GB 12340-1990
Replaced
GB/T 41475-2022
Active
National standards
GB/T 41475-2022 Specifications for color and legend of soil nutrient maps at the scale of 1∶25 000~1∶500 000
GB/T 41475-2022 Specifications for color and legend of soil nutrient maps at the scale of 1∶25 000~1∶500 000
Basic Information
Standard Code:
GB/T 41475-2022
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nSoil and fertilizer
ICS Name:
Astronomy, geodesy, and geography
Publish Date:
2022-04-15
Implement Date:
2022-11-01
Pages:
18 pages
Scope
This document specifies the color code settings and layout for 15 indicators of soil nutrient maps at scales of 1:25,000 to 1:500,000, as well as requirements for legends and annotations. This document is applicable to the compilation and publication of soil nutrient maps at the aforementioned scales, including paper maps and electronic maps. Note: The 15 indicators include soil organic matter, total nitrogen, total phosphorus, total potassium, available phosphorus, rapidly available potassium, exchangeable calcium, exchangeable magnesium, total sulfur, available iron, available manganese, available copper, available zinc, available boron, and available molybdenum.
Development Information
Related Standards
GB 12341-1990
Replaced
GB 12341-1990 1:25000, 1:50000 and 1:100000 topographic maps—Specifications for aerophotogrammetric field work
GB/T 13605-1992
Abolished
GB/T 13605-1992 Coordinatograph
GB/T 13977-1992
Replaced
GB/T 13977-1992 Specifications for aerophotogrammetric field work 1:5000, 1:10000 topographic maps
GB/T 13989-1992
Replaced
GB/T 13989-1992 Subdivision and numbering for the national primary scale topographic maps
GB/T 13990-1992
Replaced