№ lp_1_2_20526
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These guidelines provide detailed practical guidance for testing the distinctness, uniformity, and stability of Solanum melongena L. varieties, specifying the material requirements, testing methods, and criteria for examination.
Year:
2025
Region / City:
Geneva
Subject:
Plant Variety Testing
Document Type:
Guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
Expert from the Netherlands
Target Audience:
Agricultural and plant variety testing professionals
Period of Effectiveness:
From 2025-10-20 to 2025-10-21
Approval Date:
2025-08-06
Amendment Date:
Not specified
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2016
Region / City:
Geneva
Subject:
Plant Variety Protection
Document Type:
Technical Committee Report
Organization:
International Union for the Protection of New Varieties of Plants
Author:
UPOV Secretariat
Target Audience:
UPOV members, authorities involved in plant variety examination
Validity Period:
N/A
Approval Date:
2016-03-08
Amendment Date:
N/A
Year:
2015
Region / city:
Geneva
Subject:
Macadamia
Document Type:
Draft
Author:
Experts from Australia
Target Audience:
Technical Working Party for Fruit Crops
Period of validity:
2015-08-24 to 2015-08-28
Approval Date:
2015-07-24
Date of Changes:
N/A
Year:
2025
Region / City:
Geneva
Topic:
Agricultural testing, plant varieties
Document Type:
Draft Guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
Expert from China
Target Audience:
Agricultural researchers, plant breeders
Period of Validity:
2025-05-19 to 2025-05-22
Approval Date:
2025-04-22
Amendment Date:
N/A
Year:
2020
Region / City:
International
Topic:
Biochemical and Molecular Markers, Plant Varieties
Document Type:
Draft
Organization / Institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Office
Target Audience:
Technical Committee, Administrative and Legal Committee, and Council of UPOV
Effective Period:
2020
Approval Date:
August 10, 2020
Date of Changes:
Not specified
Context:
Guidance document outlining methods for using biochemical and molecular markers to assess distinctness, uniformity, and stability of new plant varieties for UPOV compliance.
Year:
2006-04-05, 2014-04-09, 2019-10-29, 2024-08-09
Region / City:
Geneva
Subject:
Plant Variety Testing
Document Type:
Guidelines
Organization / Institution:
International Union for the Protection of New Varieties of Plants
Author:
International Union for the Protection of New Varieties of Plants
Target Audience:
Researchers, Agricultural Authorities, Plant Breeders
Period of Validity:
Until revised
Date of Approval:
2006-04-05
Date of Amendments:
2014-04-09, 2019-10-29, 2024-08-09
Year:
2025
Region / City:
Geneva
Topic:
Plant Breeding
Document Type:
Draft Guidelines
Institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
Expert from China
Target Audience:
Experts, Authorities, Researchers in Plant Breeding
Period of Validity:
2025-03-31 to 2025-04-03
Approval Date:
Not specified
Date of Changes:
Not specified
Year:
2024
Region / city:
Devihosur, Haveri, Karnataka, India
Topic:
DUS testing, Chilli, Crop variety, Plant protection
Document type:
Research paper
Organization / institution:
University of Horticultural Sciences, Bagalkot
Author:
Maharjan et al. (2024), Olatunji and Afolayan (2018), Khaitov et al. (2019), Coşkun and Toprak (2023), Anon. (2024a; 2024b)
Target audience:
Researchers, agricultural scientists, plant breeders
Period of validity:
Not specified
Date of approval:
Not specified
Date of amendments:
Not specified
Keywords:
Chilli, DUS characterization, Morphological diversity, Plant variety protection
Document code:
TC/54/4
Session:
Fifty-Fourth Session of the Technical Committee
Date of document:
2018-10-15
Meeting date:
October 28-29, 2018
Location:
Geneva
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Prepared by:
Office of the Union
Subject:
Examination of Distinctness, Uniformity and Stability (DUS)
Content:
Alphabetical list of genera and species with corresponding authorities having practical experience
Reference document:
TC/53/4
Language versions:
English, French, German, Spanish
Disclaimer:
This document does not represent UPOV policies or guidance
Year:
2014
Region / City:
Geneva
Theme:
Plant variety testing
Document Type:
Guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV
Target Audience:
Authorities, plant breeders, researchers
Period of Validity:
Ongoing
Approval Date:
2014-04-09
Date of Changes:
None
Year:
2017
Region / City:
Geneva
Theme:
Plant variety protection
Document Type:
Technical Report
Organization / Institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Office
Target Audience:
UPOV members, plant variety examiners
Period of Validity:
Not specified
Approval Date:
2017-03-28
Date of Amendments:
Not specified
Year:
2018
Region / City:
Geneva, Switzerland
Subject:
Barley (Hordeum vulgare L.)
Type of Document:
Test guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
UPOV Code:
HORDE_VUL
Botanical Name:
Hordeum vulgare L., Hordeum lagunculiforme (Bachteev) Bachteev ex Nikif.
Language:
English
Date of Issue:
2018-09-20
Date of Revision:
2025-09-24
Purpose:
Provide standardized procedures for assessing distinctness, uniformity, and stability of barley varieties
Target Audience:
Plant breeders, testing authorities
Material Required:
Seed and ears, minimum quantities specified for testing
Test Cycles:
Minimum two independent growing cycles
Testing Locations:
Single or multiple sites with guidance per TGP/9
Year:
2024
Region / City:
Geneva
Subject:
Plant Variety Protection
Document Type:
Test Guidelines
Organization / Institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Secretariat
Target Audience:
Competent authorities, plant breeders, researchers
Duration:
Ongoing
Approval Date:
2024-08-09
Date of Changes:
N/A
Year:
2014–2021
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Location:
Geneva, Switzerland
Subject:
Prunus rootstocks
Document type:
Test Guidelines
Associated documents:
TG/35, TG/41, TG/53, TG/56, TG/70, TG/84, TG/160
Purpose:
Examination of distinctness, uniformity, and stability (DUS) of Prunus varieties
Material requirements:
Plants on own roots, minimum number specified for vegetative and seed propagation
Testing method:
Growing cycles, test design, observation methods
Target audience:
Plant breeders, testing authorities
Effective period:
From 2014-04-09, revised 2021-10-26
Year:
2014
Region / City:
Geneva, Switzerland
Subject:
Plant variety testing, Litchi chinensis
Document Type:
Test Guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Expert Committee
Target Audience:
Plant breeders, testing authorities
Alternative Names:
Litchi, Lychee, Litschi
Material Required:
Air-layerings or grafts, minimum 5 plants, healthy condition
Testing Duration:
Minimum of two growing cycles
Examination Method:
Visual and measurement observations for distinctness, uniformity, and stability
Associated Documents:
General Introduction TG/1/3, TGP documents
Assessment Criteria:
Distinctness, uniformity, stability
Table of Characteristics Included:
Yes
Technical Questionnaire:
Yes
Literature References:
Yes
Guidelines Application:
All varieties of Litchi chinensis Sonn.
Year:
2014
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Location:
Geneva, Switzerland
Document type:
Draft guidelines
Subject:
Zinnia L. species and hybrids (Z. angustifolia, Z. haageana, Z. elegans, Z. peruviana)
Author:
Expert from Mexico
Target audience:
Competent authorities and plant breeders
Associated documents:
General Introduction and TGP documents
Date of preparation:
2014-04-10
Event:
Consideration by Technical Working Party for Ornamental Plants and Forest Trees, 47th session, Naivasha, Kenya, May 19–23, 2014
Material form:
Seeds
Minimum plant numbers:
10 for F1 hybrids, 40 for open-pollinated varieties
Test conditions:
Single growing cycle under controlled environmental conditions
Year:
2014
Region / city:
Geneva
Subject:
Assessing uniformity by off-types
Document type:
Report
Organization / institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Office
Target audience:
UPOV members and experts in plant variety assessment
Period of validity:
Not specified
Approval date:
Not specified
Date of amendments:
Not specified
Year:
2016
Region / City:
Geneva
Subject:
Plant Variety Protection
Document Type:
Technical Committee Report
Organization:
International Union for the Protection of New Varieties of Plants
Author:
UPOV Secretariat
Target Audience:
UPOV members, authorities involved in plant variety examination
Validity Period:
N/A
Approval Date:
2016-03-08
Amendment Date:
N/A
Year:
2015
Region / city:
Geneva
Subject:
Macadamia
Document Type:
Draft
Author:
Experts from Australia
Target Audience:
Technical Working Party for Fruit Crops
Period of validity:
2015-08-24 to 2015-08-28
Approval Date:
2015-07-24
Date of Changes:
N/A
Year:
2025
Region / City:
Geneva
Topic:
Agricultural testing, plant varieties
Document Type:
Draft Guidelines
Organization:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
Expert from China
Target Audience:
Agricultural researchers, plant breeders
Period of Validity:
2025-05-19 to 2025-05-22
Approval Date:
2025-04-22
Amendment Date:
N/A
Year:
2020
Region / City:
International
Topic:
Biochemical and Molecular Markers, Plant Varieties
Document Type:
Draft
Organization / Institution:
International Union for the Protection of New Varieties of Plants (UPOV)
Author:
UPOV Office
Target Audience:
Technical Committee, Administrative and Legal Committee, and Council of UPOV
Effective Period:
2020
Approval Date:
August 10, 2020
Date of Changes:
Not specified
Context:
Guidance document outlining methods for using biochemical and molecular markers to assess distinctness, uniformity, and stability of new plant varieties for UPOV compliance.