TABLE 2.
Vegetative and spore counts obtained as described in Materials and Methods using B. sphaericus transconjugant strain 2362.5
| Cells | Subculture | Total cell count (CFU ml−1)a | Transconjugant cell count (CFU ml−1)a | % Cells retaining pBtoxis |
|---|---|---|---|---|
| Vegetative | First | 2.9 × 108 ± 3.1 × 107 | 3.2 × 108 ± 2.0 × 107 | 111.4 |
| Second | 5.9 × 109 ± 5.0 × 108 | 5.9 × 109 ± 4.1 × 108 | 100 | |
| Third | 2.3 × 108 ± 3.1 × 107 | 2.5 × 108 ± 2.7 × 107 | 106.9 | |
| Fourth | 3.0 × 108 ± 2.1 × 107 | 3.1 × 108 ± 2.9 × 107 | 103.0 | |
| Spores | First | 1.7 × 108 ± 2.5 × 107 | 8.3 × 107 ± 2.3 × 106 | 48.6 |
| Second | 1.4 × 108 ± 1.3 × 107 | 9.7 × 107 ± 1.3 × 107 | 71.1 | |
| Third | 2.1 × 108 ± 2.2 × 107 | 1.2 × 108 ± 1.0 × 107 | 50.1 | |
| Fourth | 8.5 × 107 ± 1.9 × 107 | 1.4 × 108 ± 2.8 × 107 | 16.2 | |
| Fifth | 1.4 × 108 ± 1.8 × 107 | 2.8 × 106 ± 7.6 × 105 | 2.0 |
a
The values are means ± standard deviations (n = 6).