Qinghai Provincial Standard of the People's Republic of China
Latest
DB63/T 1331-2014
Scope
This procedure is applicable to scientific research, promotion, production units and seed departments at all levels when producing Tongde Elymus elata seeds in areas with an altitude of 2200m - 4200m and an average annual temperature of ≥0.20°C.
DB63/T 1331-2014 history
2014DB63/T 1331-2014 Tongde Elymus amansica Seed Production Technical Regulations