大兴安岭多年冻土泥炭地无机氮动态对秋季冻融的响应
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焦亚青, 宋立全, 臧淑英, 孙超峰, 鲁博权
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Response of inorganic nitrogen dynamics to autumn freeze-thaw in permafrost peatlands of the Greater Higgnan Mountains
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Yaqing JIAO, Liquan SONG, Shuying ZANG, Chaofeng SUN, Boquan LU
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附表2 3种多年冻土泥炭地在不同土层深度的无机氮浓度差异性分析
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Attached table 2 Difference analysis of inorganic nitrogen concentration in three permafrost peatlands at different soil depths
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时期 | 前期 | 中期 | 后期 | 整个时期 |
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泥炭地类型 | XY×XA | XY×BM | XA×BM | XY×XA | XY×BM | XA×BM | XY×XA | XY×BM | XA×BM | XY×XA | XY×BM | XA×BM |
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浅层NH4+-N | 0~20 cm | 0.887 | 0.973 | 0.914 | 0.732 | 0.900 | 0.828 | 0.809 | 0.572 | 0.422 | 0.671 | 0.917 | 0.597 | 深层NH4+-N | 20~50 cm | 0.262 | 0.911 | 0.311 | 0.593 | 0.136 | 0.323 | 0.364 | 0.364 | 0.079 | 0.370 | 0.259 | 0.045* | 整体NH4+-N | 0~50 cm | 0.444 | 0.932 | 0.496 | 0.934 | 0.492 | 0.545 | 0.464 | 0.377 | 0.116 | 0.454 | 0.465 | 0.142 | 浅层NO3--N | 0~20 cm | 0.066 | 0.029* | 0.679 | 0.052 | 0.041 | 0.905 | 0.418 | 0.404 | 0.980 | 0.018* | 0.009* | 0.777 | 深层NO3--N | 20~50 cm | 0.030* | 0.011* | 0.322 | 0.206 | 0.247 | 0.910 | 0.301 | 0.513 | 0.695 | 0.026* | 0.034* | 0.903 | 整体NO3--N | 0~50 cm | 0..030* | 0.010* | 0.616 | 0.133 | 0.158 | 0.920 | 0.340 | 0.462 | 0.821 | 0.010* | 0.011* | 0.981 |
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