Standards

DB50/T 1483-2023 Active

DB50/T 1483-2023 Production Technical Regulations for Water-soluble Silk Sericin Powder

This document is applicable to the production of water-soluble silk fibroin powder.

Publish Date: 2023-09-18

DB50/T 1482-2023 Active

DB50/T 1482-2023 The production technical specification of silk sericin protein powder

This document is applicable to the production of silk sericin protein powder.

Publish Date: 2023-09-18

DB50/T 1481-2023 Active

DB50/T 1481-2023 Hilly mountainous watermelon field appropriate machine renovation technology specifications

This document is applicable to the mechanization transformation of paddy fields in hilly and mountainous areas.

Publish Date: 2023-09-18

DB50/T 1480-2023 Active

DB50/T 1480-2023 Hillside hilly dryland suitable for mechanization renovation technology specifications

This document is applicable to the mechanized transformation of gentle slopes and arid lands in hilly and mountainous areas.

Publish Date: 2023-09-18

DB50/T 1479-2023 Active

DB50/T 1479-2023 Soil Mechanization Fertilization Techniques Specification

This document is applicable to the mechanized fertilization of soil after the renovation of farmland.

Publish Date: 2023-09-18

DB50/T 1474.3-2023 Active

DB50/T 1474.3-2023 Sewage Treatment Pond Monitoring System Part 3: Operation and Management

This document is applicable to the operation and management of urban septic tank monitoring systems.

Publish Date: 2023-09-18

DB50/T 1474.2-2023 Active

DB50/T 1474.2-2023 Sewage Treatment Tank Monitoring System Part 2: Installation and Commissioning

This document is applicable to the installation and commissioning of urban septic tank monitoring systems.

Publish Date: 2023-09-18

DB50/T 1473-2023 Active

DB50/T 1473-2023 Guidelines for Evaluation of Urban Road Lighting Quality

This document is applicable to the evaluation of lighting quality in urban motor vehicle lanes and intersections, as well as related venues.

Publish Date: 2023-09-15

DB50/T 1472-2023 Active

DB50/T 1472-2023 Children's welfare agency volunteer service regulations

This document is applicable to the management of volunteer services in child welfare institutions, and child protection agencies may refer to it for implementation.

Publish Date: 2023-09-15

DB50/T 1471-2023 Active

DB50/T 1471-2023

This document is applicable to large-scale farms in the Chongqing region.

Publish Date: 2023-09-15

DB50/T 1470-2023 Active

DB50/T 1470-2023 Rill-fed farmland surface runoff pollution prevention and control technology specifications for rotation of grain and vegetable crops in hilly areas

This document is applicable to the prevention and control of non-point source pollution in farmland subject to grain and vegetable rotation in hilly areas.

Publish Date: 2023-09-15

DB50/T 1469-2023 Active

DB50/T 1469-2023

This document is applicable to the compacted and densified planting of corn.

Publish Date: 2023-09-15