GB/T 14071-2025 Specification for examination and approval of variety of forest tree English, Anglais, Englisch, Inglés, えいご
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ICS 65. 020.20 CCS B 61
National Standard of the People's Republic of China
GB/T 14071-2025
Replaces GB/T 14071-1993
Specification for Examination and Approval of Forest Tree Variety
Issued on August 29, 2025
Implemented on December 1, 2025
Issuing by
National Market Supervision and Administration
National Standardization Administration Committee
Contents
Preface
1 Scope
2 Normative References
3 Terms and Definitions
4 Scope of Examination and Approval
5 Requirements for Variety Indicators
6 Requirements for Regional Trials of Varieties
7 Propagation and Cultivation Technology
8 Naming Rules
9 Results and Records
References
1 Scope
This document defines the terms for the examination and approval of forest tree varieties, specifies the scope of examination and approval for forest tree varieties, the requirements for variety indicators, the requirements for regional trials, and the naming rules.
This document applies to the examination and approval of varieties of timber - producing tree species, economic tree species, protective tree species, and ornamental tree species.
2 Normative References
This document has no normative references.
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Forest Tree Variety
A group of forest trees that have been artificially selected or discovered and improved, meet the requirements for product quantity and quality, can adapt to certain natural environments and cultivation conditions, have consistent morphological characteristics and biological properties, and have relatively stable genetic traits.
[Source: GB/T 16620—2023, 7.2.4, with modifications]
3.2 Regional Trial of Forest Tree Variety
A comparative trial in multiple regions to determine the suitable ecological region, application value, and promotion range of a forest tree variety.
[Source: GB/T 16620—2023, 7.2.6, with modifications]
3.3 Examination and Approval of Forest Tree Variety
A management procedure where the national or provincial committees for the examination and approval of forest tree varieties review and evaluate the characteristics of the applied variety and its regional trial results to determine its promotion value and suitable range.
[Source: GB/T 16620—2023, 13.11, with modifications]
3.4 Improved Forest Tree Variety
Reproductive materials that have been proven through trials and approval to be significantly superior to the currently dominant or promoted varieties in terms of yield, quality, adaptability, and stress resistance in a certain afforestation area.
[Source: GB/T 16620—2023, 13.8, with modifications]
4 Scope of Examination and Approval
Any of the following situations can be applied for the examination and approval of forest tree varieties:
— Excellent clonal lines;
— Excellent family lines;
— Excellent seed sources;
— Seeds from mother tree forests;
— Seeds from seed orchards.
