DB21/T 1680-2008
Abolished
Standards
Current Category: CN-DB21 - Liaoning Province
DB21/T 1681-2008
Abolished
DB21/T 1681-2008 Agricultural product quality and safety Apple artificial assisted pollination technical regulations
DB21/T 1659-2008
Abolished
DB21/T 1659-2008
DB21/T 1662-2008
Abolished
DB21/T 1662-2008 Agricultural product quality and safety Apple pear bagging technical operation regulations
DB21/T 1672-2008
Abolished
DB21/T 1672-2008 DB21/T 1672-2008 Rules for Tillage Operations in Rice Paddies
DB21/T 1676-2008
Abolished
DB21/T 1676-2008 The technical regulations for the green asparagus open field production of agricultural product quality safety
DB21/T 1675-2008
Abolished
DB21/T 1675-2008 Determination of atrazine residue in soil (high performance liquid chromatography)
DB21/T 1288-2008
Abolished
DB21/T 1288-2008 Soil testing and fertilization technical specifications
DB21/T 1639.1-2008
Abolished
DB21/T 1639.1-2008 Urban rail transit contactless integrated circuit (IC) card and reader/writer general technical specification Part 1: IC card technology specification
DB21/T 1639.2-2008
Abolished
DB21/T 1639.2-2008 Urban rail transit contactless integrated circuit (IC) card and reader/writer general technical specification Part 2: Reader/writer technical specification
DB21/T 1640.1-2008
Abolished
DB21/T 1640.1-2008 Urban rail transit automatic fare collection system equipment general technical specification Part 1: Ticket vending machine technical specification
DB21/T 1640.2-2008
Abolished