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Colonization of wild-type and IAA-deficient P. putida GR12-2 on canola roots 7 days after seed inoculation
| Inoculum density (108 CFU/ml) | Inoculum ratio | Recovered population (106 CFU/root)a
|
Recovered ratio | ||
|---|---|---|---|---|---|
| Wild type | Mutant | Wild type | Mutant | ||
| 14.1 | 1:0 | 3.0 ± 0.5 | 1:0 | ||
| 12.8 | 0:1 | 3.2 ± 0.6 | 0:1 | ||
| 4.3 | 5.4 | 1:1.3 | 2.0 ± 0.2 | 2.3 ± 0.4 | 1:1.1 |
Mean ± standard error for bacteria recovered from six roots.
