<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Sharka (PPV) is one of the most dangerous viruses in fruit growing. More and more fruit growers are unsatisfied with the resistances or tolerance of plum varieties cultivated today. With the utilisation of the hypersensitive reaction to PPV in breeding we developed ‘Jojo’ as the first absolutely resistant cultivar in the field. Most interesting now is the development of new sharka-resistant cultivars, especially in three points: extension of ripening range, better fruit size, and high fruit quality. In a new breeding programme, we obtained many hypersensitive clones. After testing in different regions, some interesting resistant clones and cultivars were selected and are presented here.</p></abstract>

Sharka (PPV) is one of the most dangerous viruses in fruit growing. More and more fruit growers are unsatisfied with the resistances or tolerance of plum varieties cultivated today. With the utilisation of the hypersensitive reaction to PPV in breeding we developed ‘Jojo’ as the first absolutely resistant cultivar in the field. Most interesting now is the development of new sharka-resistant cultivars, especially in three points: extension of ripening range, better fruit size, and high fruit quality. In a new breeding programme, we obtained many hypersensitive clones. After testing in different regions, some interesting resistant clones and cultivars were selected and are presented here.

Sharka-Resistant Plum Hybrids and Cultivars from the Plum Breeding Programme at Hohenheim

Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Sharka (PPV) is one of the most dangerous viruses in fruit growing. More and more fruit growers are unsatisfied with the resistances or tolerance of plum...

Sharka-Resistant Plum Hybrids and Cultivars from the Plum Breeding Programme at Hohenheim

Published Online: Jun 03, 2019

Page range: 226 - 231

Received: Feb 18, 2019

Accepted: Mar 25, 2019

DOI: https://doi.org/10.2478/prolas-2019-0036

Keywords
Sharka, PPV, hypersensitivity

© 2019 Walter Hartmann, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Sharka-Resistant Plum Hybrids and Cultivars from the Plum Breeding Programme at Hohenheim

Published Online: Jun 03, 2019

Page range: 226 - 231

Received: Feb 18, 2019

Accepted: Mar 25, 2019

DOI: https://doi.org/10.2478/prolas-2019-0036

KeywordsSharka, PPV, hypersensitivity

© 2019 Walter Hartmann, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Sharka, PPV, hypersensitivity