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Detection and identification of Euphrosyne xanthiifolia
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Detection and identification of Iva xanthifolia Nutt
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Basic data
| Standard ID | GB/T 28090-2025 (GB/T28090-2025) |
| Description (Translated English) | Detection and identification of Euphrosyne xanthiifolia |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | B16 |
| Classification of International Standard | 65.020.20 |
| Word Count Estimation | 26,227 |
| Date of Issue | 2025-05-30 |
| Date of Implementation | 2025-12-01 |
| Older Standard (superseded by this standard) | GB/T 28090-2011 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
GB/T 28090-2025: Detection and identification of Euphrosyne xanthiifolia
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 65.020.20
CCSB16
National Standard of the People's Republic of China
Replace GB/T 28090-2011
Quarantine and identification method of Pseudo-Xanthium sibiricum
Released on 2025-05-30
2025-12-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Foreword
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 28090-2011 "Identification Method for Quarantine of Xanthium sibiricum". Compared with GB/T 28090-2011, in addition to the structural adjustment
In addition to editorial changes, the main technical changes are as follows.
--- Changed "Scope" (see Chapter 1, Chapter 1 of the.2011 edition);
--- The term "capitate" has been deleted, the definitions of the terms "involucre" and "achene" have been changed, and the terms "involucre" and "involucre" have been added (see
Chapter 3, Chapter 2 of the.2011 edition);
--- Changed the "Classification information of Xanthium sibiricum" (see Chapter 4, Chapter 3 of the.2011 edition);
--- Changed "Apparatus and Reagents" (see Chapter 6, Chapter 5 of the.2011 edition);
--- Deleted "Laboratory Testing and Identification" (see Chapter 6 of the.2011 edition);
--- Added "Field Sampling" and "Observation Methods and Sample Preparation" (see Chapters 7 and 8);
--- Changed "Identification Method" (see Chapter 9, 6.3 of the.2011 edition);
--- Changed "Result Determination" (see Chapter 10, Chapter 8 of the.2011 edition);
--- Changed "Sample Storage and Handling" (see Chapter 11, Chapter 9 of the.2011 edition);
--- Added morphological characteristics of Pseudocalli and similar genera (see Appendix B);
--- The morphological characteristics of Xanthium sibiricum have been changed (see Appendix C, Appendix B and Appendix C of the.2011 edition);
--- Added ITS sequence amplification and sequencing information and real-time fluorescence PCR detection of Pseudo-Xanthium sibiricum (see Appendix D and Appendix E).
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 is under the jurisdiction of the National Technical Committee on Plant Quarantine Standardization (SAC/TC271).
This document was drafted by. China Institute of Inspection and Quarantine, Ningxia Hui Autonomous Region Agricultural Technology Extension Center, China Customs Science and Technology
Technical Research Center, Erlian Customs Technical Center, and Alashankou Customs Technical Center.
The main drafters of this document are. Xu Han, Du Wei, Zhao Xiaoli, Zhai Junfeng, Yuan Shuzhen, Li Lan, Liu Fang, Tian Qian, Liu Mengdi, Zhang Ting and Li Zongze.
The previous versions of this document and the documents it replaces are as follows.
---First published in.2011 as GB/T 28090-2011;
---This is the first revision.
Quarantine and identification method of Pseudo-Xanthium sibiricum
1 Scope
method.
This document is applicable to the quarantine and identification of Pseudo-Xanthium sibiricum.
2 Normative references
This document has no normative references.
3 Terms, definitions and abbreviations
3.1 Terms and Definitions
The following terms and definitions apply to this document.
3.1.1
Bract phylary
Bracts arising from the outermost or lower part of the inflorescence.
3.1.2
Involucre
It is composed of multiple bracts, forming one or more whorls of structures that wrap around the inflorescence.
3.1.3
Palea
The scale-like bracts on the inflorescence receptacle of the Asteraceae family.
Note. The plural is paleae.
3.1.4
Achene
A small, dry fruit with a hard, indehiscent skin containing one seed.
Note. The apex is usually covered with pappus or other appendages and the base is usually connected to the fruiting pedicel.
3.2 Abbreviations
The following abbreviations apply to this document.
Ct. cycle threshold
ITS. internal transcribed spacer 1 and internal transcribed spacer 2 of ribosomal DNA, and 5.8S ribosomal gene (internaltranscribed
4.Classification information of Pseudo-Xanthium
...
