GB/T 20533-2026 Active National standards

GB/T 20533-2026 Metadata for ecological scientific data

GB/T 20533-2026 Metadata for ecological scientific data

Publish Date: 2026-02-27 Implement Date: 2026-06-01 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: GB/T 20533-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Computer applications

ICS Name: Information technology applications

Publish Date: 2026-02-27

Implement Date: 2026-06-01

Pages: 104 pages

Scope

This document specifies a conceptual model for describing ecological science data at the dataset level, establishes a set of mandatory, conditionally mandatory, and optional subsets of metadata, metadata entities, and metadata elements that constitute this model, the minimum set of metadata elements required for metadata applications at various levels of demand (referred to as core metadata), and rules for extending and formulating specialized metadata standards to meet special needs. It also describes the method for formulating specialized metadata standards.
This document is applicable to the cataloging, description, and standardized management of ecological science datasets and dataset series, as well as to data services provided by scientific data centers.

Development Information

Word Count: 186 Thousand words Pages: 104 pages

Replace the following standards

GB/T 20533-2006 Metadata for ecological data

Referenced Standards

GB/T 4880-1991 Code for the representation of names of language GB/T 4880.1-2005 Codes for the representation of names of languages—Part 1:Alpha-2 code GB/T 4880.2-2000 Codes for the representation of names of languages—Part 2:Alpha-3 code GB/T 4880.3-2009 Codes for the representation of names of languages—Part 3:Alpha-3 code for comprehensive coverage of languages GB/T 7408-1994 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408-2005 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408.1-2023 Date and time—Representations for information interchange—Part 1:Basic rules GB/T 7408.2-2025 Date and time—Representation for information interchange—Part 2:Extensions GB/T 7714-1987 Descriptive rules for bibliographic references GB/T 7714-2005 Rules for content，form and structure of bibliographic references GB/T 7714-2015 Information and documentation—Rules for bibliographic references and citations to information resources GB/T 7714-2025 Information and documentation—Rules for bibliographic references and citations to information resources GB/T 30522-2014 Science and technology infrastructure—Metadata standardization principle and method GB/T 30523-2023 Science and technology resource core metadata GB/T 32843-2016 Science and technology resource identification GB/T 35294-2017 Information technology—Scientific data citation GB/T 36369-2018 Information and documentation—Digital object identifier system GB/T 39908-2021 Science and technology program-generated scientific data archiving—General code set

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