接种复合藻液对河西走廊工程扰动面生物结皮及土壤性质的影响
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康红梅, 张军, 李鑫, 刘金鹏
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Effects of artificially inoculated composite algal solutions on biological soil crusts and soil properties in engineering-disturbed areas of the Hexi Corridor
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Hongmei Kang, Jun Zhang, Xin Li, Jinpeng Liu
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表3 不同扰动面(S)的土壤酶活性
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Table 3 Soil enzyme activities at different disturbed surfaces (S)
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| 扰动面 | 碱性磷酸酶/(μg·g-1-24h) | | 脲酶(NH3-N μg·g-1-24h) | | 过氧化氢酶/(mL·g-1) |
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| 3个月 | 2 a | 3个月 | 2 a | 3个月 | 2 a |
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| Ⅰ | 20.71±2.04a | 38.78±3.84a | | 0.56±0.05a | 1.19±0.05a | | 0.61±0.01a | 0.66±0.01a | | Ⅱ | 38.65±2.27b | 42.53±3.66ab | | 0.86±0.07b | 2.00±0.06b | | 0.69±0.01c | 0.69±0.02b | | Ⅲ | 41.56±6.31bc | 53.6±9.05b | | 1.05±0.07c | 2.13±0.15bc | | 0.69±0.01c | 0.71±0.01b | | Ⅳ | 51.93±4.07c | 80.5±4.01c | | 1.02±0.09c | 2.85±0.17d | | 0.63±0.01ab | 0.77±0.01c | | Ⅴ | 48.63±3.37bc | 73.12±3.88c | | 1.27±0.05d | 2.40±0.04c | | 0.65±0.01b | 0.76±0.01c |
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