TABLE 5.
Nodulation and nitrogenase activity of CE395 and CE395α395i
| Inoculant | ARf plant | Nodules/plant
|
Specific ARg | |
|---|---|---|---|---|
| No. | Mass (mg) | |||
| CE3 | 7.4 ± 1.3a | 11.2 ± 3.9 | 21.9 ± 6.6d | 0.31 ± 0.10 |
| CE3αh | 5.9 ± 1.7 | 8.6 ± 2.4 | 18.3 ± 3.1 | 0.29 ± 0.14 |
| CE395 | 0.00 | 4.5e ± 2.2 | 0.00 | 0.0 ± 0.0 |
| CE395αh | 9.0 ± 2.2a | 13.3 ± 3.5 | 24.8 ± 4.8d | 0.36 ± 0.04 |
| CE395α395 | 2.6 ± 2.2b | 7.5 ± 4.5 | 11.5 ± 6.3c | 0.21 ± 0.10 |
a
Do not differ from each other (P >0.5).
b
Differs from a-footnoted values (P <0.01).
c
Differs from d-footnoted values (P <0.05).
d
Do not differ from each other (P >0.3).
e
Pseudonodules.
f
AR (acetylene reduction) in nanomoles of ethylene produced per minute.
g
AR per milligram of fresh nodule.
h
α indicates that the strain carries pLPSα.
i
Results are given ± standard deviation.