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LY/T 3439-2025Guidelines for the conduct of tests for distinctness.uniformity and stability of Carya nut (Carya Nutt.) (English PDF)

山核桃属植物新品种特异性、一致性和稳定性测试指南

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Issued by

National Forestry and Grassland Administration

Level / Type

National · Recommended

Issue date

July 21, 2025

Implementation date

November 1, 2025

Scope

LY/T 3439-2025 is the English-translated version of 山核桃属植物新品种特异性、一致性和稳定性测试指南.

LY/T 3439-2025 — This document specifies the technical requirements for testing the specificity, uniformity, and stability of new varieties of the genus Carya Nutt.

This document applies to the testing of the specificity, uniformity, and stability of new varieties of Hickory species.

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Document preview — LY/T 3439-2025

National Standard of the People's Republic of China

ICS: 65.020.20
Classification: B 05

Issued by: National Forestry and Grassland Administration

Document data1

Document data

International classification (ICS): 65.020.20.

Chinese classification (CCS): B05.

Estimated length of the Chinese original: 26,270 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 21 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 19557.1Guidelines for the tests of distinctness, uniformity and stability for plant varieties - General

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