Table 3.
Mean trait values of the 10 Arabidopsis thaliana accessions determined in the trait measurement study as well as in the plant–soil feedback experiment. Values represent the mean ± SE. For the statistical analysis, see Tables S1 and S3. The number of replicates (n) is given in brackets
| Bur-0 | Col-0 | Ct-1 | Cvi-0 | Kas-1 | Kin-0 | La-0 | Te-0 | Tsu-0 | Van-0 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Above-ground trait measurements (n = 5) | ||||||||||
| Above-ground biomass (g) | 1.78 ± 0.06 | 2.03 ± 0.09 | 1.86 ± 0.05 | 1.23 ± 0.05 | 1.61 ± 0.09 | 1.69 ± 0.08 | 1.76 ± 0.21 | 1.12 ± 0.03 | 2.21 ± 0.09 | 1.20 ± 0.10 |
| Stem height (cm) | 24.30 ± 3.90 | 55.10 ± 0.99 | 61.40 ± 0.46 | 38.80 ± 1.40 | 0.00 ± 0.00 | 46.00 ± 2.54 | 65.50 ± 1.82 | 15.00 ± 4.03 | 55.10 ± 1.49 | 30.50 ± 0.47 |
| Rosette diameter (cm) | 21.30 ± 0.46 | 13.90 ± 0.55 | 14.20 ± 0.81 | 15.80 ± 1.04 | 20.30 ± 0.78 | 15.90 ± 0.55 | 15.30 ± 1.20 | 24.00 ± 0.40 | 16.40 ± 0.74 | 11.50 ± 0.45 |
| Number of siliques | 7.8 ± 1.6 | 916.2 ± 30.9 | 685.6 ± 21.9 | 425.4 ± 75.5 | 0.0 ± 0.0 | 352.0 ± 60.0 | 654.8 ± 102.9 | 0.0 ± 0.0 | 312.0 ± 19.6 | 618.8 ± 89.6 |
| Average number of seeds per silique | 0.0 ± 0.0 | 64.3 ± 1.4 | 62.9 ± 4.1 | 50.4 ± 4.2 | 0.0 ± 0.0 | 53.3 ± 2.5 | 58.3 ± 4.0 | 0.0 ± 0.0 | 63.0 ± 3.4 | 69.4 ± 4.3 |
| Average number of seeds per plant | 0 ± 0 | 58,808 ± 1605 | 43,209 ± 3447 | 22,989 ± 6219 | 0 ± 0 | 19,026 ± 3718 | 39,123 ± 7550 | 0 ± 0 | 19,765 ± 1774 | 44,834 ± 8583 |
| Below-ground trait measurements (n = 5) | ||||||||||
| Root length (cm) | 21.06 ± 0.70 | 20.07 ± 1.86 | 12.53 ± 0.97 | 18.10 ± 1.10 | 18.62 ± 0.95 | 18.71 ± 0.55 | 17.45 ± 0.50 | 19.37 ± 0.73 | 19.26 ± 0.61 | 17.04 ± 0.41 |
| Root surface area (cm2) | 3.83 ± 0.07 | 3.02 ± 0.42 | 2.06 ± 0.41 | 2.95 ± 0.20 | 3.75 ± 0.08 | 3.60 ± 0.06 | 3.53 ± 0.09 | 3.70 ± 0.11 | 3.70 ± 0.09 | 3.70 ± 0.04 |
| Root volume (cm3) | 0.0554 ± 0.0026 | 0.0368 ± 0.0072 | 0.0290 ± 0.0085 | 0.0390 ± 0.0045 | 0.0608 ± 0.0024 | 0.0554 ± 0.0027 | 0.0568 ± 0.0024 | 0.0564 ± 0.0028 | 0.0568 ± 0.0021 | 0.0640 ± 0.0012 |
| Average root diameter (mm) | 0.58 ± 0.02 | 0.47 ± 0.04 | 0.50 ± 0.07 | 0.52 ± 0.03 | 0.65 ± 0.02 | 0.62 ± 0.02 | 0.65 ± 0.02 | 0.61 ± 0.02 | 0.61 ± 0.02 | 0.69 ± 0.01 |
| Training phase, monocultures (n = 5 pots with 10 plants each) | ||||||||||
| Above-ground biomass (g) | 0.1302 ± 0.0086 | 0.1726 ± 0.0116 | 0.2138 ± 0.0132 | 0.1245 ± 0.0050 | 0.1128 ± 0.0181 | 0.0946 ± 0.0079 | 0.2162 ± 0.0077 | 0.0908 ± 0.0060 | 0.2276 ± 0.0075 | 0.1386 ± 0.0061 |
| Stem height (cm) | 3.60 ± 0.78 | 36.56 ± 1.53 | 39.15 ± 1.33 | 23.04 ± 1.04 | 2.19 ± 0.97 | 18.02 ± 2.90 | 45.70 ± 1.08 | 0.52 ± 0.35 | 27.80 ± 1.72 | 18.45 ± 0.30 |
| Rosette diameter (cm) | 11.15 ± 0.16 | 10.41 ± 0.27 | 9.30 ± 0.24 | 10.06 ± 0.39 | 11.84 ± 0.55 | 10.58 ± 0.10 | 8.45 ± 0.16 | 11.31 ± 0.32 | 11.54 ± 0.20 | 8.56 ± 0.43 |
| Number of siliques | 0.0 ± 0.0 | 63.3 ± 9.6 | 101.7 ± 9.0 | 19.5 ± 3.6 | 2.0 ± 1.3 | 10.1 ± 3.4 | 65.0 ± 2.9 | 0.3 ± 0.3 | 14.3 ± 2.2 | 63.6 ± 15.4 |
| Training phase, mixtures (n = 10) | ||||||||||
| Above-ground biomass (g) | 0.3458 ± 0.0277 | 0.2513 ± 0.0286 | 0.2710 ± 0.0426 | 0.2021 ± 0.0128 | 0.1952 ± 0.0308 | 0.1481 ± 0.0335 | 0.2679 ± 0.0523 | 0.0849 ± 0.0102 | 0.5556 ± 0.0653 | 0.0488 ± 0.0128 |
| Stem height (cm) | 7.70 ± 1.94 | 39.30 ± 1.07 | 43.30 ± 1.34 | 27.45 ± 0.80 | 4.65 ± 3.18 | 22.00 ± 3.26 | 47.85 ± 1.22 | 0.00 ± 0.00 | 39.10 ± 1.03 | 17.30 ± 2.76 |
| Rosette diameter (cm) | 13.25 ± 0.65 | 10.73 ± 0.45 | 9.40 ± 0.31 | 11.70 ± 0.44 | 11.65 ± 0.65 | 10.45 ± 0.41 | 9.50 ± 0.66 | 11.65 ± 0.42 | 14.45 ± 0.64 | 7.20 ± 0.51 |
| Number of siliques | 0.2 ± 0.2 | 112.2 ± 10.5 | 119.8 ± 15.7 | 37.0 ± 4.6 | 7.1 ± 6.5 | 19.7 ± 8.6 | 87.4 ± 11.6 | 0.0 ± 0.0 | 46.7 ± 10.9 | 39.4 ± 8.1 |
| Experiment phase, monocultures on home soil (n = 3 pots with 10 plants each) | ||||||||||
| Above-ground biomass (g) | 0.0561 ± 0.0049 | 0.1086 ± 0.0175 | 0.0834 ± 0.0166 | 0.0665 ± 0.0143 | 0.0451 ± 0.0099 | 0.0655 ± 0.0033 | 0.1840 ± 0.0413 | 0.0691 ± 0.0032 | 0.1107 ± 0.0215 | 0.0794 ± 0.0126 |
| Stem height (cm) | 6.90 ± 1.89 | 32.45 ± 1.15 | 36.38 ± 0.31 | 26.45 ± 1.93 | 6.60 ± 0.13 | 16.22 ± 2.48 | 45.14 ± 3.87 | 0.00 ± 0.00 | 35.13 ± 2.06 | 20.55 ± 0.57 |
| Rosette diameter (cm) | 6.42 ± 1.45 | 5.92 ± 0.52 | 5.03 ± 0.41 | 6.17 ± 1.33 | 7.05 ± 0.78 | 6.34 ± 0.21 | 6.25 ± 0.63 | 9.14 ± 0.43 | 9.28 ± 0.96 | 6.82 ± 0.39 |
| Number of siliques | 2.4 ± 1.2 | 90.8 ± 4.0 | 62.0 ± 2.1 | 57.1 ± 13.0 | 12.5 ± 3.1 | 19.0 ± 4.2 | 86.8 ± 21.1 | 0.0 ± 0.0 | 39.0 ± 8.1 | 112.1 ± 0.6 |
| Experiment phase, monocultures on away soil (n = 6 pots with 10 plants each) | ||||||||||
| Above-ground biomass (g) | 0.0701 ± 0.0120 | 0.1271 ± 0.0206 | 0.1068 ± 0.0067 | 0.0694 ± 0.0064 | 0.0900 ± 0.0069 | 0.0919 ± 0.0138 | 0.0975 ± 0.0156 | 0.0695 ± 0.0200 | 0.1463 ± 0.0115 | 0.0796 ± 0.0050 |
| Stem height (cm) | 11.81 ± 0.90 | 33.70 ± 1.23 | 38.89 ± 1.00 | 23.77 ± 0.68 | 6.06 ± 1.25 | 24.09 ± 3.93 | 46.29 ± 0.55 | 0.00 ± 0.00 | 35.37 ± 1.38 | 19.63 ± 0.25 |
| Rosette diameter (cm) | 7.63 ± 0.41 | 6.47 ± 0.39 | 6.61 ± 0.45 | 5.96 ± 0.50 | 9.29 ± 0.31 | 6.87 ± 0.23 | 4.96 ± 0.38 | 9.19 ± 0.97 | 9.56 ± 0.67 | 5.96 ± 0.31 |
| Number of siliques | 3.7 ± 0.3 | 90.4 ± 9.7 | 90.1 ± 3.1 | 45.3 ± 3.9 | 18.0 ± 6.2 | 31.3 ± 8.3 | 59.5 ± 5.3 | 0.0 ± 0.0 | 51.7 ± 5.5 | 119.1 ± 3.4 |
| Experiment phase, mixtures (n = 5) | ||||||||||
| Above-ground biomass (g) | 0.1194 ± 0.0390 | 0.0496 ± 0.0061 | 0.1175 ± 0.0278 | 0.0909 ± 0.0340 | 0.0331 ± 0.0070 | 0.0300 ± 0.0099 | 0.1470 ± 0.0131 | 0.0335 ± 0.0109 | 0.3003 ± 0.0830 | 0.0626 ± 0.0143 |
| Stem height (cm) | 13.90 ± 4.85 | 32.25 ± 0.76 | 37.90 ± 3.56 | 24.10 ± 2.46 | 0.00 ± 0.00 | 11.20 ± 4.18 | 40.40 ± 8.47 | 0.00 ± 0.00 | 42.90 ± 4.12 | 16.50 ± 1.51 |
| Rosette diameter (cm) | 7.40 ± 1.33 | 6.88 ± 0.37 | 6.10 ± 0.26 | 7.80 ± 0.90 | 7.20 ± 0.63 | 6.80 ± 0.94 | 5.10 ± 0.96 | 7.70 ± 0.81 | 10.10 ± 0.89 | 4.60 ± 0.48 |
| Number of siliques | 5.0 ± 3.0 | 70.3 ± 5.1 | 90.8 ± 18.8 | 32.6 ± 6.2 | 0.0 ± 0.0 | 4.6 ± 2.5 | 73.8 ± 17.1 | 0.0 ± 0.0 | 83.0 ± 21.6 | 84.0 ± 18.3 |