Home / Standards / NY/T 3863-2021 NY/T 3863-2021 Active 茶云纹叶枯病综合防治技术规程 Standard Type NY ICS N/A CCS N/A Status Active Issue Date 2021-05-07 Implementation 2021-11-01 Centralized Committee 农业农村部 Issuing Authority 农业农村部