GB/T 6001-1985
Active
DB21/T 4167-2025
Active
Liaoning ProvinceLocal standards
DB21/T 4167-2025 The technical regulations for the transformation of low-efficiency larch pine forests
DB21/T 4167-2025 The technical regulations for the transformation of low-efficiency larch pine forests
Price:
$ 20.00
Basic Information
Standard Code:
DB21/T 4167-2025
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Forestry
ICS Name:
\nGreening and afforestation
Publish Date:
2025-07-30
Implement Date:
2025-08-30
Development Information
Related Standards
GB/T 14071-1993
Replaced
GB/T 14071-1993 The standard of examination and approval of improved varieties of forest tree
GB/T 14072-1993
Active
GB/T 14072-1993 Conservation principle and method of germplasm resources of forest trees
GB/T 14073-1993
Abolished
GB/T 14073-1993 Selection and breeding of procedure and request of the main broadleaf trees improved variety
GB/T 14175-1993
Active
GB/T 14175-1993 Introduction of exotic forest trees
GB/T 15162-1994
Replaced