标准解读

LY/T 3392-2024 是一项关于植物新品种特异性、一致性和稳定性测试的指南,特别针对香椿属植物。该标准旨在为香椿属植物新品种的鉴定和保护提供科学方法和评判准则,确保新品种的独特性、遗传稳定性和市场推广前的一致性表现。以下是该标准的主要内容概述:

  1. 范围:本标准明确了适用于香椿属植物新品种在申请新品种权保护时所需进行的特异性(即与已知品种有明显差异)、一致性和稳定性测试的具体要求和程序。这包括了从实验室到田间试验的全面评估。

  2. 术语和定义:标准首先界定了与新品种测试相关的专业术语,如“特异性”、“一致性”、“稳定性”等,为后续测试提供了明确的概念基础。

  3. 测试原则:强调了测试应遵循的科学、客观、公正原则,确保测试结果的可靠性和可重复性。

  4. 测试材料准备:规定了测试样本的采集、保存及预处理方法,确保测试材料能够代表新品种的真实特性。

  5. 特异性测试:详细说明了如何通过形态学、生物学特性、分子标记等方法比较新品种与已知品种的差异,验证其特异性的方法。

  6. 一致性测试:介绍了如何在不同环境条件下,对同一批次或不同批次的新品种个体进行观察和测量,以证明其在特征特性上的一致性表现。

  7. 稳定性测试:阐述了通过连续多代繁殖,评估新品种关键特征是否能稳定遗传的流程和标准,确保新品种的遗传稳定性。

  8. 数据记录与分析:规定了测试过程中数据的收集、记录格式和统计分析方法,为判断新品种是否满足特异性、一致性和稳定性要求提供科学依据。

  9. 报告撰写:指导如何根据测试结果编写详细的测试报告,包括测试过程、结果分析、结论及推荐意见等。

  10. 参考文献与附录:列出了制定标准时参考的相关文献资料及必要的附录信息,如测试指标列表、推荐的测试方法细节等。

此标准的实施有助于提高香椿属植物新品种鉴定的标准化水平,促进植物育种创新,保护植物新品种权,同时也为种子生产、销售和种植者提供了重要的技术支撑。


如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。

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文档简介

ICS65.020.20

CCSB05

中华人民共和国林业行业标准

LY/T3392—2024

植物新品种特异性、一致性和稳定性

测试指南香椿属

Guidelinesfortheconductoftestsfordistinctness,uniformityandstability—

Toona(ToonaRoem.)

2024⁃02⁃07发布2024⁃06⁃01实施

国家林业和草原局发布

中国标准出版社出版

LY/T3392—2024

目次

前言··························································································································Ⅲ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语和定义··············································································································1

4缩略语····················································································································1

5测试材料要求···········································································································2

6测试技术要求···········································································································2

7特异性、一致性和稳定性判定·······················································································3

8品种分组·················································································································3

9性状表····················································································································4

10技术问卷···············································································································6

附录A(规范性)性状表································································································7

附录B(规范性)性状表解释·························································································10

附录C(规范性)技术问卷····························································································13

参考文献····················································································································17

LY/T3392—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分:标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由国家林业和草原局提出。

本文件由国家林业和草原局植物新品种保护办公室归口。

本文件起草单位:天津理工大学、中国林业科学研究院亚热带林业研究所、山东农业大学、浙江省

开化县林场。

本文件主要起草人:李德生、宫立鹏、刘军、葛艳辉、臧德奎、汪燕明、马燕、刘福德、李荣花、谭梓峰、

徐金良、李彦杰、范艳如、夏晨晨、邱勇斌、董昕、刘文剑。

LY/T3392—2024

植物新品种特异性、一致性和稳定性

测试指南香椿属

1范围

本文件规定了楝科香椿属(ToonaRoem.)植物新品种特异性、一致性和稳定性测试的技术要求。

本文件适用于香椿属植物新品种特异性、一致性和稳定性测试。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文

件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于

本文件。

GB/T19557.1植物新品种特异性、一致性和稳定性测试指南总则

3术语和定义

GB/T19557.1界定的术语和定义适用于本文件。

4缩略语

4.1符号

下列符号适用于本文件。

(*):附录A中表A.1性状表由(*)标注的性状是国际植物新品种保护联盟(UPOV)用于统一品种

描述所需要的重要性状。

(a)~(g)、(h):附录A中表A.1性状表由(a)~(h)注内容在9.7中详细解释。

(+):附录A中表A.1性状表由(+)标注内容在9.2.2中详细解释。

4.2缩略语

下列缩略语适用于本文件。

QL:质量性状(qualitativecharacteristics)

QN:数量性状(quantitativecharacteristics)

PQ:假质量性状(pseudo⁃qualitativecharacteristics)

MG:群体测量(measurementforagroupofplants)

MS:个体测量(measurementforanumberofsingleplants)

VG:群体目测(visualobservationforagroupofplants)

VS:个体目测(visualobservationfor

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