Table 1.
Host attributes information of the six tree species and near-root soil characters used in this study.
| PL | PS | PA | PC | PK | PW | |
|---|---|---|---|---|---|---|
| Leaf attributes | ||||||
| LL (cm) | 1.66 ± 0.05 | 3.57 ± 0.12 | 2.37 ± 0.08 | 2.54 ± 0.1 | 2.05 ± 0.12 | 1.55 ± 0.06 |
| LMA (g m-2) | 22.7 ± 2.38 | 23.6 ± 0.93 | 24.87 ± 0.34 | 26.42 ± 1.65 | 24.1 ± 1.29 | 21.77 ± 1.70 |
| SWC (g g-1) | 1.53 ± 0.03 | 2.08 ± 0.16 | 1.26 ± 0.07 | 1.29 ± 0.03 | 1.27 ± 0.02 | 1.55 ± 0.02 |
| Cleaf (mol m-2 M Pa-1) | 2 ± 0.06 | 1.62 ± 0.06 | 1.06 ± 0.04 | 1.52 ± 0.03 | 1.64 ± 0.06 | 2.08 ± 0.23 |
| LTN (g kg-1) | 14.14 ± 0.89 | 13.52 ± 0.11 | 12.72 ± 0.23 | 11 ± 0.07 | 10.89 ± 0.36 | 10.54 ± 0.64 |
| P (g kg-1) | 1.27 ± 0.03 | 1.45 ± 0.02 | 1.54 ± 0.05 | 1.68 ± 0.02 | 1.46 ± 0.05 | 1.11 ± 0.02 |
| K (g kg-1) | 3.09 ± 0.13 | 6.95 ± 0.21 | 4.83 ± 0.31 | 3.79 ± 0.25 | 3.65 ± 0.21 | 4.00 ± 0.08 |
| δ13C | –25.25 ± 0.88 | –24.83 ± 0.16 | –23.67 ± 0.10 | –24.23 ± 0.26 | –25.45 ± 0.36 | –27.14 ± 0.92 |
| Photo (μmol CO2 m-2 s-1) | 10.21 ± 0.38 | 7.09 ± 0.2 | 8.07 ± 0.32 | 8.60 ± 0.41 | 8.91 ± 0.24 | 9.57 ± 0.16 |
| Ci (μmol CO2 mol-1) | 187.61 ± 3.87 | 194.58 ± 3.61 | 189.62 ± 3.31 | 171.59 ± 2.89 | 195.68 ± 6.32 | 204.72 ± 2.06 |
| Trmmol (mmol H2O m-2 s-1) | 2.53 ± 0.05 | 3.00 ± 0.15 | 3.59 ± 0.14 | 2.60 ± 0.13 | 3.14 ± 0.23 | 4.17 ± 0.11 |
| Cond (mmol m-2 s-1) | 111.9 ± 5.92 | 79.512 ± 0.04 | 96.857 ± 0.05 | 85.87 ± 6.39 | 105.55 ± 8.39 | 118.5 ± 10.28 |
| Soil characters | ||||||
| STN (%) | 0.10 ± 0.007 | 0.12 ± 0.009 | 0.10 ± 0.007 | 0.09 ± 0.001 | 0.11 ± 0.002 | 0.09 ± 0.004 |
| TC (%) | 2.85 ± 0.15 | 3.01 ± 0.10 | 2.85 ± 0.15 | 2.57 ± 0.02 | 3.06 ± 0.06 | 2.62 ± 0.06 |
| OC (%) | 1.53 ± 0.07 | 1.57 ± 0.04 | 1.53 ± 0.07 | 1.39 ± 0.006 | 1.23 ± 0.21 | 1.41 ± 0.03 |
| pH | 7.38 ± 0.12 | 7.42 ± 0.10 | 7.38 ± 0.12 | 7.54 ± 0.05 | 7.2 ± 0.06 | 7.45 ± 0.10 |
| TDS (mg L-1) | 51.92 ± 4.03 | 43.09 ± 0.35 | 49.9 ± 0.55 | 41.9 ± 0.73 | 56.88 ± 4.1 | 48.69 ± 4.21 |
| EC (S m-1) | 104.02 ± 8.13 | 86.29 ± 0.70 | 100.02 ± 1.08 | 83.97 ± 1.48 | 114.18 ± 8.17 | 97.56 ± 8.47 |
| Salinity (%) | 0.01 ± 0.002 | 0.003 ± 0.002 | 0.013 ± 0.004 | 0 | 0.01 ± 0.002 | 0.01 ± 0.002 |
| MC (%) | 11.13 ± 0.73 | 22.77 ± 0.42 | 13.5 ± 0.45 | 19.1 ± 1.07 | 21.57 ± 0.59 | 11.08 ± 0.76 |
Sources for functional trait information are described in the main text. Data are showed with Mean ± SE. LL, leaf length; LMA, leaf dry mass per area; SWC, leaf water content; Cleaf, leaf water storage capacity; LTN, content of leaf total nitrogen; P, phosphorous content in leaf; K, potassium content in leaf; δ13C, leaf δ13C values; Cond, stomatal conductance; Photo, net photosynthetic rate; Ci, intercellular carbon dioxide concentration; Trmmol, transpiration rate; STN, content of soil total nitrogen; TC, total carbon in soil; OC, organic carbon in soil; TDS, total dissolved solids in soil; EC, soil electric conductivity; Salinity, total soil salinity; and MC, soil moisture content.