Table 2.
Effect of PSB and AMF inoculation on SPAD value, height, leaf area index (LAI), inulin content and nutrient concentrations of sunchoke evaluated at the harvest stage in 2016 and 2017.
| Treatments | SPAD value | Height (cm) | LAI (cm) | Inulin content (%) | Nitrogen (N) (g kg-1 soil) | Phosphorus (P) (g kg-1 soil) | Potassium (K) (g kg-1 soil) |
|---|---|---|---|---|---|---|---|
| 2016 | |||||||
| Control | 43.83 | 61.033b | 1.178 b | 20.83 b | 11.65 | 1.94 | 8.39 c |
| AMF | 46.20 | 65.533b | 1.565 a | 41.46 a | 14.06 | 2.13 | 14.71 a |
| PSB | 43.13 | 63.563b | 1.603 a | 27.02 b | 12.47 | 3.21 | 6.15 d |
| AMF + PSB | 45.80 | 76.625 a | 1.803 a | 42.02 a | 11.04 | 2.37 | 11.61 b |
| Grand mean | 44.74 | 66.69 | 1.54 | 32.83 | 12.31 | 2.41 | 10.22 |
| F-test | ns | * | * | ** | ns | ns | ** |
| % CV | 5.82 | 10.24 | 14.86 | 16.74 | 13.61 | 24.61 | 12.14 |
| 2017 | |||||||
| Control | 43.55 | 48.50 b | 1.900 c | 29.62 c | 9.28 b | 2.12 b | 4.54 b |
| AMF | 42.25 | 59.75 a | 2.575 ab | 31.74 b | 11.36 a | 2.77 b | 14.00 a |
| PSB | 40.60 | 53.25 b | 2.675 a | 33.20 a | 9.78 b | 3.98 a | 6.25 b |
| AMF + PSB | 43.08 | 65.25 a | 2.275 b | 28.36 d | 9.66 b | 2.57 b | 5.12 b |
| Grand mean | 42.37 | 56.69 | 2.36 | 30.73 | 10.02 | 2.86 | 7.48 |
| F-test | ns | ** | ** | ** | ** | ** | ** |
| % CV | 11.51 | 6.51 | 9.01 | 1.92 | 4.39 | 20.30 | 24.05 |
Means followed by the same letter in the same column are not significantly different according to LSD.
**Significantly different at P ≤ 0.01; *Significantly different at P ≤ 0.05; ns, not significantly different.