Home / Standards / GB 19171-2003 GB 19171-2003 Active Pure culture of Agaricus bisporus 双孢蘑菇菌种 Standard Type GB ICS 65.020.20 CCS B39 Status 现行 Issue Date 2003-06-04 Implementation 2003-12-01 Responsible Dept 农业农村部 Drafting Unit 农业农村部