Table 2.
Nitrate, phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), sodium (Na), iron (Fe), zinc (Zn), and manganese (Mn) concentrations of four microgreen genotypes grown in a growth chamber on a capillary mat substrate under three Se concentrations applied in the nutrient solution.
| Genotype | Selenium | Nitrate | P | K | Ca | Mg | Na | Fe | Zn | Mn |
|---|---|---|---|---|---|---|---|---|---|---|
| (mg kg−1 fw) | (mg g−1 dw) | (mg g−1 dw) | (mg g−1 dw) | (mg g−1 dw) | (mg g−1 dw) | (μg g−1 dw) | (μg g−1 dw) | (μg g−1 dw) | ||
| Coriander | 0 µM | 18.5 ± 2.75 a | 3.04 ± 0.08 c | 7.23 ± 0.23 b | 3.15 ± 0.04 b | 2.17 ± 0.08 b | 0.61 ± 0.01 b | 20.45 ± 0.06 c | 23.18 ± 0.39 c | 6.61 ± 0.17 b |
| 8 µM | 10.0 ± 0.43 b | 3.49 ± 0.04 b | 8.09 ± 0.39 ab | 3.41 ± 0.14 b | 2.36 ± 0.03 ab | 0.63 ± 0.03 b | 22.28 ± 0.58 b | 27.22 ± 0.96 b | 7.64 ± 0.59 b | |
| 16 µM | 9.5 ± 0.58 b | 3.72 ± 0.03 a | 9.27 ± 0.43 a | 4.15 ± 0.02 a | 2.58 ± 0.09 a | 0.72 ± 0.01 a | 25.42 ± 0.08 a | 36.79 ± 0.21 a | 9.30 ± 0.05 a | |
| Significance | * | *** | * | *** | * | * | *** | *** | ** | |
| Green basil | 0 µM | 216.1 ± 8.34 a | 1.87 ± 0.12 c | 9.19 ± 0.22 b | 8.16 ± 0.49 b | 2.15 ± 0.03 b | 0.49 ± 0.01 b | 36.73 ± 0.27 a | 64.56 ± 4.52 a | 13.18 ± 0.39 c |
| 8 µM | 159.3 ± 4.05 b | 3.05 ± 0.05 b | 12.80 ± 0.08 a | 9.95 ± 0.42 a | 3.04 ± 0.07 a | 0.54 ± 0.02 b | 35.27 ± 0.25 b | 27.88 ± 0.22 b | 21.27 ± 0.33 b | |
| 16 µM | 84.1 ± 7.63 c | 3.65 ± 0.21 a | 12.90 ± 0.16 a | 10.62 ± 0.54 a | 3.56 ± 0.28 a | 0.56 ± 0.01 a | 36.83 ± 0.51 a | 24.97 ± 1.16 b | 22.85 ± 0.45 a | |
| Significance | *** | *** | *** | * | ** | * | * | *** | *** | |
| Purple basil | 0 µM | 539.9 ± 13.3 a | 3.48 ± 0.19 b | 11.11 ± 0.47 b | 7.30 ± 0.46 b | 2.87 ± 0.13 b | 0.67 ± 0.01 a | 48.71 ± 0.63 c | 35.83 ± 0.31 c | 10.20 ± 0.18 c |
| 8 µM | 451.2 ± 21.9 b | 4.12 ± 0.03 a | 13.03 ± 0.38 a | 8.88 ± 0.34 a | 3.29 ± 0.04 a | 0.46 ± 0.01 b | 51.93 ± 0.90 b | 38.80 ± 0.16 b | 12.41 ± 0.18 b | |
| 16 µM | 453.3 ± 19.8 b | 4.34 ± 0.11 a | 12.63 ± 0.03 a | 9.44 ± 0.08 a | 3.36 ± 0.07 a | 0.48 ± 0.01 b | 57.16 ± 0.68 a | 41.36 ± 0.24 a | 13.32 ± 0.25 a | |
| Significance | * | ** | * | ** | * | *** | *** | *** | *** | |
| Tatsoi | 0 µM | 80.6 ± 2.98 a | 4.48 ± 0.22 a | 4.11 ± 0.19 a | 4.42 ± 0.08 a | 3.33 ± 0.20 a | 0.75 ± 0.02 a | 52.56 ± 3.30 a | 43.22 ± 1.81 a | 46.06 ± 2.40 a |
| 8 µM | 63.7 ± 0.12 b | 3.44 ± 0.06 b | 2.86 ± 0.17 b | 2.85 ± 0.27 b | 2.12 ± 0.08 b | 0.39 ± 0.02 c | 29.98 ± 0.27 c | 34.75 ± 0.16 c | 28.81 ± 0.53 c | |
| 16 µM | 64.7 ± 0.97 b | 3.84 ± 0.04 b | 3.82 ± 0.15 a | 3.90 ± 0.17 a | 2.56 ± 0.10 b | 0.58 ± 0.03 b | 40.79 ± 1.61 b | 38.77 ± 0.05 b | 35.03 ± 1.46 b | |
| Significance | *** | ** | ** | ** | ** | *** | *** | ** | *** |
ns, *, **, *** Non-significant or significant at p ≤ 0.05, 0.01, and 0.001, respectively. Different letters within each column indicate significant mean differences within each genotype according to Duncan’s multiple range tests (p ≤ 0.05). All data are expressed as mean ± SE, n = 3.