Accessions with resistance to the potato cyst nematode Globodera pallida

Potato cyst nematodes (PCN – Globodera pallida and Globodera rostochiensis) are serious pathogens that cause significant yield reduction and economic loss globally. Nematodes are difficult to control and impossible to eradicate once the soil has been infested. Thus, genetic resistance to PCN is critical to prevent yield losses. Since South America is the center of diversity for PCN, potato accessions evaluated for their resistance to PCN in South America represent a valuable source for resistance breeding and provide useful alternative planting material particularly in smallholder production systems. The PCN resistance subset contains 24 accessions that were selected based on CIP data records ranging from 1977 to 1998. These accessions showed resistance or high levels of resistance to Globodera pallida.

Los nematodos del quiste de la papa (PCN – Globodera pallida y Globodera rostochiensis) son patógenos graves que causan una reducción significativa del rendimiento y pérdidas económicas a nivel mundial. Los nematodos son difíciles de controlar e imposibles de erradicar una vez que el suelo ha sido infestado. Por lo tanto, la resistencia genética a PCN es fundamental para evitar pérdidas de rendimiento. Dado que América del Sur es el centro de diversidad de PCN, las accesiones de papa evaluadas por su resistencia a PCN en América del Sur representan una fuente valiosa para el mejoramiento de resistencia y proporcionan clones alternativos y útiles para la siembra directa, particularmente para la producción de papa de pequeños agricultores. El subconjunto de resistencia a PCN contiene 24 accesiones que fueron seleccionadas con base en registros de datos del CIP que van desde 1977 hasta 1998. Estas accesiones mostraron resistencia o resistencia alta a Globodera pallida.

Type of subset
Selective
Method of selection
Potato cyst nematode resistance
Crop
potato
Number of accessions
24
Creation date
1976
Published in Genesys
28 December 2022
Subset metadata

Subset creators


Data curator
Rene Gomez International Potato Center (CIP)
Data digitizer
Bettina Heider International Potato Center (CIP)

Data and resources


MCPD passport data

MCPD - ad152b84-8b8a-4568-8962-e7ac52aab581.xlsx

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Accessions

List of accessions included in the subset

2. CIP 279142.12Solanum sp. • Maria Huanca • Advanced/improved cultivar • PER
PER001 • DOI: 10.18730/P5KR5
PER001 • DOI: 10.18730/8WWE
PER001 • DOI: 10.18730/9749
5. CIP 701828Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Garhuash Suytu • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/98CC
6. CIP 701830Solanum stenotomum Juz. & Bukasov subsp. goniocalyx (Juz. & Bukasov) Hawkes • Garhuash Huayro • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/98DD
7. CIP 702464Solanum stenotomum Juz. & Bukasov subsp. goniocalyx (Juz. & Bukasov) Hawkes • Natin Suytu • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9DHX
8. CIP 702535Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Sipancachi • Traditional cultivar/Landrace • BOL
PER001 • DOI: 10.18730/9E6D
9. CIP 702698Solanum chaucha Juz. & Bukasov • Atacama • Traditional cultivar/Landrace • BOL
PER001 • DOI: 10.18730/9F57
10. CIP 703248Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Wila Huaka Lajra • Traditional cultivar/Landrace • BOL
PER001 • DOI: 10.18730/9JCU
11. CIP 703430Solanum sp. • Blanca Redonda • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9P9D
12. CIP 703555Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Suripamba • Traditional cultivar/Landrace • COL
PER001 • DOI: 10.18730/9SE3
13. CIP 703606Solanum tuberosum C.Linneo subsp. tuberosum Hawkes • Papa Chonca • Traditional cultivar/Landrace • CHL
PER001 • DOI: 10.18730/9TVB
14. CIP 703623Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Unknown • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9VCW
15. CIP 703646Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Puka • Traditional cultivar/Landrace • BOL
PER001 • DOI: 10.18730/9W0B
16. CIP 703652Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Tarmeña • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9W5G
17. CIP 703675Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Puka Ruyru • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9WT0
18. CIP 703727Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Mulajitanan • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/9Y89
19. CIP 703762Solanum stenotomum Juz. & Bukasov subsp. stenotomum (Juz. & Bukasov) Hawkes • Titihuichinca • Traditional cultivar/Landrace • BOL
PER001 • DOI: 10.18730/9Z84
20. CIP 703990Solanum tuberosum C.Linneo subsp. andigena (Juz. & Bukasov) Hawkes • Carioca • Traditional cultivar/Landrace • PER
PER001 • DOI: 10.18730/A5FJ
21. CIP 800286Solanum sp. • P-55.7 • Breeding/Research Material • GBR
PER001 • DOI: 10.18730/P7BKG
22. CIP 800289Solanum sp. • KTT-60.21.19 • Breeding/Research Material • NLD
PER001 • DOI: 10.18730/P7BMH
23. CIP 800290Solanum sp. • GLKS-58-1642.4 • Breeding/Research Material • DEU
PER001 • DOI: 10.18730/P7BNJ
24. CIP 800291Solanum sp. • (VTN)2-62.33.3 • Breeding/Research Material • NLD
PER001 • DOI: 10.18730/P7BPK