F2 plant No. S3450 SCAR S336775 SCAR Genes Carried (Lr) F2 No. S3450 SCAR S336775 SCAR Genes Carried (Lr) 1 - + 24, 31 - + 24 2 - + 24 32* + - 24,48 3 * + - 24,48 33 - + 24 4 - + 24 34 - + 24 5 + + 24,48 35* + - 24,48 6 - + 24, 36 - + 24 7 * + - 24,48 37 + + 24,48 8 - + 24 38 - + 24 9 - + 24 39* + - 24,48 10* + - 24,48 40 - + 24 11 - + 24 41 - + 24 12 - + 24         13 + + 24,48         14 - + 24         15 - + 24         16 + + 24,48         17 - + 24         18* + - 24,48         19 - + 24         20* + - 24,48         21 - + 24         22* + - 24,48         23 - + 24         24 - + 24         25 + + 24,48         26 - + 24         27 - + 24         28* + - 24,48         29 - + 24         30 - + 24

Table 3: Marker assisted selection in segregating F2 progeny of a cross Lr24 and Lr48 for Lr48 in PBW343 background. Only 41 plants with homozygous bands for Lr24 locus were screened with S3450 and S336775 RAPD markers. *homozygous for Lr48.