T/BJZMXH 1403-2023 Active Group standards

T/BJZMXH 1403-2023 High-quality forestland soil improvement technical specifications

Publish Date: 2023-12-11 Implement Date: 2023-12-31 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/BJZMXH 1403-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nForest management techniques

ICS Name: \nGreening and afforestation

Publish Date: 2023-12-11

Implement Date: 2023-12-31

Pages: 13 pages

Scope

Scope: This document specifies the technical requirements for high-quality forest land survey and monitoring, soil testing, soil improvement, and file management. This document applies to already established afforestation sites, nursery sites, park green spaces, and other soil improvement projects. **Main Technical Content**: 4. Forest Land Survey and Monitoring 4.1 Small Plot Division - Natural division of the surveyed forest land should be conducted, with the following steps: - Site survey; - Determination of the basis for division; - Regional division: Divide the plot based on its size or using natural boundaries or permanent markers within the plot; - Boundary staking: Implement the division line using topographic maps, aerial photographs, or survey results. 4.2 Soil Improvement Survey Before soil improvement, survey the topography, geomorphology, soil, vegetation species, and maintenance conditions of the small plot. The small plot survey form is provided in Appendix A. 4.3 Vegetation Survey and Monitoring 4.3.1 Conduct a comprehensive survey of the vegetation in the forest land during the growing season and fill out the vegetation survey form. The vegetation survey form is provided in Appendix B. 4.3.2 When the following conditions are observed in the vegetation of the small plot, soil sampling and testing should be conducted promptly: a) Leaf symptoms: Yellowing, chlorosis, scorch edges, curling, small leaves, mottling, hollow spots, or deformities. b) Stem symptoms: Thin, weak stems prone to falling over. c) Flower and fruit symptoms: Only buds without blooming, no fruit production, small or underdeveloped fruits, or few and easily dropping flowers and fruits. d) Plant symptoms: Stunted growth, slow or stagnant development, few branches or tillers, and rotting or dying of apical and lateral meristems. 5. Soil Testing 5.1 Soil Sampling The method, sampling points, and sampling density for soil sampling sha