江苏省土壤锌元素地球化学特征及其利用前景
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汪子意, 廖启林, 汪媛媛, 崔晓丹, 刘玮晶, 徐宏婷, 李文婷
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Geochemical characteristics and utilization prospects of Zn in farmland soils, Jiangsu Province
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WANG Zi-Yi, LIAO Qi-Lin, WANG Yuan-Yuan, CUI Xiao-Dan, LIU Wei-Jing, XU Hong-Ting, LI Wen-Ting
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表2 江苏全省与泰州市土壤Zn等元素含量相关系数
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Table 2 Correlation coefficients of Zn and related elements content in the farmland soil from Jiangsu Province and Taizhou City
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| 全省土壤(n=23 905) | | Zn | Pb | Cu | Fe | Mn | Si | Al | K | Ca | Mg | N | Se | TOC | | Zn | 1.0** | | | | | | | | | | | | | | Pb | 0.43* | 1.0** | | | | | | | | | | | | | Cu | 0.57** | 0.34* | 1.0** | | | | | | | | | | | | Fe | 0.52** | 0.24 | 0.61** | 1.0** | | | | | | | | | | | Mn | 0.18 | 0.20 | 0.25 | 0.56** | 1.0** | | | | | | | | | | Si | -0.36* | 0.02 | -0.28 | -0.54** | -0.37* | 1.0** | | | | | | | | | Al | 0.45* | 0.28 | 0.52** | 0.82** | 0.40* | -0.37* | 1.0** | | | | | | | | K | 0.19 | 0.01 | 0.10 | 0.18 | 0.14 | -0.45* | 0.24 | 1.0** | | | | | | | Na | -0.29 | -0.30 | -0.41* | -0.62** | -0.33* | -0.01 | -0.53** | 0.07 | | | | | | | Ca | 0.12 | -0.16 | 0.02 | 0.11 | 0.14 | -0.82** | -0.15 | 0.25 | 1.0** | | | | | | Mg | 0.34* | -0.13 | 0.19 | 0.37* | 0.20 | -0.87** | 0.16 | 0.40* | 0.82** | 1.0** | | | | | N | 0.39* | 0.24 | 0.34* | 0.31* | -0.07 | 0.07 | 0.33* | -0.04 | -0.29 | -0.14 | 1.0** | | | | P | 0.25 | -0.07 | 0.03 | -0.13 | -.013 | -0.27 | -0.31* | 0.08 | 0.41* | 0.44* | 0.14 | | | | S | 0.14 | 0.09 | 0.09 | 0.02 | -0.03 | -0.13 | 0.02 | 0.02 | 0.11 | 0.12 | 0.10 | | | | Se | 0.32* | 0.42* | 0.32* | 0.19 | 0.06 | 0.16 | 0.22 | -0.08 | -0.27 | -0.26 | 0.44* | 1.0** | | | B | 0.09 | 0.09 | 0.07 | -0.07 | -0.31* | 0.49* | -0.06 | -0.21 | -0.49* | -0.34* | 0.31* | 0.24 | | | Mo | 0.28 | 0.21 | 0.40* | 0.31* | 0.22 | -0.20 | 0.24 | 0.07 | 0.11 | 0.01 | 0.08 | 0.43* | | | TOC | 0.39* | 0.28 | 0.37* | 0.29 | -0.08 | 0.10 | 0.36* | -0.06 | -0.33* | -0.21 | 0.92** | 0.53** | 1.0** | | pH | 0.13 | -0.20 | -0.04 | 0.05 | 0.10 | -0.64** | -0.12 | 0.23 | 0.75** | 0.79** | -0.27 | -0.33* | -0.34* | | 泰州市土壤(n=1 423) | | Zn | Pb | Cu | Fe | Mn | Si | Al | K | Ca | Mg | N | Se | TOC | | Zn | 1.0** | | | | | | | | | | | | | | Pb | 0.76** | 1.0** | | | | | | | | | | | | | Cu | 0.86** | 0.83** | 1.0** | | | | | | | | | | | | Fe | 0.78** | 0.80** | 0.89** | 1.0** | | | | | | | | | | | Mn | 0.74** | 0.68** | 0.81** | 0.78** | 1.0** | | | | | | | | | | Si | -0.77** | -0.72** | -0.84** | -0.88** | -0.80** | 1.0** | | | | | | | | | Al | 0.62** | 0.71** | 0.77** | 0.91** | 0.59** | -0.71** | 1.0** | | | | | | | | K | 0.66** | 0.72** | 0.78** | 0.90** | 0.67** | -0.76** | 0.93** | 1.0** | | | | | | | Na | -0.73** | -0.82** | -0.85** | -0.95** | -0.74** | 0.85** | -0.90** | -0.89** | | | | | | | Ca | 0.24 | 0.05 | 0.17 | -0.01 | 0.40* | -0.35* | -0.33* | -0.19* | 1.0** | | | | | | Mg | 0.55** | 0.28 | 0.48* | 0.33* | 0.62** | -0.58** | 0.01 | 0.17 | 0.82** | 1.0** | | | | | N | 0.39* | 0.43* | 0.39* | 0.38* | 0.06 | -0.32* | 0.40* | 0.31* | -0.23 | -0.080** | 1.0** | | | | P | 0.05 | -0.18 | -0.15 | -0.39* | -0.11 | 0.19 | -0.58** | -0.51** | 0.49* | 0.41* | 0.072 | | | | S | 0.22 | 0.26 | 0.21 | 0.19 | -0.01 | -0.22 | 0.20 | 0.15 | -0.08 | -0.08 | 0.64** | | | | Se | 0.70** | 0.76** | 0.78** | 0.74** | 0.54** | -0.69** | 0.67** | 0.59** | 0.06 | 0.26 | 0.60** | 1.0** | | | B | 0.01 | -0.01 | 0.06 | -0.03 | 0.05 | 0.09 | -0.01 | -0.08 | -0.05 | 0.08 | 0.03 | 0.07 | | | Mo | 0.60** | 0.63** | 0.67** | 0.66** | 0.56** | -0.65** | 0.56** | 0.58** | 0.14 | 0.31* | 0.34* | 0.65** | | | TOC | 0.47* | 0.55** | 0.53** | 0.54** | 0.15 | -0.42* | 0.62** | 0.51** | -0.36* | -0.14* | 0.86** | 0.71** | 1.0** | | pH | -0.05 | -0.23 | -0.18 | -0.32* | 0.10 | 0.03 | -0.55** | -0.39* | 0.73** | 0.56** | -0.41* | -0.27 | -0.54** |
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