Regional crown rot management – Bullarah 2016

Abstract

Key findings •• Yield loss from crown rot ranged from 7.6% in the bread wheat variety LRPB Spitfire[PBR] up to 29.1% in the barley variety Commander[PBR]. •• Bread wheat variety choice affected yield in the presence of high levels of crown rot infection with nine entries being 0.30 t/ha to 1.33 t/ha higher yielding than the susceptible bread wheat variety EGA Gregory[PBR]. •• Grain protein levels varied from 12.0% in Mitch[PBR] up to 15.8% in the recently released durum variety DBA Lillaroi[PBR]. Crown rot infection did not affect any grain protein level in any entry. •• Screening levels varied from 2.2% in the barley variety Compass[PBR] up to 9.5% in the bread wheat line LPB12-0494. •• Crown rot infection did not affect screening levels in any entry.