Virulent pathotypes against Yr1 are spread worldwide, but virulence in Australia is low
Key Information
Crop
Wheat
Disease resistance(s)
Wheat stripe rust
Resistance type
All stage resistance
Source
Triticum aestivum
First reported
Macer, R.C.F. 1966. The formal and monosomic genetic analysis of stripe rust (Puccinia striiformis) resistance in wheat. Proc. Int. Wheat Genetics Symp., 2nd. pp. 127-143
Linked Phenotypes
Pm4a, Sr48
Chromosomal location
2AL
Germplasm availability
Several Australian wheats carry Yr1
Markers
SSR
| Marker Type | Marker Name | Forward Primer | Reverse Primer | Annealing temperature (°C) | Size (bp): Resistant allele/Susceptible allele | Published location |
|---|---|---|---|---|---|---|
| SSR | stm673acag | TAACTCACAACACGTTCTGGTCGT | ACACACACACACACAGAGAGAG | 120 | U. K. Bansal, M. J. Hayden, B. Keller, C. R. Wellings, R. F. Park, H. S. Bariana. Relationship between wheat rust resistance genes Yr1 and Sr48 and a microsatellite marker. Plant Pathology(2009)58, 1039–1043. https://doi.org/10.1111/j.1365-3059.2009.02144 |