样地 | 调节水价值 /(万元∙a−1) | 净化水价值 /(万元∙a−1) | 单位面积调节水价值/(元·a−1∙hm−2) | 单位面积净化水价值/ (元∙a−1∙hm−2) | 调节/净化水 贡献率 |
柠条 | 7.20 ± 0.19c** | 1.89 ± 0.05c** | 118.36 ± 3.12c** | 30.96 ± 0.82c** | 0.08 |
其他灌木 | 27.13 ± 2.11a** | 7.10 ± 0.55a** | 259.87 ± 20.24b** | 67.98 ± 5.29b** | 0.31 |
油松 | 29.19 ± 6.43a** | 7.64 ± 1.68a** | 369.27 ± 81.27a** | 96.59 ± 21.26a** | 0.33 |
白桦 | 0.63 ± 0.01d** | 0.17 ± 0.00d** | 316.17 ± 6.07a** | 82.70 ± 1.59a** | 0.01 |
山杨 | 7.40 ± 0.06c** | 1.94 ± 0.02c** | 355.05 ± 2.84a** | 92.87 ± 0.74a** | 0.08 |
云杉 | 16.58 ± 1.63b** | 4.34 ± 0.43b** | 291.79 ± 28.70b** | 76.32 ± 7.51b** | 0.19 |