Home / Standards / GB 20557-2006 GB 20557-2006 Active Frozen semen of goat 山羊冷冻精液 Standard Type GB ICS 65.020.30 CCS B43 Status 现行 Issue Date 2006-09-04 Implementation 2006-12-01 Responsible Dept 农业农村部 Drafting Unit 农业农村部