Standards

DB21/T 1909-2011 Replaced

DB21/T 1909-2011 Liao Yue Bai Niu (Liao White Cow)

Publish Date: 2011-09-19

DB21/T 1894-2011 Replaced

DB21/T 1894-2011 Outdoor Bioreactor External Technology Specification for Straw Bioreactor in Greenhouse

Publish Date: 2011-07-27

DB21/T 1904-2011 Replaced

DB21/T 1904-2011 Disposable film covering machinery operation technical procedures

Publish Date: 2011-07-27

DB21/T 1895-2011 Replaced

DB21/T 1895-2011 DB21/T 1895-2011 Greenhouse Straw Bioreactor In-built Technical Regulations

Publish Date: 2011-07-27

DB21/T 1476-2011 Replaced

DB21/T 1476-2011 DB21/T 1476-2011 Energy-saving Design Standards for Residential Buildings

Publish Date: 2011-07-22

DB21/T 1897-2011 Replaced

DB21/T 1897-2011 Agricultural product quality and safety Japanese chestnut high yield production technical specification

Publish Date: 2011-07-21

DB21/T 1889-2011 Replaced

DB21/T 1889-2011 Diagnostic technical procedures for avian leukosis

Publish Date: 2011-01-17

DB21/T 1876-2011 Replaced

DB21/T 1876-2011 DB21/T 1876-2011 Jūnzǐlán Shēngchǎn Jìshù Gōngzhǐ Yùnlián

Publish Date: 2011-01-10

DB21/T 1869-2010 Replaced

DB21/T 1869-2010 DB21/T 1869-2010 Cement polystyrene mold cavity system reinforced concrete wall building technical specification

Publish Date: 2010-12-31

DB21/T 1844-2010 Replaced

DB21/T 1844-2010 Wall exterior insulation and decorative composite panel exterior insulation engineering technical specification

Publish Date: 2010-12-01

DB21/T 1809-2010 Replaced

DB21/T 1809-2010 DB21/T 1809-2010 Guidelines for Operation of Greenhouse Roll-up Mechanism Machinery

Publish Date: 2010-06-01

DB21/T 1803-2010 Replaced

DB21/T 1803-2010 Cultivation and transportation technical regulations for suitable and robust watermelon seedlings

Publish Date: 2010-06-01