Home / Standards / NY/T 3671-2020 NY/T 3671-2020 Active 设施菜地敞棚休闲期硝酸盐污染防控技术规范 Standard Type NY ICS N/A CCS N/A Status Active Issue Date 2020-07-27 Implementation 2020-11-01 Centralized Committee 农业农村部 Issuing Authority 农业农村部