大兴安岭秋季冻结期土壤水热变化对多年冻土泥炭地可溶性有机碳的影响
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孙超峰, 宋立全, 臧淑英, 焦亚青, 鲁博权
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Effects of soil hydrothermal variations on soil DOC content in permafrost peatlands during autumn freezing period in the Greater Higgnan Mountains
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Chaofeng SUN, Liquan SONG, Shuying ZANG, Yaqing JIAO, Boquan LU
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附表1 3种泥炭地秋季不同冻结时期浅层土壤DOC含量与温度、含水量相关分析
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Attached table 1 Correlation analysis of DOC content of shallow soil with temperature and moisture content at different freezing periods in autumn in three peatlands
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样地 | CP | LP | EP |
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| 前期 | 中期 | 后期 | 整体 | 前期 | 中期 | 后期 | 整体 | 前期 | 中期 | 后期 | 整体 | 地表土温 | -0.382 (0.398) | -0.448 (0.267) | 0.197 (0.672) | -0.007 (0.978) | 0.677 (0.095) | 0.058 (0.902) | -0.139 (0.765) | 0.485* (0.026) | -0.043 (0.926) | -0.108 (0.818) | -0.237 (0.610) | 0.097 (0.674) | 土温 5 cm | 0.228 (0.622) | 0.121 (0.796) | -0.118 (0.801) | 0.020 (0.933) | 0.113 (0.810) | -0.768* (0.044) | 0.237 (0.609) | 0.373 (0.096) | -0.092 (0.844) | -0.159 (0.733) | 0.022 (0.962) | 0.102 (0.659) | 土温 10 cm | 0.345 (0.448) | 0.046 (0.922) | -0.149 (0.750) | 0.055 (0.812) | 0.129 (0.782) | -0.701 (0.079) | 0.372 (0.412) | 0.411 (0.064) | -0.119 (0.800) | -0.160 (0.732) | -0.004 (0.993) | 0.018 (0.939) | 土温 15 cm | 0.579 (0.173) | 0.417 (0.351) | -0.327 (0.474) | 0.166 (0.471) | -0.037 (0.937) | -0.789* (0.035) | 0.353 (0.438) | 0.289 (0.203) | 0.003 (0.995) | -0.205 (0.659) | -0.067 (0.887) | -0.034 (0.883) | 土温 20 cm | 0.585 (0.167) | 0.167 (0.720) | -0.260 (0.573) | 0.260 (0.256) | 0.288 (0.530 | -0.7108 (0.074) | 0.351 (0.440) | 0.363 (0.106) | 0.071 (0.880) | -0.481 (0.274) | -0.155 (0.740) | -0.200 (0.384) | 含水率 0~10 cm | 0.075 (0.873) | 0.467 (0.290) | -0.837* (0.019) | -0.114 (0.621) | 0.603 (0.152) | -0.504 (0.249) | 0.476 (0.280) | 0.340 (0.132) | 0.182 (0.695) | 0.434 (0.330) | -0.487 (0.268) | 0.307 (0.176) | 含水量 10~20 cm | -0.137 (0.770) | 0.259 (0.575) | -0.762* (0.047) | -0.045 (0.847) | 0.690 (0.086) | -0.774* (0.041) | 0.531 (0.220) | 0.142 (0.539) | -0.146 (0.756) | -0.017 (0.970) | 0.275 (0.551) | 0.031 (0.893) |
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