Seed treatment with AAC00-1ΔhrcC delayed BFB symp-tom expression by 2 days. When seed were treated with AAC00- 1ΔhrcC and AAA 99-2 BFB, seedling transmission was reduced by 81.8 and 74.6%, respectively, compared with PBS
Seed treatment with AAC00-1ΔhrcC delayed BFB symp-tom expression by 2 days. When seed were treated with AAC00-1ΔhrcC and AAA 99-2 BFB, seedling transmission was reduced by81.8 and 74.6%, respectively, compared with PBS