T/NAASS 177-2026 Active Group standards

T/NAASS 177-2026 Technical code for Cultivation of Echinochloa frumentacea (Hunan Jizi) in Moderate -Severe saline land in theYellow River Irrigation Area of Ningxia

Publish Date: 2026-01-15 Implement Date: 2026-01-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/NAASS 177-2026

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Technical management

ICS Name: Plant cultivation

Publish Date: 2026-01-15

Implement Date: 2026-01-25

Scope

This regulation specifies the terms and definitions, land preparation, variety selection, sowing, fertilization, irrigation, harvesting, and other key technologies for the cultivation of Hunan Juzi in moderately and severely saline-alkali soils in the Yinghe Irrigation Area of Ningxia. This document is applicable to moderately and severely saline-alkali soils in the Yinghe Irrigation Area of Ningxia. **Terms and Definitions** The following terms and definitions apply to this document. 3.1 Moderate Saline-Alkali Soil A saline-alkali soil with a soluble total salt content of 0.3% to 0.5% in the 0 cm to 20 cm layer and a pH value of 8.5 to 9.0. 3.2 Severe Saline-Alkali Soil A saline-alkali soil with a soluble total salt content ≥ 0.5% in the 0 cm to 20 cm layer and a pH value ≥ 9.0. **Land Preparation** 4.1 Site Selection Select plots with a soluble total salt content ≤ 0.6% in the 0 cm to 20 cm layer, an alkalinity ≤ 30%, or a pH value ≤ 9.5, and equipped with irrigation and drainage systems. It is suitable for rotating crops such as alfalfa or corn. 4.2 Pre-sowing Closure In mid-to-late September of the year preceding sowing, spray glyphosate at a rate of 350 to 400 ml/L diluted with 50 to 60 L of water on weeds such as reeds, jijigrass, and icegrass to kill them. The use of glyphosate solution shall comply with GB/T