Table 3.
Growth parameters for Agave americana plants inoculated with plant growth-promoting bacteria.
| Treatment | Plant dry weight (g) | Stem diameter (cm) | Number of leaves | Root length (cm) |
|---|---|---|---|---|
|
Pseudomonas mosselii ACO-140 |
2.44 B* | 0.48 A | 3.0 A | 11.3 CD |
|
Acinetobacter calcoaceticus ACO-40 |
1.23 D | 0.27 CD | 2.7 AB | 11.3 CD |
|
Rhizobium daejeonense ACO-34A |
3.41 A | 0.37 B | 4.0 A | 26.6 A |
|
Azospirillum brasilense Cd |
1.65 C | 0.34 BC | 1.5 BC | 16.2 B |
| KNO3-N | 1.07 D | 0.23 D | 1.5 BC | 14.3 BC |
| Uninoculated | 0.76 E | 0.18 D | 1.2 C | 9.8 D |
| MSDƥ (p < 0.05) | 0.2975 | 0.0994 | 1.4510 | 3.1339 |
*
Mean values of four replicates. Means followed by the same letter do not show a significant difference (p < 0.05).
ƥ
MSD, minimum significant difference.