毛乌素沙地东南缘L3 、S3 黄土-古土壤色度特征及古气候意义
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杨宇哲, 岳大鹏, 赵景波, 刘怡婷, 李嘉宁, 杨天宇
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Chroma characteristics and its paleoclimatic significance of L3 and S3 loess-paleosol in the southeast margin of Mu Us Sandy Land
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Yuzhe Yang, Dapeng Yue, Jingbo Zhao, Yiting Liu, Jianing Li, Tianyu Yang
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表2 柳树峁剖面L3 -S3 层段色度参数垂直变化特征
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Table 2 Vertical changes of parameters for the L3-S3 layers in Liushumao section
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层位 | L* | a* | b* | h*/(°) | C* |
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L3-1 | 范围 | 63.26~68.19 65.97 | 2.59~3.96 3.25 | 10.89~14.01 12.47 | 73.13~76.99 75.41 | 11.19~14.48 12.89 | 平均值 | L3S | 范围 | 63.09~65.33 63.97 | 3.46~3.99 3.78 | 12.01~13.24 12.72 | 72.98~74.21 73.44 | 12.50~13.83 13.27 | 平均值 | L3-2 | 范围 | 64.56~65.92 65.25 | 3.11~3.49 3.27 | 11.73~12.65 12.13 | 74.39~75.43 74.94 | 12.14~13.12 12.56 | 平均值 | L3F | 范围 | 68.02~74.86 70.42 | 1.53~2.94 2.47 | 9.02~12.89 11.40 | 76.74~80.65 77.85 | 9.15~13.22 11.67 | 平均值 | S3-1 | 范围 | 60.76~64.51 62.71 | 4.22~5.65 4.86 | 13.57~14.81 14.01 | 69.12~72.73 70.92 | 14.21~15.85 14.83 | 平均值 | S3F | 范围 | 63.51~67.23 65.40 | 2.92~3.82 3.47 | 10.74~12.78 11.93 | 73.10~74.79 73.83 | 11.13~13.34 12.43 | 平均值 | S3-2 | 范围 | 58.58~68.33 62.35 | 3.13~6.08 4.89 | 11.31~15.17 13.84 | 68.16~74.53 70.63 | 11.74~16.34 14.68 | 平均值 |
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