Regional crown rot management – Gilgandra 2015

Abstract

Key findings • Yield loss from crown rot ranged from 2.5% (not significant) in the bread wheat variety LRPB Gauntlet[PBR] up to 21.9% in the bread wheat entry VO7176-69. • Bread wheat variety choice impacted on yield in the presence of high levels of crown rot infection with ten entries being between 0.34 t/ha and 0.76 t/ha higher yielding than EGA Gregory[PBR]. • The barley varieties Commander[PBR] and La Trobe[PBR] were 0.75 t/ha and 0.99 t/ha higher yielding than EGA Gregory[PBR] under high levels of crown rot infection, respectively. • Rancona® Dimension did not provide a yield benefit in the presence of high levels of crown rot infection at this site in 2015.