毛乌素沙地火电厂周边不同类型生物结皮酶活性及其影响因素
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王融融, 樊瑾, 丛士翔, 余海龙, 黄菊莹
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Enzyme activity characteristics and their influencing factors of different biocrusts around thermal plant in Mu Us Sandy Land
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Rongrong Wang, Jin Fan, Shixiang Cong, Hailong Yu, Juying Huang
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表3 不同类型生物结皮土壤理化性质
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Table 3 Soil physicochemical properties of different biocrusts
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样品 | 土层 | 黏粒 /% | 粉粒 /% | 砂粒 /% | 容重 /(g·cm-3) | 有机碳 /(g·kg-1) | 全氮 /(g·kg-1) | 全磷 /(g·kg-1) | pH |
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藻结皮 | 结皮层 | 7.82±1.39Aa | 47.31±2.94Aa | 44.88±3.05ABa | 1.12±0.05Aa | 14.75±0.38Aa | 1.30±0.06Aa | 0.54±0.05Aa | 8.35±0.01Aa | 0~5 cm | 5.76±0.16Ba | 47.23±4.05Aa | 47.00±4.19ABa | 1.27±0.01Bab | 3.88±0.55Ba | 0.80±0.06Ba | 0.46±0.02ABa | 8.72±0.02Ba | 5~10 cm | 4.55±0.29Ba | 44.30±0.41Aab | 51.15±0.53Aa | 1.39±0.05Ba | 3.68±0.27Ba | 0.77±0.04Ba | 0.39±0.02ABa | 8.82±0.06Ba | 10~20 cm | 7.78±2.87Aa | 49.34±3.57Aa | 42.88±2.89Ba | 1.41±0.06Bb | 3.45±0.19Ba | 0.83±0.04Ba | 0.32±0.06Ba | 8.74±0.13Ba | 混生结皮 | 结皮层 | 4.96±0.18Ab | 48.47±0.50ABa | 46.57±0.59Aa | 1.10±0.03Aa | 15.82±1.42Aa | 1.42±0.10Aa | 0.58±0.02Aa | 8.37±0.03Aa | 0~5 cm | 4.42±0.17Aa | 43.13±1.22Bab | 52.45±1.39Ba | 1.33±0.03Ba | 4.55±0.10Ba | 0.82±0.03Ba | 0.47±0.01Ba | 8.99±0.01Bb | 5~10 cm | 4.34±0.18Aa | 46.83±1.46ABa | 48.84±1.47ABa | 1.30±0.05Bb | 4.64±0.42Ba | 0.77±0.07Ba | 0.40±0.01Ca | 9.03±0.04Bb | 10~20 cm | 5.71±0.91Aa | 49.31±2.67Aa | 44.98±3.58Aa | 1.36±0.04Bb | 4.27±0.21Ba | 0.72±0.05Ba | 0.37±0.02Da | 8.84±0.05Ba | 藓结皮 | 结皮层 | 3.97±0.22Ab | 46.98±0.43Aa | 49.05±0.54Aa | 1.05±0.01Aa | 23.67±2.64Ab | 1.89±0.21Aa | 0.79±0.01Ab | 8.22±0.09Ab | 0~5 cm | 5.50±0.91Aa | 41.32±0.78Ab | 53.19±1.45Aa | 1.18±0.04Bb | 4.80±0.25Ba | 0.95±0.05Ba | 0.51±0.05Ba | 8.83±0.09Bab | 5~10 cm | 8.36±4.43ABb | 40.71±2.32Ab | 50.94±5.50Aa | 1.34±0.05Bb | 4.29±0.25Ba | 1.04±0.07Bb | 0.42±0.01BCa | 9.02±0.07Bb | 10~20 cm | 14.17±8.85Bb | 46.46±3.70Aa | 39.38±5.94Ba | 1.37±0.06Bb | 4.68±0.68Ba | 0.88±0.05Ba | 0.36±0.03Ca | 8.95±0.13Ba |
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