Home / Standards / GB/T 34331-2017 GB/T 34331-2017 Active Test method of Cucumber green mottle mosaic virus by transmission electron microscopy 黄瓜绿斑驳花叶病毒透射电子显微镜检测方法 Standard Type GBT ICS 71.040.40 CCS G04 Status 现行 Issue Date 2017-10-14 Implementation 2018-09-01 Responsible Dept 国家标准委 Drafting Unit N/A