Gansu Provincial Standard of the People's Republic of China
Latest
DB62/T 4192-2020
Scope
This standard specifies the technical requirements for environmental conditions, site selection and preparation, seed selection, sowing, field management, major pest and disease control, and seed harvesting for woad seed breeding. This standard applies to the breeding of woad seeds in Gansu Province.
DB62/T 4192-2020 history
2020DB62/T 4192-2020 Technical Regulations of Isatis Indigo Seed Propagation