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1 BSC及土壤理化参数对不同扰动面(Disturbed surfaces,S)和处理(Treatments,T)的双因素方差分析结果( F )
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Table 1 Results of two-way ANOVA comparing the effects of disturbed surfaces (S) and treatments (T) on BSC and soil physicochemical parameters
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| 参数 | 扰动面S(n=12) | | 处理T(n=15) | | S×T |
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| 3个月 | 2 a | 3个月 | 2 a | 3个月 | 2 a |
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| dF | 4 | | 3 | | 12 | | SWC | 97.176*** | 1.293ns | | 1.926ns | 0.773ns | | 0.875ns | 0.616ns | | pH | 7.667*** | 17.244*** | | 0.658ns | 0.446ns | | 3.328** | 2.313* | | 土壤硬度 | 6.576*** | 3.285* | | 0.978ns | 5.171** | | 2.713** | 1.736ns | | 叶绿素a | 10.429*** | 9.103*** | | 2.224ns | 8.166*** | | 1.686ns | 2.902** | | BSC厚度 | 3.194* | 24.807*** | | 0.282ns | 2.934* | | 1.362ns | 1.028ns | | 碱性磷酸酶 | 13.909*** | 18.557*** | | 2.563ns | 4.125* | | 2.670** | 2.218* | | 脲酶 | 20.290*** | 36.330*** | | 0.708ns | 1.641ns | | 2.948** | 1.565ns | | 过氧化氢酶 | 16.405*** | 24.832*** | | 1.684ns | 2.355ns | | 2.942** | 2.371* | | 有机质 | — | 26.315*** | | — | 1.942ns | | — | 2.175* | | 全氮 | — | 10.798*** | | — | 1.742ns | | — | 3.282** | | 有效磷 | — | 45.868*** | | — | 3.153* | | — | 5.045*** | | 速效钾 | — | 15.389*** | | — | 3.403* | | — | 1.108ns |
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