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Wyszukujesz frazę "potato cyst nematodes (PCN)" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Distribution of PCN Pathotypes in Poland
Autorzy:
Przetakiewicz, Anna
Powiązania:
https://bibliotekanauki.pl/articles/2199730.pdf
Data publikacji:
2019-12-30
Wydawca:
Instytut Hodowli i Aklimatyzacji Roślin
Tematy:
potato cyst nematodes (PCN)
Globodera rostochiensis
pathotypes
distribution
Opis:
Both Globodera rostochiensis (Wollenweber, 1923) Behrens, 1975 and Globodera pallida (Stone, 1973) are considered the most economically important nematode pest. Annual regional survey conduct in Poland have revealed high infestation of pathotype Ro1 to the northwest of the country and presence of new pathotype Ro5 of G. rostochiensis. In 2009-2013 fifty eight soil samples were tested. parasitic root organisms cause significant losses in quantity and quality of potato crops. In many European countries PCN have become a major problem in potato production mainly in starch potato cultivars. The pathotype Ro1 was detected mostly in central and northern Poland and pathotype Ro5 in four separated provinces: malopolskie, lubuskie, lubelskie and pomorskie. The abundance of cysts in location where the new pathotype was detected suggests that is a thread of further spread of pathotype Ro5 of G. rostochiensis in the country. Consequently, producers and farmers need to grow resistant potato cultivars to keep nematode population below damaging level. These results indicate the urgent need to prevent the spread of PCN to non-infested areas. This report focused on identification of nematode pathotypes in soil samples from infested polish fields and presentation of G. rostochiensis distribution on territory of Poland.
Źródło:
Plant Breeding and Seed Science; 2019, 79; 3-8
1429-3862
2083-599X
Pojawia się w:
Plant Breeding and Seed Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation of Potato Cultivars and Breeding Lines for Resistance to Globodera Rostochiensis and Globodera Pallida
Autorzy:
Przetakiewicz, Anna
Milczarek, Dorota
Powiązania:
https://bibliotekanauki.pl/articles/2199697.pdf
Data publikacji:
2017-12-20
Wydawca:
Instytut Hodowli i Aklimatyzacji Roślin
Tematy:
golden nematodes
potato cyst nematodes (PCN)
methods
resistance sources
Opis:
Nematodes are among the most important agents affecting potato crops. Heavy infestations by Globodera rosto-chiensis and G. pallida can cause significant yield losses and limit the choice of potato cultivars that can be grown effectively (Oerke, 2006). Breeding of new potato cultivar resistant to G. rostochiensis and G. pallida is a long-term process. It is preceded by screening of potato breeding lines for resistance in repeated biotests, which seems to be the most effective and safest method of protection. Evaluation of nematode resistance is an important element of charac-terization of breeding lines and new cultivars. Resistance to Globodera spp. is evaluated in biological tests. The use of DNA markers for detecting nematode resistance genes may be an alternative approach to phenotypic evaluation of resistance degree of potato plants (Jena and Mackill, 2008). The goal of this report is focused on a description of resistance assessment procedure of breeding lines and varieties of potato to PCN and on comparison of biological and molecular methods of resistance evaluation. Presented information is addressed to both breeders and Polish inspec-tion services.
Źródło:
Plant Breeding and Seed Science; 2017, 76; 3-8
1429-3862
2083-599X
Pojawia się w:
Plant Breeding and Seed Science
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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