DB21/T 2052-2012
Seedling quality grades of main afforestation tree species (English Version)

Standard No.

DB21/T 2052-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

Liaoning Provincial Standard of the People's Republic of China

Status

Be replaced 2014-06

Replace By

DB21/T 2277-2014

Latest

DB21/T 2277-2014

DB21/T 2052-2012 history

• 2014 DB21/T 2277-2014 Technical Regulations for Afforestation of Pinus sylvestris
• 2012 DB21/T 2052-2012 Seedling quality grades of main afforestation tree species

DB21/T 2052-2012 Seedling quality grades of main afforestation tree species was changed to DB21/T 2277-2014 Technical Regulations for Afforestation of Pinus sylvestris.