Table III.
Trait means for susceptible (rpp5) plants infected with P. parasitica Noco2 or given a mock treatment and wild-type Columbia plants infected with X. campestris 8004 (OD600 = 0.03) or given a mock treatment**d
| Trait
|
Competitiona
|
No Competition
|
X. campestrisb
|
Mock
|
||
|---|---|---|---|---|---|---|
| P. parasiticab | Mock | P. parasitica | Mock | |||
| Flowering time (d) | 37.8*c | 39.1 | 35.8 | 36.4 | 46.1*** | 48.9 |
| No. of aerial branches | 5.2 | 5.4 | 6.3* | 7.1 | 5.5*** | 6.9 |
| Height (cm) | 32.3 | 32.7 | 40.3 | 41.2 | 28.8 | 28.0 |
| No. of basal branches | 0.2 | 0.1 | 2.4 | 2 | 0.3 | 0 |
| No. of siliques on the basal branches | 1.6 | 0.6 | 63* | 37 | n.d. | n.d. |
a Grown with six untreated RPP5-resistant plants.
b X. campestris and P. parasitica data are from a separate experiments with different experimental conditions.
c Asterisks indicate significant differences between pathogen-infected and mock-treated plants detected within competition treatment.
*, P < 0.05;
**, P < 0.01;
***, P < 0.001.
d n.d., Not determined due to the rarity of basal branches.