Sichuan Provincial Standard of the People's Republic of China
Latest
DB51/T 1897-2014
Scope
This standard specifies the terms and definitions of Red Maple high-altitude layering propagation and seedling technology, mother trees and branches, auxiliary materials, high-altitude layering, later management and care, plant separation, transplantation, seedling management, nursery release, and documentation. This standard applies to Sichuan red maple high-altitude layering propagation and seedling raising.
DB51/T 1897-2014 history
2014DB51/T 1897-2014 Technical regulations for high-altitude layering propagation and seedling raising of red maple