Home / Standards / GB/T 38307-2019 GB/T 38307-2019 Active Agricultural service—Guidelines for agricultural certified seed extension service 农业社会化服务 农业良种推广服务通则 Standard Type GBT ICS 65.020.01 CCS B00 Status 现行 Issue Date 2019-12-10 Implementation 2019-12-10 Responsible Dept 农业农村部 Drafting Unit N/A