GB 4862-1984
Replaced
DB53/T 659-2014
Active
Yunnan ProvinceLocal standards
DB53/T 659-2014 DB53/T 659-2014 Southwest Poplar Culture Seedling Culture Specification and Procedures。
DB53/T 659-2014 DB53/T 659-2014 Southwest Poplar Culture Seedling Culture Specification and Procedures。
Price:
$ 30
Basic Information
Standard Code:
DB53/T 659-2014
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Agricultural and forestry technology
ICS Name:
Agriculture and forestry
Publish Date:
2014-12-18
Implement Date:
2015-02-18
Scope
This standard specifies the basic requirements, culture medium, tissue culture, transplantation, seedling management, and technical requirements for seedling production during the process of in vitro cultivation of Betula alnoides, a major afforestation tree species in Yunnan. This standard is applicable to the industrialized production of Betula alnoides in vitro seedlings.
Development Information
Related Standards
GB/T 8137-1987
Replaced
GB/T 8137-1987 Seed lac—Specification
GB/T 8138-1987
Replaced
GB/T 8138-1987 Shellac
GB/T 8139-1987
Replaced
GB/T 8139-1987 Dewaxed shellac, Decolorized shellac and decolorized dewaxed shellac
GB/T 8140-1987
Replaced
GB/T 8140-1987 Bleached lac
GB/T 8141-1987
Replaced