Table 3: The average infection types produced by East and West Hararghe isolates on differential lines for designation of races of Puccinia graminis f. sp. tritici.

Differential SetsSr-genesIsolates with their infection types (IT)
EH1EH2EH3EH4EH5EH6EH7EH8WH1WH2WH3WH4WH5WH6

ISr-533433434334344
Sr-2132333333333333
Sr-9e33333333333343
Sr-7b33343334333333

IISr-1133433344334434
Sr-634433334433433
Sr-8a33333244333334
Sr-9g43333344333443

IIISr-3621342322333332
Sr-9b33433434333443
Sr-3024433434343343
Sr-13+1722213223232212

IVSr-9a43334343334433
Sr-9d33343333334444
Sr-1032333423343322
Sr-TmP22222222222222

VSr-241;11;11;111;11
Sr-3144433443343433
Sr-3843433333334333
Sr-McN43434344443444

; = No uredia, but hypersensitive necrotic or chlorotic flecks, 1= Small uredia surrounded by necrosis, 2= Small to medium uredia often surrounded by chlorosis; green islands may be surrounded by chlorotic or necrotic borders, 3= Medium sized uredia that may be associated with chlorosis, 4= Large uredia without chlorosis.