甘肃景泰白墩子盐沼国家湿地公园土壤生态化学计量特征
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郭思淼, 周晓雷, 任菊, 王润龙, 樊玉科, 刘锐, 张晓玮
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Ecological stoichiometric characteristics of soil in Baidunzi Salt Marsh National Wetland Park, Jingtai, Gansu Province
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Simiao Guo, Xiaolei Zhou, Ju Ren, Runlong Wang, Yuke Fan, Rui Liu, Xiaowei Zhang
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表2 白墩子盐沼国家湿地公园土壤理化因子的差异
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Table 2 Differences of soil physical and chemical factors in Baidunzi Salt Marsh National Wetland Park
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植物群落 类型 | pH | 速效钾 /(mg·kg-1) | 铵态氮 /(mg·kg-1) | 有效磷 /(mg·kg-1) | 容重 /(g·cm-3) | 含水量 /% | 孔隙度 /% |
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芨芨草 | 8.10±0.09d | 212.15±96.05e | 34.23±6.69d | 6.26±1.31h | 1.38±0.02c | 14.33±1.00c | 52.67±3.28b | 小果白刺 | 8.67±0.36a | 222.95±63.48d | 34.34±5.68c | 14.15±3.37e | 1.27±0.06e | 12.67±2.50f | 51.67±1.80c | 盐爪爪 | 7.93±0.18d | 268.66±24.68b | 32.38±2.18e | 52.95±5.97a | 1.16±0.06f | 13.00±1.73e | 55.67±1.80a | 碱蓬 | 8.13±0.05c | 172.40±16.76g | 29.50±2.33g | 11.97±1.39g | 1.61±0.02a | 21.67±2.18a | 49.67±1.32e | 盐角草 | 8.13±0.10c | 101.14±9.35h | 28.90±2.60h | 13.77±1.40f | 1.54±0.04b | 20.00±1.73b | 49.00±2.29g | 芦苇 | 8.57±0.30b | 263.02±126.82c | 53.21±8.15a | 20.25±3.94d | 1.54±0.06b | 11.67±0.50g | 50.67±1.32d | 柽柳 | 8.13±0.36c | 371.23±99.94a | 36.77±9.57b | 47.78±10.25b | 1.38±0.02c | 13.33±0.50d | 55.67±2.78a | 红砂 | 8.57±0.22b | 176.59±19.04f | 30.30±5.30f | 27.89±5.86c | 1.37±0.03d | 10.67±0.50h | 49.33±0.50f | 平均值 | 8.27 | 223.52 | 34.95 | 24.38 | 1.41 | 14.67 | 51.79 | 变异系数 | 0.04 | 0.45 | 0.27 | 0.70 | 0.10 | 0.27 | 0.06 |
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