Standards

DB21/T 1582-2008 Replaced

DB21/T 1582-2008 Digital Forestry Mapping and Distribution Map

Publish Date: 2008-02-01

DB21/T 1590-2008 Replaced

DB21/T 1590-2008 Digital Forestry Database Structure for Forest Resource Inventory

Publish Date: 2008-02-01

DB21/T 1589-2008 Replaced

DB21/T 1589-2008 Digital Forestry Database Provincial Vector Map Library Construction Technical Specification

Publish Date: 2008-02-01

DB21/T 1581-2008 Replaced

DB21/T 1581-2008 Digital Forestry Forest Resource Classification Code (DB21/T 1581-2008)

Publish Date: 2008-02-01

DB21/T 1587-2008 Replaced

DB21/T 1587-2008 Digital Forestry Database Provincial System Layer

Publish Date: 2008-02-01

DB21/T 1404-2006 Replaced

DB21/T 1404-2006 Container seedling technology

Publish Date: 2006-04-01

DB21/T 1291-2004 Replaced

DB21/T 1291-2004 Tree seedling cultivation technology regulations

Publish Date: 2004-03-01

DB21/ 1234-2003 Replaced

DB21/ 1234-2003 Implementation guidelines for acceptance of construction engineering construction quality acceptance

Publish Date: 2003-04-01

DB21/T 1228-2002 Replaced

DB21/T 1228-2002 Student uniform general technical requirements

Publish Date: 2002-07-10

DB21/T 1209-2000 Replaced

DB21/T 1209-2000 Ventilation and smoke evacuation system inspection regulations

Publish Date: 2000-12-25

DB21/T 1208-2000 Replaced

DB21/T 1208-2000 Steel Fireproof Roller Shutter System Inspection Regulations

Publish Date: 2000-12-25

DB21/T 1207-2000 Replaced

DB21/T 1207-2000 Gas fire suppression system inspection regulations

Publish Date: 2000-12-25