DB21/T 20020-2025 Active Liaoning ProvinceLocal standards

DB21/T 20020-2025 Degradation of black soil fast fertilization technical regulations

Publish Date: 2025-09-23 Implement Date: 2025-12-24 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB21/T 20020-2025

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Agricultural and forestry technology

ICS Name: Plant cultivation

Publish Date: 2025-09-23

Implement Date: 2025-12-24

Publisher: 辽宁省市场监督管理局

Technical Committee: 辽宁省农业农村厅、吉林省农业农村厅、黑龙江省黑土地保护利用标准化技术委员会、内蒙古自治区农业标准化技术委员会

Development Information

Related Standards

GB/T 3242-1982 Replaced

GB/T 3242-1982 Rules of operation for the production technology of cotton stock seed

Publish Date: 1982-05-23

GB/T 3543.2-1995 Replaced

GB/T 3543.2-1995 Rules for agricultural seed testing—Sampling

Publish Date: 1983-03-01

GB/T 3543.3-1995 Replaced

GB/T 3543.3-1995 Rules for agricultural seed testing—Purity analysis

Publish Date: 1983-03-01

GB 6141-1985 Replaced

GB 6141-1985 Qualities grading of main cultivated legume seeds

Publish Date: 1985-06-20

GB 6142-1985 Replaced

GB 6142-1985 Qualities grading of main cultivated grasses seeds

Publish Date: 1985-06-20

GB 6143-1985 Abolished

GB 6143-1985 Qualities grading of main cultivated artemisia sphaerocaphala and kochia prastrata seeds

Publish Date: 1985-06-20