Table 1. PGPR traits of the strains used in this study. IAA (µg/ml) production and halo of phosphate solubilization (mm).
STRAINS | IAA (µg/ml) |
CaHPO4 (mm) |
Ca3(PO4)2 (mm) |
||||||
22 °C | 12 °C | 6 °C | 22 °C | 12 °C | 6 °C | 22 °C | 12 °C | 6 °C | |
LMTK1 | – | – | 3.6 | – | – | – | – | – | – |
LMTK4 | – | – | 3.3 | – | – | – | – | – | – |
LMTK5 | – | – | 4.0 | – | – | – | – | – | – |
LMTK6 | 2.9 | – | 3.2 | 1.25 | 5.25 | – | – | 2 | – |
LMTK7 | 7.0 | 3.0 | 3.2 | – | – | – | – | – | – |
LMTK10 | 1.8 | 4.8 | 3.2 | – | – | – | – | – | – |
LMTK11 | 5.4 | 15.1 | 14.1 | 11.5 | 23.5 | 18 | 2 | 2.5 | 2.75 |
LMTK15 | – | – | 4.5 | – | – | – | – | – | – |
LMTK25 | 1.8 | 0.9 | 6.9 | – | – | – | – | – | – |
LMTK28 | 3.7 | – | 0.9 | 8 | 20.5 | 11.25 | – | 2.5 | – |
LMTK32 | 2.0 | – | 1.1 | 8 | 19.25 | 11 | – | 2.5 | 2.5 |
LMTK34 | 12.3 | – | 4.7 | 7 | 20.5 | 10 | – | 2 | 4.5 |
LMTK36 | – | – | – | 9 | 17 | 12.5 | – | 2 | 1 |
LMTK37 | 12.8 | 6.0 | 12.1 | – | – | – | – | – | – |
LMTK39 | 60.6 | 31.1 | 12.5 | – | – | – | – | – | – |
LMTK42 | 0.4 | 1.5 | 12.6 | 8 | 16.25 | 12.25 | – | 1.25 | 1 |
LMTK43 | 3.0 | 9.8 | 9.5 | 3 | 6.25 | 3.25 | – | 1.25 | 1.5 |