| Name | ORSO |
| Accession number | K-60260; PI-422514; AFRC-3509; AUS-20486 |
| Pedigree | FUNO/PRODUTTORE[667][851][1067][1656][2494]; |
| Species | TR.AE |
| Bot. variety | erythrospermum[228][541][946][113] |
| Habit | W |
| Locality | ITA:Bologna |
| Gene | Rht-B1d[2494][3599]; Rht8,Rht1S[667]; Glu-A1a,B1e,D1a[1544][4337]; Gli-A1a,B1e,D1f,A2g,B2j,D2j[1651]; rg1[1651]; |
| Synonym | ORZO[541]; |
| Status | CVR |
| Year | 1972 |
| Note | K-50392(ORZO)(ORSO),W[541] |
| Originator | |
| Recommended for | ITA[1764]; TUR[2850] |
| Years of use | 1972-(ITA);1977-(TUR) |
| Maturing | |
| Market class | 4(BISC)[1764] |
| Quality | |
| Resistance | |
| Tolerance | |
| Moderate resistance | Lr[1661] |
| Susceptibility | Sr(art)[1373]; Yr[1632]; Lr,Pm[1659][1662]; Pm,Stb[1661]; Pm[1941] |
| Sensitivity | |
| Insensitivity | GA[733][1759][2494] |
| Morphology | Sht[2140]; no-Rc[2582] |
| Comments |