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LY/T 2741-2016: Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS) - Tung oil(Vernicia L.)
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| LY/T 2741-2016 | English | 419 |
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Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS) - Tung oil(Vernicia L.)
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LY/T 2741-2016
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Basic data | Standard ID | LY/T 2741-2016 (LY/T2741-2016) | | Description (Translated English) | Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS) - Tung oil(Vernicia L.) | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B61 | | Classification of International Standard | 65.020 | | Word Count Estimation | 18,164 | | Date of Issue | 2016-10-19 | | Date of Implementation | 2017-01-01 | | Regulation (derived from) | State Forestry Administration Announcement No.1916 of 2016; Industry Standard Announcement No.16 of 2016 (No.204) | | Issuing agency(ies) | State Forestry Administration | LY/T 2741-2016: Guidelines for the conduct of tests for distinctness, uniformity and stability(DUS) - Tung oil(Vernicia L.)
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(Guideline for specificity, consistency and stability of new plant varieties)
ICS 65.020
B61
People's Republic of China Forestry Industry Standard
New plant variety specificity, consistency,
Stability test guide
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 characteristics and related symbols description 4
Appendix A (normative appendix) Variety traits characteristics 5
Appendix B (informative) Technical Questionnaire 11
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 was drafted. Institute of Subtropical Forestry of the Chinese Academy of Forestry, Science and Technology Development Center of the State Forestry Administration.
The main drafters of this standard. Wang Kailiang, Yao Xiaohua, Ren Huadong, Fang Jiaxing.
New plant variety specificity, consistency,
Stability test guide
1 Scope
This standard specifies the specificity, consistency and stability of new varieties of plants of the family Euphoraceae (Vernicia L.).
The technical requirements of the test, the judgment principle of the test results and the content and format of the technical report.
This standard applies to Verniciafordii (Hemsl.) AiryShaw, Verticia Montana
(Wils.) Lour.] Testing and evaluation of new plant variety specificity, consistency and stability.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the dated version applies 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
3 Terms and definitions
The following terms and definitions as defined in GB/T 19557.1-2004 apply to this document.
3.1
Fresh seed rate freshseedrate
The ratio of fresh seed weight to fresh fruit weight was measured within 2 days after sampling of fresh fruit.
4 DUS test technical requirements
4.1 Test materials
4.1.1 The time and place of the test variety delivered and the quantity and quality of the materials required for the test variety shall be notified by the approval authority. 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 Field test materials should be normal, complete and free of pests and diseases for more than 5 years. Grafted seedlings with clonal roots of millennium
Seedlings, 15 strains.
4.1.2.2 The planting test materials should have normal growth, completeness and no pests and diseases. The diameter of the seedlings is 1.2cm~1.5cm, and the number of plants is 15;
The thickness of the cuttings is more than 1 cm, and more than 4 normal leaf buds, more than 20.
4.1.3 The submitted plant material shall not be subject to any amount of trait expression, except where the approval authority permits or requires the treatment of the material.
External processing. If additional processing has been implemented, detailed information on the processing should be provided (see Appendix B).
4.2 Test methods
4.2.1 Test cycle
Test at least one growth cycle if the test conditions are met.
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