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GB/T 14071-2025: Specification for examination and approval of variety of forest tree
Status: Valid GB/T 14071: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 14071-2025 | English | 219 |
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Specification for examination and approval of variety of forest tree
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GB/T 14071-2025
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| GB/T 14071-1993 | English | 319 |
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The standard of examination and approval of improved varieties of forest tree
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GB/T 14071-1993
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Basic data | Standard ID | GB/T 14071-2025 (GB/T14071-2025) | | Description (Translated English) | Specification for examination and approval of variety of forest tree | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B61 | | Classification of International Standard | 65.020.20 | | Word Count Estimation | 10,119 | | Date of Issue | 2025-08-29 | | Date of Implementation | 2025-12-01 | | Older Standard (superseded by this standard) | GB/T 14071-1993 | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration | GB/T 14071-2025: Specification for examination and approval of variety of forest tree---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT14071-2025
ICS 65.020.20
CCSB61
National Standard of the People's Republic of China
Replaces GB/T 14071-1993
Forest variety certification standards
Released on August 29, 2025
Implementation on December 1, 2025
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Scope of Review 1
5 Variety Index Requirements 2
6 Variety Regional Trial Requirements 2
7 Reproduction and cultivation techniques 3
8 Naming Rules 3
9 Results and Records 4
References 5
Preface
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document replaces GB/T 14071-1993 "Standards for Approval of Improved Tree Varieties". Compared with GB/T 14071-1993, except for the structural adjustment and
In addition to editorial changes, the main technical changes are as follows.
--- Changed the scope of application (see Chapter 1, Chapter 1 of the.1993 edition);
--- Changed the terms and definitions of forest tree varieties, forest tree variety approval and forest tree varieties (see 3.1, 3.3, 3.4,.1993 edition 3.1,
3.2, 3.4);
--- Added terms and definitions for regional trials of forest species (see 3.2);
--- Deleted the terms and definitions of improved variety identification and recognition (see 3.3 and 3.5 of the.1993 edition);
--- Changed the “Scope of Approval” for tree species (see Chapter 4, Chapter 4 of the.1993 edition);
--- Changed some index requirements for timber forest tree species (see 5.1, 5.1.1 of the.1993 edition);
--- Changed some index requirements for economic forest tree species (see 5.2, 5.1.2 of the.1993 edition);
--- Deleted the indicators of excellent traits of major economic tree species (see Appendix A of the.1993 edition);
--- Added index requirements for shelterbelt tree species and ornamental tree species (see 5.3, 5.4);
--- Changed the test requirements for some areas of timber forests and economic forest species (see 6.2 to 6.4, 5.2.2 and 5.2.3 of the.1993 edition);
--- Added regional test requirements for shelterbelt and ornamental tree species (see 6.2 to 6.4);
--- Added the content of "Naming Rules" (see Chapter 8);
--- Added the content of "Results and Records" (see Chapter 9);
--- Deleted the content of "Approval of Improved Varieties" (see Chapter 6 of the.1993 edition);
--- Deleted the content of “verification results” (see Chapter 7 of the.1993 edition).
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the State Forestry and Grassland Administration.
This document is under the jurisdiction of the National Technical Committee for Standardization of Forest and Grassland Seeds (SAC/TC115).
This document was drafted by. Beijing Forestry University.
The main drafters of this document are. Kang Xiangyang, Zhang Jinfeng, Li Yue, Li Yun, Li Wei, and Zhang Pingdong.
The previous versions of this document and the documents it replaces are as follows.
---First published in.1993 as GB/T 14071-1993;
---This is the first revision.
Forest variety certification standards
1 Scope
This document defines the terminology of forest tree variety approval, and stipulates the scope, variety indicators, regional test requirements and nomenclature of forest tree variety approval.
rule.
This document applies to the variety approval of timber forest tree species, economic forest tree species, shelter forest 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
variety of trees
Artificially selected or discovered and improved, the product quantity and quality meet production needs, and can adapt to certain natural environments and cultivation conditions
A forest tree population with consistent characteristics, morphological features, biological properties and relatively stable genetic traits.
[Source. GB/T 16620-2023, 7.2.4, modified]
3.2
Multi-regional comparative trials to determine the suitable habitats, application values and promotion scope of forest tree varieties.
[Source. GB/T 16620-2023, 7.2.6, modified]
3.3
The national or provincial forest variety approval committee will review and evaluate the characteristics of the applied variety and its regional test results, and determine its promotion
Value and scope management procedures.
[Source. GB/T 16620-2023, 13.11, with modifications]
3.4
Through testing and verification, it has been proven that in a certain afforestation area, its yield, quality, adaptability, and stress resistance are significantly better than the current main
Propagating material of cultivated or promoted varieties.
[Source. GB/T 16620-2023, 13.8, with modifications]
4 Scope of Review
Those who fall into any of the following situations may apply for forest variety approval.
---Excellent clones;
---Excellent family;
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