Hebei Provincial Standard of the People's Republic of China
Latest
DB13/T 617-2005
Scope
This standard was proposed by the Hebei Provincial Forestry Bureau. This standard was drafted by: Hebei Academy of Forestry Sciences, Hebei Forest Seedling Management Station. The main drafters of this standard: Li Liandi, Zhi Enbo, Wang Yinxiao, Gu Xinqing, Li Xinli, Zhang Quanfeng, Yang Junming. This standard specifies the definition, classification requirements, inspection methods, inspection rules, seedling emergence, transportation and storage of triploid poplar tomentosa. This standard applies to triploid poplar seedlings grown in the open field for afforestation.
DB13/T 617-2005 history
2005DB13/T 617-2005 Seedling Quality Grading Triploid Populus tomentosa