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4 秋季冻融前期冻土泥炭地的环境变量与无机氮浓度的相关分析
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Attached table 4 Correlation analysis of environmental variables and inorganic nitrogen concentrations in permafrost peatlands during the prophase of autumn freeze-thaw
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泥炭地类型 | XY | XY | XA | XA | XA | BM | BM | BM |
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| 浅层NH4+-N | 整体NH4+-N | 浅层NH4+-N | 整体NH4+-N | 浅层NO3--N | 深层NH4+-N | 整体NH4+-N | 整体NO3--N | 土温 | 0 cm | 0.767*(0.044) | 0.849*(0.016) | 0.403(0.371) | 0.238(0.607) | -0.765*(0.045) | / | 0.415(0.354) | -0.756*(0.049) | 5 cm | 0.646(0.117) | 0.538(0.213) | 0.859*(0.013) | 0.876*(0.010) | -0.488(0.267) | / | 0.680(0.093) | -0.546(0.204) | 10 cm | 0.687(0.088) | 0.584(0.169) | 0.810*(0.027) | 0.750(0.052) | -0.082(0.861) | / | 0.771*(0.042) | -0.170(0.715) | 15 cm | 0.495(0.259) | 0.327(0.474) | 0.779*(0.039) | 0.799*(0.031) | -0.091(0.845) | / | 0.586(0.167) | -0.149(0.750) | 含水量 | 20~30 cm | / | 0.119(0.799) | / | -0.272(0.555) | / | 0.653(0.112) | 0.736(0.059) | -0.788*(0.035) | 40~50 cm | / | 0.506(0.247) | / | -0.147(0.753) | / | 0.775*(0.041) | 0.652(0.112) | -0.705(0.077) |
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