2003 Active Plant quarantine rules for potato seed tubers producing areas 马铃薯种薯产地检疫规程 Standard Type GB ICS 65.020.40 CCS B21 Status 现行 Issue Date 2003-06-02 Implementation 2003-11-01 Responsible Dept 农业农村部 Drafting Unit N/A