东台市海岸滩涂土壤有机碳的时空变化
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孙燕, 郑光辉, 焦彩霞, 吕立刚, 张云鹏
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Spatio-temporal dynamics of soil organic carbon in coastal saline soil of Dongtai City
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Yan SUN, Guanghui ZHENG, Caixia JIAO, Ligang LV, Yunpeng ZHANG
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表1 2014年东台市不同土层深度土壤有机碳含量统计结果 |
Table 1 Statistic results of soil organic carbon in different soil layers in Dongtai City in 2014 |
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土层深度 /cm | 最大值/ (g/kg) | 最小值/ (g/kg) | 均值/ g/kg) | 标准差 SD | 偏度 | 峰度 | 变异系数CV/% | P值 | 0~5 | 28.63 | 3.16 | 10.16 | 5.69 | 1.79 | 4.46 | 55.99 | 0.28 | 5~10 | 30.34 | 0.80 | 8.89 | 6.16 | 2.06 | 6.50 | 69.27 | 0.16 | 10~20 | 21.95 | 0.89 | 6.39 | 4.26 | 2.32 | 8.33 | 66.69 | 0.21 | 20~30 | 18.82 | 0.84 | 4.17 | 3.84 | 2.88 | 10.28 | 92.18 | 0.12 | 30~40 | 7.93 | 1.13 | 3.12 | 1.94 | 1.09 | 0.25 | 62.06 | 0.28 | 40~60 | 11.50 | 1.03 | 2.97 | 2.75 | 1.98 | 3.64 | 92.71 | 0.08 | 60~80 | 7.21 | 0.83 | 2.01 | 1.67 | 2.33 | 4.66 | 82.88 | 0.13 | 80~100 | 11.20 | 1.05 | 2.36 | 2.67 | 2.95 | 7.81 | 113.12 | 0.06 | 0~100 | 16.90 | 1.49 | 5.01 | 3.29 | 2.42 | 7.86 | 65.68 | 0.22 |
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