DB21/T 4168-2025 Active Liaoning ProvinceLocal standards

DB21/T 4168-2025 Technical Specifications for the Cultivation of Shikaden Under Poplar Forests

DB21/T 4168-2025 DB21/T 4168-2025 Planting Techniques for Radix Isatis under Poplar Forests in Yangshuo County, China

Publish Date: 2025-07-30 Implement Date: 2025-08-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB21/T 4168-2025

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: \nForest management techniques

ICS Name: \nGreening and afforestation

Publish Date: 2025-07-30

Implement Date: 2025-08-30

Development Information

Related Standards

GB/T 6001-1985 Active

GB/T 6001-1985 Technical regulations for cultivation of tree seedlings

Publish Date: 1985-05-18

GB/T 14071-1993 Replaced

GB/T 14071-1993 The standard of examination and approval of improved varieties of forest tree

Publish Date: 1993-02-04

GB/T 14072-1993 Active

GB/T 14072-1993 Conservation principle and method of germplasm resources of forest trees

Publish Date: 1993-02-04

GB/T 14073-1993 Abolished

GB/T 14073-1993 Selection and breeding of procedure and request of the main broadleaf trees improved variety

Publish Date: 1993-02-04

GB/T 14175-1993 Active

GB/T 14175-1993 Introduction of exotic forest trees

Publish Date: 1993-02-16

GB/T 15162-1994 Replaced

GB/T 15162-1994 Technical guidelines for afforestation by aerial seeding

Publish Date: 1994-08-12