Home / Standards / GB/T 22746-2008 GB/T 22746-2008 Active Product of geographical indication - Biyang Hua Gu(flower shiitake mushroom) 地理标志产品 泌阳花菇 Standard Type GBT ICS 67.080 CCS B39 Status 现行 Issue Date 2008-12-28 Implementation 2009-06-01 Responsible Dept 国家知识产权局 Drafting Unit N/A