DB15/T 4335.2-2026 Active

DB15/T 4335.2-2026 Quality Monitoring Specification for Individual Industrial and Commercial Households Part 2: Typification and Classification

Publish Date: 2026-03-13

DB15/T 4335.1-2026 Active

DB15/T 4335.1-2026 Individual Household Business Establishment Development Quality Monitoring Specification Part 1: Activity Level Estimation

Publish Date: 2026-03-13

DB15/T 4334-2026 Active

DB15/T 4334-2026 Guidelines for Evaluation of Water-saving Irrigation Districts

Publish Date: 2026-03-13

DB15/T 4333-2026 Active

DB15/T 4333-2026 Ecological effectiveness evaluation technical specification for integrated desertification control projects

Publish Date: 2026-03-13

DB15/T 4332-2026 Active

DB15/T 4332-2026 Ecological effectiveness evaluation technical specifications for degraded grassland restoration projects

Publish Date: 2026-03-13

DB15/T 4331-2026 Active

DB15/T 4331-2026 Ecological effect evaluation technical specifications for sandland ecological protection and restoration engineering

Publish Date: 2026-03-13

DB15/T 4330-2026 Active

DB15/T 4330-2026 Assessment Technical Guidelines for Ecological Effectiveness of Desertification Control in Arid and Semiarid Regions

Publish Date: 2026-03-13

DB15/T 4329-2026 Active

DB15/T 4329-2026 "Bilateral spruce beetle quarantine technical regulations"

Publish Date: 2026-03-13

DB15/T 4349-2026 Active

DB15/T 4349-2026 The technical specifications for contour planting using biodegradable ground film made from beetroot

Publish Date: 2026-03-13

DB15/T 4348-2026 Active

DB15/T 4348-2026 Sweet beet soil fertility improvement and high yield cultivation technical specification for reducing soil obstacles in the top layer

Publish Date: 2026-03-13

DB15/T 4347-2026 Active

DB15/T 4347-2026 Salt-alkali soil mugi high-efficiency and high-quality cultivation technical specifications

Publish Date: 2026-03-13

DB15/T 4346-2026 Active

DB15/T 4346-2026 Techniques for adding beta-carotene to the feed of dairy cows during the breeding and perinatal period

Publish Date: 2026-03-13