基于PALSAR雷达数据的于田绿洲土壤盐渍化反演
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再屯古丽·亚库普, 买买提·沙吾提, 阿卜杜萨拉木·阿布都加帕尔, 张东
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Soil salinity inversion in Yutian Oasis based on PALSAR radar data
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Yakup ZAYTUNGUL, Sawut MAMAT, Abdujappar ABDUSALAM, Dong ZHANG
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| 表2 雷达影像后向散射系数与于田绿洲土壤含盐量数据统计 |
| Table 2 Statistics of radar back-scattering coefficients and salt contents of soil in Yutian Oasis |
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| 采样点编号 | SHH /dB | SHV /dB | SVH /dB | SVV /dB | 含盐量/（g/kg） | pH值 | 含水量/（g/kg） | | 1 | -14.33 | -23.71 | -23.96 | -16.35 | 0.52 | 8.23 | 7.17 | | 2 | -14.78 | -22.15 | -23.25 | -17.62 | 0.28 | 8.55 | 5.26 | | 3 | -13.48 | -22.63 | -22.65 | -11.01 | 8.91 | 8.16 | 5.56 | | 4 | -26.78 | -28.86 | -27.54 | -18.25 | 1.75 | 8.18 | 8.75 | | 5 | -23.30 | -30.73 | -30.64 | -23.65 | 2.58 | 8.15 | 4.26 | | 6 | -17.59 | -27.69 | -26.56 | -16.52 | 3.63 | 8.97 | 7.15 | | 7 | -20.26 | -26.72 | -28.04 | -19.96 | 6.39 | 7.95 | 3.71 | | 8 | -15.13 | -24.13 | -24.79 | -12.41 | 9.91 | 9.02 | 4.24 | | 9 | -20.21 | -28.93 | -28.31 | -19.05 | 8.51 | 8.09 | 5.36 | | … | … | … | … | … | … | … | … | | 68 | -21.06 | -28.29 | -28.12 | -19.77 | 11.40 | 8.70 | 3.44 |
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