DB21/T 1691-2026 Active Liaoning ProvinceLocal standards

DB21/T 1691-2026

Publish Date: 2026-03-30 Implement Date: 2026-04-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB21/T 1691-2026

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Forestry

ICS Name: Integrated agriculture and forestry

Publish Date: 2026-03-30

Implement Date: 2026-04-30

Publisher: 辽宁省市场监督管理局

Technical Committee: 辽宁省林业和草原局

Development Information

Drafting Units:

辽宁省森林经营研究所

Replace the following standards

DB21/T 1691-2020 Red Pine Fruitless Forest Cultivation Technical Regulations DB21/T 3277-2020 Red pine large-diameter wood cultivation technical regulations

Related Standards

GB/T 14551-1993 Replaced

GB/T 14551-1993 Organisms quality - Determination of BHC and DDT—Gas chromatography

Publish Date: 1993-08-06

GB/T 15549-1995 Replaced

GB/T 15549-1995 Sensory analysis—Methodology—Initiation and training of assessors in the detection and recognition of odours

Publish Date: 1995-04-19

GB/T 15790-1995 Replaced

GB/T 15790-1995 Rules for investigation and forecast of the rice blast [Pyricularia oryzae (Cavara)]

Publish Date: 1995-12-08

GB/T 15792-1995 Replaced

GB/T 15792-1995 Rules for investigation and forecast of the rice stem borer [Chilo suppressalis (Walker)]

Publish Date: 1995-12-08

GB/T 15794-1995 Replaced

GB/T 15794-1995 Rules for investigation and forecast of the brown planthopper(Nilaparvata lugens Stal) and the white-backed planthopper(Sogatalla furcifera Horvath)

Publish Date: 1995-12-08

GB/T 16453.1-1996 Replaced

GB/T 16453.1-1996 Regulation of techniques for comprehensive control of soil erosion—Technique for erosion control of slope land

Publish Date: 1996-06-25