標(biāo)準(zhǔn)解讀

LY/T 3391-2024 是一項(xiàng)關(guān)于植物新品種特異性、一致性和穩(wěn)定性測(cè)試的國(guó)家標(biāo)準(zhǔn)，專門針對(duì)紫荊屬植物。該標(biāo)準(zhǔn)為紫荊屬植物新品種的鑒定、保護(hù)及商業(yè)化提供了科學(xué)依據(jù)和操作規(guī)范，旨在確保新品種的獨(dú)特性、遺傳穩(wěn)定性和市場(chǎng)推廣的可靠性。以下是該標(biāo)準(zhǔn)的主要內(nèi)容概述：

  1. 適用范圍：本標(biāo)準(zhǔn)明確了適用于紫荊屬（Cercis）植物新品種在申請(qǐng)新品種權(quán)保護(hù)、注冊(cè)以及商業(yè)化過(guò)程中的特異性（即與已知品種有明顯區(qū)別）、一致性（同一批次繁殖材料間的形態(tài)特征和生物學(xué)特性保持一致）和穩(wěn)定性（經(jīng)過(guò)多代繁殖后主要性狀不發(fā)生變異）的測(cè)試方法和評(píng)估準(zhǔn)則。

  2. 術(shù)語(yǔ)和定義：標(biāo)準(zhǔn)首先對(duì)特異性、一致性、穩(wěn)定性等核心概念進(jìn)行了明確界定，為后續(xù)測(cè)試提供了統(tǒng)一的術(shù)語(yǔ)基礎(chǔ)。

  3. 測(cè)試原則：強(qiáng)調(diào)了測(cè)試應(yīng)遵循的科學(xué)性、客觀性、可重復(fù)性原則，并要求測(cè)試環(huán)境和條件需盡量控制，以減少外部因素對(duì)測(cè)試結(jié)果的影響。

  4. 測(cè)試程序：

    • 特異性測(cè)試：通過(guò)比較待測(cè)品種與最接近已知品種的形態(tài)學(xué)特征、生物學(xué)特性、分子標(biāo)記等，確定其獨(dú)特性。
    • 一致性測(cè)試：在不同地點(diǎn)、不同年份對(duì)同一品種的多批次繁殖材料進(jìn)行觀測(cè)記錄，驗(yàn)證其形態(tài)特征和生長(zhǎng)習(xí)性的一致性。
    • 穩(wěn)定性測(cè)試：通過(guò)連續(xù)幾代的繁殖試驗(yàn)，觀察并記錄關(guān)鍵性狀是否保持不變，以此評(píng)估品種的遺傳穩(wěn)定性。

  5. 數(shù)據(jù)收集與分析：詳細(xì)規(guī)定了數(shù)據(jù)記錄、統(tǒng)計(jì)分析的方法和要求，確保測(cè)試結(jié)果的準(zhǔn)確性和可靠性。

  6. 結(jié)論判定：根據(jù)測(cè)試結(jié)果，對(duì)紫荊屬植物新品種的特異性、一致性和穩(wěn)定性做出綜合評(píng)價(jià)，并提出是否滿足新品種保護(hù)的要求。

  7. 參考文獻(xiàn)與資料：列出了制定標(biāo)準(zhǔn)時(shí)參考的相關(guān)國(guó)際標(biāo)準(zhǔn)、技術(shù)文獻(xiàn)和研究成果，為用戶提供進(jìn)一步學(xué)習(xí)和理解的資源。

  8. 附錄：可能包含具體的測(cè)試表格、觀測(cè)指標(biāo)、分子標(biāo)記選擇指南等實(shí)用工具，便于實(shí)際操作和執(zhí)行。


如需獲取更多詳盡信息，請(qǐng)直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。

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文檔簡(jiǎn)介

ICS65.020.20

CCSB05

中華人民共和國(guó)林業(yè)行業(yè)標(biāo)準(zhǔn)

LY/T3391—2024

植物新品種特異性、一致性、穩(wěn)定性

測(cè)試指南紫荊屬

Guidelinesfortheconductoftestsfordistinctness，

uniformityandstability—Redbud（CercisL.）

2024?02?07發(fā)布2024?06?01實(shí)施

國(guó)家林業(yè)和草原局發(fā)布

中國(guó)標(biāo)準(zhǔn)出版社出版

LY/T3391—2024

目次

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

1范圍·······················································································································1

2規(guī)范性引用文件········································································································1

3術(shù)語(yǔ)和定義··············································································································1

4縮略語(yǔ)····················································································································1

5測(cè)試材料·················································································································1

6測(cè)試方法·················································································································2

7特異性、一致性、穩(wěn)定性判定·························································································2

8品種分組·················································································································3

9性狀表····················································································································4

10技術(shù)問(wèn)卷···············································································································6

附錄A（規(guī)范性）性狀表································································································7

附錄B（規(guī)范性）性狀表解釋·························································································11

附錄C（規(guī)范性）技術(shù)問(wèn)卷····························································································14

參考文獻(xiàn)····················································································································18

Ⅰ

LY/T3391—2024

前言

本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請(qǐng)注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專利的責(zé)任。

本文件由國(guó)家林業(yè)和草原局提出。

本文件由國(guó)家林業(yè)和草原局植物新品種保護(hù)辦公室歸口。

本文件起草單位：山東省林業(yè)科學(xué)研究院、河南四季春園林藝術(shù)工程有限公司、中國(guó)科學(xué)院植物研

究所。

本文件主要起草人：荀守華、韓叢聰、毛秀紅、張林、吳德軍、喬艷輝、唐宇丹、馮立凱、劉翠蘭、

燕麗萍、仲偉國(guó)、王因花、梁燕、王曉英、王穎。

Ⅲ

LY/T3391—2024

植物新品種特異性、一致性、穩(wěn)定性

測(cè)試指南紫荊屬

1范圍

本文件規(guī)定了紫荊屬（CercisL.）植物新品種特異性、一致性和穩(wěn)定性測(cè)試的技術(shù)要求。

本文件適用于紫荊屬植物新品種特異性、一致性和穩(wěn)定性測(cè)試。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過(guò)文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對(duì)應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單）適用于

本文件。

GB/T19557.1植物新品種特異性、一致性、穩(wěn)定性測(cè)試指南總則

3術(shù)語(yǔ)和定義

GB/T19557.1界定的術(shù)語(yǔ)和定義適用于本文件。

4縮略語(yǔ)

下列縮略語(yǔ)適用于本文件。

QL:質(zhì)量性狀(qualitativecharacteristics）

QN:數(shù)量性狀(quantitativecharacteristics)

PQ:假質(zhì)量性狀(pseudo?qualitativecharacteristics）

MG:群體測(cè)量(measurementforagroupofplants)

MS:個(gè)體測(cè)量(measurementforanumberofsingleplants)

VG:群體目測(cè)(visualobservationforagroupofplants)

VS:個(gè)體目測(cè)(visualobservationforanumberofsingleplants)

TG:測(cè)試指南(testguideline)

DUS:特異性、一致性和穩(wěn)定性(distinctness，uniformityandstability)

5測(cè)試材料

5.1申請(qǐng)人應(yīng)按規(guī)定時(shí)間和地點(diǎn)提交符合數(shù)量和質(zhì)量要求的測(cè)試材料。從境外或其他地區(qū)提交測(cè)試

材料應(yīng)符合海關(guān)、植物檢疫等要求。

5.2提交的測(cè)試材料應(yīng)為無(wú)性繁殖的至少1年生植株，嫁接繁殖應(yīng)說(shuō)明砧木種類

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