CHARACTERISTICS OF SOFT SPRING WHEAT VARIETIES RESISTANT TO POWDERY MILDEW IN THE FOREST-STEPPE OB CONDITIONS OF THE NOVOSIBIRSK REGION

В.В. Пискарев, Н.И. Бойко, В.А. Апарина, Е.В. Зуев

Abstract


As a result of the study of wheat varieties carried out in 2019-2021 in Novosibirsk Region, sources of resistance to powdery mildew that were characterized by high resistance combined with yields at or above the best standard for the years of study (Siberian 17 (508.6 g/m2) were identified: Calispero, Burlak, Bulyak, Laska, KW 240-3-13, Tasos, Triso, Pasteur, Zauralskaya volna, Omskaya 43, Atlant, Kinelskaya Yubileynaya, Ekada 109, Ekada 214, Jubilee, SW Kadrilj and Karee. Varieties with resistance genes Pm 8, Pm 38, Pm3 Pm5a were characterized mainly as highly resistant-immune. Not affected (no symptoms) in both years of the study were varieties having the genes and their combinations: Pm1+Pm2+Pm4b+Pm9 (WW 17283), Pm12 (Wembley), Pm1a+Pm2, Pm9 (Normandie), Pm6Ag.i.1 (Voevoda), Pm6Ag.i.2 (Tulaykovskaya 10, Tulaykovskaya 100, Tulaykovskaya 110 and Tulaykovskaya Zolotistaya), Pm6Ag.i.2 + Pm38 (Tulaykovskaya 5). The resistance of the indicator variety (Khakasskaya) varied from very low (1 point) to low (3 points).

Keywords


soft spring wheat, powdery mildew, resistance, Pm.

References


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