Table 2.
Analysis of variance and Tukey’s test for phosphorus uptake efficiency (PUpE_g), phosphorus utilization efficiency (PUtE_g), and phosphorus use efficiency (PUsE_g) in maize and soybean experiments with seeds inoculated with phosphate-solubilizing bacteria.
| Source of variation1/ | DF | Maize – mean square | Soybean—mean square | ||
|---|---|---|---|---|---|
| PUpE_g | PUtE_g | PUsE_g | PUsE_g | ||
| rep/env | 9 | 0.02 | 65,497.1 | 80,434.7 | 4206.8 |
| Environment (Env.) | 2 | 0.82** | 10,236,391.6** | 1,152,283.1** | 31,648.3** |
| Treatments (T) | 4 | 0.67** | 81,158.5ns | 305,295.4** | 52,608.2** |
| Env. × T | 8 | 0.08ns | 186,044.6ns | 15,301.0ns | 1512.5ns |
| Error | 36 | 0.04 | 129,875.7 | 54,256.5 | 1822.7 |
| CV (%) | 21.57 | 26.56 | 32.09 | 29.30 | |
| Means | |||||
| 25 kg P2O5 | 0.66bc | 996.4a | 524.5ab | 165.1b | |
| 42 kg P2O5 | 0.56cd | 970.2a | 458.7b | 95.8c | |
| 84 kg P2O5 | 0.34d | 1107.6a | 332.1b | 58.4d | |
| 25 kg P2O5 + Biomaphos | 0.83ab | 877.2a | 681.1a | 196.6ab | |
| 25 kg P2O5 + Ag75 | 0.95a | 976.8a | 718.4a | 212.5a | |
ns, ** and * indicates non-significance, significance at levels 1 and 5% of probability by the F test, respectively.
Means followed by different letters on the same line differ significantly from each other as measured by the Tukey test at the significance level of 5%.