Onion Disease Identification Pink root rot Fusarium basal rot Onion white rot Downy mildew Stemphylium leaf bligh Botrytis brown stain Black mould Damping off Purple blotch Botrytis nect rot Bacterial soft rot Botrytis leaf blight Title Author/ Provider Organisation Onion Disease Identification Onions Australia Year Document Type Focus Areas 2020 Fact sheet Pests & diseases Research Areas Vegetables Relevant Related Work/ Reports Plant diseases Onions Download Document