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LY/T 2742-2016: Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS)--Oil-tea camellia(Camellia spp. )
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Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS)--Oil-tea camellia(Camellia spp. )
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LY/T 2742-2016
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Basic data | Standard ID | LY/T 2742-2016 (LY/T2742-2016) | | Description (Translated English) | Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS)--Oil-tea camellia(Camellia spp. ) | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B61 | | Classification of International Standard | 65.020.20 | | Word Count Estimation | 18,154 | | Date of Issue | 2016-10-19 | | Date of Implementation | 2017-01-01 | | Regulation (derived from) | State Forestry Administration Announcement No 2016 No.19 | | Issuing agency(ies) | State Forestry Administration | LY/T 2742-2016: Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS)--Oil-tea camellia(Camellia spp. )
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(Guidelines for the testing of specificity, consistency and stability of new plant varieties)
ICS 65.020.20
B61
People's Republic of China Forestry Industry Standard
New plant variety specificity, consistency, stability
Test Guide Oil Tea
Released on October 18,.2016
2017-01-01 implementation
State Forestry Administration released
Content
Foreword III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 DUS test technical requirements 1
5 Specificity, consistency and stability evaluation 3
6 variety group 3
7 trait types and related symbols description 3
Appendix A (Normative Appendix) Variety traits characteristics 5
Appendix B (informative) Technical Questionnaire 11
Reference 13
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed and managed by the State Forestry Administration.
This standard is drafted by. Institute of Subtropical Forestry, Chinese Academy of Forestry, Science and Technology Development Center of the State Forestry Administration.
The main drafters of this standard. Yao Xiaohua, Lin Ping, Ren Huadong, Wang Kailiang, Cao Yongqing, Long Wei.
New plant variety specificity, consistency, stability
Test Guide Oil Tea
1 Scope
This standard stipulates the specificity, consistency and stability of new varieties of Camellia L. Camelliaspp.
Sex test technical requirements.
This standard applies to the testing of new varieties of major oil species of Camellia.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 19557.1-2004 General guidelines for the testing of plant species specificity, consistency and stability
GB/T 14488.1 Determination of oil content of vegetable oil
LY/T 2247-2014 Technical specification for inventory of Camellia oleifera genetic resources
3 Terms and definitions
The following terms and definitions as defined in GB/T 19557.1-2004 apply to this document.
3.1
Mink powderonfruitpeel
A layer of brown powdery substance covered with oily tea leaves after ripening.
4 DUS test technical requirements
4.1 Test materials
4.1.1 The time and place of the test variety delivered by the approval authority and the quantity and quality of the plant material required for testing. Non-tested
For materials submitted by the state or region, the applicant shall provide relevant documents such as customs and phytosanitary in accordance with the relevant provisions on entry and exit and transportation.
4.1.2 New varieties of test materials, divided into field test plant materials and planting test plant materials.
4.1.2.1 The plant material used for on-site testing shall be grafted or cut and propagated for more than 6 years after 2 years of seedling afforestation.
4.1.2.2 The plant material used for planting test should be grafted for more than 2 years, or more than 0.3cm in diameter, with more than 4 effective
The scion of the bud.
4.1.3 The number of test materials is not less than 10 scions, or 15 seedlings.
4.1.4 The new variety of materials to be tested shall be plants that are free of pests and diseases and grow normally.
4.1.5 Except where the approval authority permits or requires the treatment of the material, the submitted plant material shall not carry out any additional influence on the expression of the trait.
deal with. If it has been processed, details of the processing should be provided.
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