巴丹吉林沙漠周边地区土壤养分和粒度特征
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王蒙, 逯军峰, 付鹏, 董治宝
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Characteristics of soil nutrients and grain size around Badain Jaran Desert
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Meng Wang, Junfeng Lu, Peng Fu, Zhibao Dong
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表7 研究区域土壤粒度与养分的相关分析
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Table 7 The correlation coefficients between soil grain sizes and nutrients in the study areas
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土层 | 土壤养分 | Clay | S | VFS | FS | MS | CS | VCS |
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0—20 cm | OM | 0.103 | 0.189 | 0.218 | 0.035 | -0.279 | -0.166 | -0.060 | TN | -0.019 | 0.025 | 0.266 | 0.121 | -0.204 | -0.129 | -0.129 | TP | 0.036 | 0.125 | 0.149 | -0.120 | -0.141 | 0.021 | -0.024 | TK | 0.335 | 0.385* | -0.215 | -0.426* | -0.035 | 0.171 | 0.021 | AN | 0.048 | 0.090 | 0.375* | 0.155 | -0.284 | -0.250 | -0.227 | AP | 0.218 | 0.235 | 0.267 | 0.105 | -0.313 | -0.306 | -0.216 | AK | 0.526** | 0.596** | 0.103 | -0.167 | -0.308 | -0.318 | -0.311 | pH | -0.150 | -0.091 | 0.183 | -0.025 | -0.188 | 0.118 | 0.242 | EC | 0.091 | 0.119 | 0.384* | 0.219 | -0.284 | -0.354* | -0.303 | 20—40 cm | OM | -0.067 | -0.135 | 0.129 | -0.063 | -0.104 | 0.166 | 0.053 | TN | 0.005 | -0.013 | 0.410* | 0.298 | -0.329 | -0.250 | -0.230 | TP | 0.195 | 0.228 | 0.407* | -0.242 | -0.548** | 0.041 | 0.150 | TK | 0.483* | 0.480* | 0.149 | -0.093 | -0.192 | -0.250 | -0.333 | AN | -0.105 | -0.071 | 0.178 | 0.258 | 0.005 | -0.220 | -0.225 | AP | 0.395* | 0.297 | 0.420* | 0.024 | -0.353 | -0.320 | -0.286 | AK | 0.303 | 0.206 | 0.264 | 0.235 | -0.084 | -0.442* | -0.458* | pH | 0.113 | 0.073 | 0.155 | -0.206 | -0.336 | 0.168 | 0.214 | EC | 0.418* | 0.247 | 0.354 | 0.104 | -0.244 | -0.380 | -0.343 |
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