標準解讀

LY/T 3390-2024 是一項關于植物新品種特異性、一致性和穩(wěn)定性測試的國家標準,專門針對皂莢屬植物。本標準旨在為皂莢屬植物新品種的鑒定和保護提供科學、統(tǒng)一的評估方法和流程,確保新品種的獨特性、遺傳穩(wěn)定性和商業(yè)價值。以下是該標準的主要內容解析:

標準適用范圍

本標準適用于皂莢屬(Gleditsia)植物新品種的特異性(即與已知品種在至少一個可觀察特征上的明顯差異)、一致性(同一品種不同個體間在指定特征上的一致表現(xiàn))和穩(wěn)定性(該品種在不同環(huán)境條件或世代間保持其特征的能力)的測試與評估。

測試原則

  • 科學性:測試應基于現(xiàn)代生物學理論和技術,確保測試結果的準確性和可靠性。
  • 統(tǒng)一性:采用統(tǒng)一的測試方法和評判標準,以保證測試結果的可比性和互認性。
  • 客觀性:測試過程中需記錄詳實,評價應基于可量化或可觀察的特征。
  • 實用性:測試方法應簡便易行,適合實際應用,同時考慮經濟效益和資源節(jié)約。

測試內容

  1. 特異性測試:通過比較候選新品種與已知品種在形態(tài)學、生物學特性、分子標記等方面的差異,確認其獨特性。
  2. 一致性測試:在不同生長階段和環(huán)境下,對候選新品種多個個體進行觀察和測量,驗證其關鍵特征的一致性表現(xiàn)。
  3. 穩(wěn)定性測試:通過連續(xù)幾代的繁殖試驗,評估候選新品種的主要特征是否能在不同世代間保持不變。

測試方法

  • 形態(tài)學特征:記錄并比較植物的形態(tài)結構,如株高、葉形、花色、果實形態(tài)等。
  • 生物學特性:分析生長周期、抗逆性(如抗旱、抗?。┑?。
  • 分子標記:運用DNA指紋圖譜等技術,從遺傳水平驗證品種的獨特性。
  • 環(huán)境適應性試驗:在不同生態(tài)條件下種植,評估品種的穩(wěn)定表現(xiàn)。

報告與結論

完成所有測試后,需編制詳細的測試報告,包括測試過程、數(shù)據記錄、分析結果及最終結論。結論部分應明確指出該皂莢屬植物新品種是否滿足特異性、一致性和穩(wěn)定性要求,為后續(xù)的品種注冊、保護及商業(yè)化應用提供科學依據。

實施與監(jiān)督

本標準由相關林業(yè)或農業(yè)管理部門負責推廣實施,并對測試機構進行監(jiān)督,確保測試工作的規(guī)范性和公正性。


如需獲取更多詳盡信息,請直接參考下方經官方授權發(fā)布的權威標準文檔。

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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)標準

LY/T3390—2024

植物新品種特異性、一致性、穩(wěn)定性

測試指南皂莢屬

Guidelinesfortheconductoftestsfor

distinctness,uniformityandstability—HoneyLocust(GleditsiaLinn.)

2024?02?07發(fā)布2024?06?01實施

國家林業(yè)和草原局發(fā)布

中國標準出版社出版

LY/T3390—2024

目次

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

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

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

3術語和定義·············································································································1

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

5測試材料要求···········································································································1

6測試技術要求··········································································································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····················································································································3

10性狀表解釋············································································································6

11技術問卷···············································································································6

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

附錄B(規(guī)范性)性狀表解釋·························································································10

附錄C(規(guī)范性)皂莢屬技術問卷···················································································15

參考文獻····················································································································19

LY/T3390—2024

前言

本文件按照GB/T1.1—2020《標準化工作導則第1部分:標準化文件的結構和起草規(guī)則》的規(guī)

定起草。

本文件的某些內容可能涉及專利。本文件的發(fā)布機構不承擔識別專利的責任。

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辦公室歸口。

本文件起草單位:山西林業(yè)職業(yè)技術學院、山西省中條山國有林管理局、北京東方興源林業(yè)生態(tài)研

究院。

本文件主要起草人:王剛獅、劉瑞霞、佘波、時寶凌、賈澤凡、郭曉軍、張海軍、裴淑蘭、雷淑慧。

LY/T3390—2024

植物新品種特異性、一致性、穩(wěn)定性

測試指南皂莢屬

1范圍

本文件規(guī)定了皂莢屬(GleditsiaLinn.)(及種間雜交或屬間雜交)植物新品種特異性、一致性和穩(wěn)定

性測試的技術要求。

本文件適用于皂莢屬(及種間雜交或屬間雜交)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

下列文件中的內容通過文中的規(guī)范性引用而構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、一致性和穩(wěn)定性測試指南總則

3術語和定義

GB/T19557.1界定的術語和定義適用于本文件。

4縮略語

4.1縮略語

下列縮略語適用于本文件。

QL:質量性狀(qualitativecharacteristics)

QN:數(shù)量性狀(quantitativecharacteristics)

PQ:假質量性狀(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測試材料要求

5.1由品種權審批機構決定品種測試所需要的測試材料數(shù)量和質量以及提交測試

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