Table 4: The number of ineffective Sr-genes and frequency of Puccinia graminis f. sp. tritici races collected from East and West Hararghe zones in 2016 main cropping season.

ZonesRacesVirulence Spectrum (ineffective Sr resistance genes)No.%

East HarargheTTGSK5,21,9e,7b,11,6,8a,9g,9b,9a,9d,10,31,38,McN112.5
PTJQK5,9e,7b,11,6,8a,9g,9b,30,9a,9d,31,38,McN112.5
TTSSK5,21,9e,7b,11,6,8a,9g,36,9b,30,9a,9d,10,31,38,McN225
TTKSK5,21,9e,7b,11,6,8a,9g,9b,30,13+17,9a,9d,10,31,38,McN225
TRSSK5,21,9e,7b,11,6,9g,36,9b,30,9a,9d,10,31,38,McN112.5
TTJQK5,21,9e,7b,11,6,8a,9g,9b,30,9a,9d,31,38,McN112.5

West HarargheTTSSK5,21,9e,7b,11,6,8a,9g,36,9b,30,9a,9d,10,31,38,McN350
TTTSK5,21,9e,7b,11,6,8a,9g,36,9b,30,13+17,9a,9d,10,31,38,McN116.67
TTSQK5,21,9e,7b,11,6,8a,9g,36,9b,30,9a,9d,31,38,McN116.67
TTJQK5,21,9e,7b,11,6,8a,9g,9b,30,9a,9d,31,38,McN116.67