Disease resistance
Williams is moderately resistant to stem rust and resistant to leaf rust in WA. It also has improved septoria resistance compared to Carrolup and Wandering.
| Variety | Stem rust | Leaf rust | BYDV | Septoria |
|---|---|---|---|---|
| Williams | MR | R | MR-MS | MS |
| Bannister | R-MR | R | MS | S |
| Carrolup | MS | S | MS | S-VS |
| Durack | MR-MS | R-S | MS-S | S-VS |
| Kojonup | R-MS | S | MS | S-VS |
| Kowari | S | R | MS | S |
| Mitika | MR-S | R | S | S-VS |
| Potoroo | MS | S | MS | S |
| Wandering | MS | VS | MR-MS | S-VS |
| Wombat | MR-S | S | MR | S |
| Yallara | MR-MS | R | MS | S |
R = resistant, MR = moderately resistant, MS = moderately susceptible, S = susceptible, VS = very susceptible. Rust reactions may vary in different regions depending on the prevailing pathotypes.
Seed availability
Williams is available through Heritage Seeds.
The National Oat Breeding Program
The National Oat Breeding Program is a partnership between:
- Department of Primary Industries and Regional Development
- South Australian Research and Development Institute
- Grains Research and Development Corporation
- Agrifutures
Its mission is to release improved oat varieties for grain or hay production, adapted to Western Australia, South Australia, Victoria and southern New South Wales.