科尔沁沙地沙质草地土壤水分时间序列分析
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姚淑霞, 张铜会, 赵传成
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Time series analysis of soil moisture in sandy grassland of Horqin Sandy Land
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Shuxia Yao, Tonghui Zhang, Chuancheng Zhao
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表3 不同滞后时距下各土层土壤水分含量自相关系数
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Table 3 Auto-interrelation coefficients of soil moisture in different soil layer with different lag period
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| 滞后时距(10 d) | 土层深度/cm |
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| 0~20 | 20~40 | 40~60 | 60~80 | 80~100 | 100~120 | 120~140 |
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| k=1 | -0.128 | -0.213* | -0.104 | 0.263* | 0.396* | 0.244* | 0.351* | | k=2 | -0.243* | -0.156 | -0.177 | 0.166 | 0.127 | 0.148 | 0.049 | | k=3 | -0.044 | -0.147 | -0.108 | -0.223* | -0.224* | -0.158 | -0.105 | | k=4 | -0.067 | 0.036 | 0.064 | -0.225* | -0.210* | -0.109 | -0.176 | | k=5 | -0.034 | -0.089 | -0.011 | -0.194 | -0.158 | -0.090 | -0.125 | | k=6 | 0.059 | 0.015 | -0.058 | -0.139 | -0.142 | -0.098 | -0.143 |
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