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Mean canker areas induced on dormant stems of American chestnut by a virulent strain (EP155), two cpg-1 disruption mutants (G1-1 and G1-15), and two cpg-2 disruption mutants (G2-37 and G2-39) of C. parasitica
| Strain or mutant | Mean canker area, cm2 |
|---|---|
| EP155 | 22.36 ± 2.97 |
| G1-1 | 0 ± 0 |
| G1-15 | 0 ± 0 |
| G2-37 | 18.22 ± 2.75 |
| G2-39 | 16.61 ± 4.19 |
Mean (±SD) canker areas of six replicates were determined 14 days after inoculation.
