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)定性測試的國家標(biāo)準(zhǔn),專門針對紫荊屬植物。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)植物新品種在申請新品種權(quán)保護(hù)、注冊以及商業(yè)化過程中的特異性(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)過多代繁殖后主要性狀不發(fā)生變異)的測試方法和評估準(zhǔn)則。

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

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

  4. 測試程序

    • 特異性測試:通過比較待測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。
    • 一致性測試:在不同地點(diǎn)、不同年份對同一品種的多批次繁殖材料進(jìn)行觀測記錄,驗(yàn)證其形態(tài)特征和生長習(xí)性的一致性。
    • 穩(wěn)定性測試:通過連續(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,確保測試結(jié)果的準(zhǔn)確性和可靠性。

  6. 結(jié)論判定:根據(jù)測試結(jié)果,對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)時參考的相關(guān)國際標(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:可能包含具體的測試表格、觀測指標(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。


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文檔簡介

ICS65.020.20

CCSB05

中華人民共和國林業(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

測試指南紫荊屬

Guidelinesfortheconductoftestsfordistinctness,

uniformityandstability—Redbud(CercisL.)

2024?02?07發(fā)布2024?06?01實(shí)施

國家林業(yè)和草原局發(fā)布

中國標(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)語和定義··············································································································1

4縮略語····················································································································1

5測試材料·················································································································1

6測試方法·················································································································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)問卷····························································································14

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

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)識別專利的責(zé)任。

本文件由國家林業(yè)和草原局提出。

本文件由國家林業(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、王因花、梁燕、王曉英、王穎。

LY/T3391—2024

植物新品種特異性、一致性、穩(wěn)定性

測試指南紫荊屬

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)定性測試。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(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)定性測試指南總則

3術(shù)語和定義

GB/T19557.1界定的術(shù)語和定義適用于本文件。

4縮略語

下列縮略語適用于本文件。

QL:質(zhì)量性狀(qualitativecharacteristics)

QN:數(shù)量性狀(quantitativecharacteristics)

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

MG:群體測量(measurementforagroupofplants)

MS:個體測量(measurementforanumberofsingleplants)

VG:群體目測(visualobservationforagroupofplants)

VS:個體目測(visualobservationforanumberofsingleplants)

TG:測試指南(testguideline)

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

5測試材料

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

材料應(yīng)符合海關(guān)、植物檢疫等要求。

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

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