Regional crown rot management – Edgeroi 2017

Abstract

Key findings •• Yield loss from crown rot ranged from not significant in barley varieties Spartacus CL[PBR] and Commander to up to 39.1% in the durum variety Jandaroi[PBR]. •• Bread wheat and barley variety choice affected yield in the presence of high levels of crown rot infection with three bread wheats (LRPB Mustang[PBR], LRPB Spitfire[PBR] and Suntop[PBR]) and three barleys (Spartacus CL[PBR], Commander[PBR] and La Trobe[PBR]) being between 0.41 t/ha and 1.00 t/ha higher yielding than EGA Gregory[PBR]. •• Screening levels increased in 14 of the 20 entries by between 2.1% in the barley variety Commander[PBR] up to 7.8% in the durum entry AGD043 where there was crown rot infection.