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GB/T 31790-2025 English PDF

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GB/T 31790-2025: Detection and identification of main viroids for Solanaceae crops
Status: Valid

GB/T 31790: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 31790-2025English459 Add to Cart 4 days [Need to translate] Detection and identification of main viroids for Solanaceae crops Valid GB/T 31790-2025
GB/T 31790-2015English319 Add to Cart 3 days [Need to translate] Detection and identification of Potato spindle tuber viroid Valid GB/T 31790-2015

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Basic data

Standard ID GB/T 31790-2025 (GB/T31790-2025)
Description (Translated English) Detection and identification of main viroids for Solanaceae crops
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard B16
Classification of International Standard 65.020.20
Word Count Estimation 22,299
Date of Issue 2025-04-25
Date of Implementation 2025-11-01
Older Standard (superseded by this standard) GB/T 31790-2015
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 31790-2025: Detection and identification of main viroids for Solanaceae crops

---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 31790-2015 Detection and identification methods of important viroids in Solanaceae crops Released on 2025-04-25 2025-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the rules 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 31790-2015 "Potato spindle tuber viroid quarantine identification method" and is consistent with GB/T 31790-2015. In addition to structural adjustments and editorial changes, the main technical changes are as follows. a) Added “Taxonomic information of important viroids of Solanaceae crops” (see Chapter 4); b) Added “Method Principles” (see Chapter 5); c) "Reagents" has been changed (see 6.1, 3.3 of the.2015 edition); d) "Instruments and equipment" has been changed (see 6.2, 3.1 of the.2015 edition); e) "Utensils" has been changed (see 6.3, 3.2 of the.2015 edition); f) Added "Sample Preparation" (see Chapter 7); g) Changed “Result Determination” (see Chapter 9, Chapter 5 of the.2015 edition); h) “Reciprocating two-dimensional polyacrylamide gel electrophoresis (R-PAGE)” was deleted (see Appendix B of the.2015 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 is proposed and coordinated by the National Technical Committee on Plant Quarantine Standardization (SAC/TC271). This document was drafted by. China Institute of Inspection and Quarantine, Shenyang Agricultural University, and Fuzhou Customs Technical Center. The main drafters of this document are. Zhao Zhenxing, Zhang Yongjiang, Xia Zihao, Dong Zheng, and Shen Jianguo. The previous versions of this document and the documents it replaces are as follows. ---First published in.2015 as GB/T 31790-2015; ---This is the first revision. Detection and identification methods of important viroids in Solanaceae crops

1 Scope

This document describes the important viroids of Solanaceae crops (potato spindle tuber viroid, snapdragon latent viroid, pepper fruitlet viroid, RT-PCR and real-time fluorescence RT-PCR detection methods for tomato chlorotic stunt viroid. This document applies to important viroids in Solanaceae crop materials and seeds (potato spindle tuber viroids, snapdragon latent viroids, pepper Molecular biological detection of pepper fruitlet viroids and tomato chlorotic stunt viroids.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 6682 Specifications and test methods for water used in analytical laboratories

3 Terms and definitions

There are no terms or definitions that require definition in this document.

4 Classification information of important viroids in Solanaceae crops

4.1 Chinese name. Potato spindle tuber viroid Abbreviation.PSTVd Taxonomic status. Pospiviroidae, Pospiviroid Additional information on potato spindle tuber viroid is given in Appendix A. 4.2 Chinese name. Antirrhinum latent virus English Name. Columnealatentviroid Abbreviation.CLVd Taxonomic status. Pospiviroidae, Pospiviroid Additional information on snapdragon latent viroids is provided in Appendix B. 4.3 Chinese name. Pepper fruitlet virus Abbreviation. PCFVd Taxonomic status. Pospiviroidae, Pospiviroid Additional information on pepper fruitlet viroids is provided in Appendix C.

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