皖北潮土与砂姜黑土锌含量分布及影响因素
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李朋飞, 管后春, 王翔, 陈岩滨, 王耀, 吴衡, 史春鸿
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The distribution and influencing factors of zinc in the fluvo-aquic soil and the lime concretion black soil in northern Anhui Province
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LI Peng-Fei, GUAN Hou-Chun, WANG Xiang, Chen Yan-Bin, WANG Yao, WU Heng, SHI Chun-Hong
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表5 砂姜黑土区不同层位土壤中各形态Zn含量及其占全锌比例
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Table 5 The zinc content of each form and its proportion in total zinc in each layer of lime concretion black soil
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采样 深度/cm | 岩性 | 全Zn | 类别 | 各形态Zn含量及比例 | 水溶态 | 离子 交换态 | 碳酸盐 结合态 | 腐殖酸 结合态 | 铁锰氧化物 结合态 | 强有机 结合态 | 残渣态 | 0~20 | 粉质黏土 | 54.0 | 含量/10-6 | 0.08 | 0.14 | 1.22 | 1.83 | 4.78 | 6.30 | 39.69 | | 比例/% | 0.15 | 0.26 | 2.25 | 3.39 | 8.84 | 11.66 | 73.45 | 20~40 | 黏土 | 52.2 | 含量/10-6 | 0.02 | 0.16 | 1.29 | 1.52 | 4.66 | 5.22 | 39.36 | | 比例/% | 0.04 | 0.31 | 2.46 | 2.92 | 8.92 | 9.99 | 75.37 | 40~60 | 黏土 | 53.0 | 含量/10-6 | 0.01 | 0.24 | 1.10 | 1.19 | 4.38 | 5.57 | 40.51 | | 比例/% | 0.01 | 0.45 | 2.07 | 2.24 | 8.26 | 10.51 | 76.46 | 60~80 | 黏土 | 51.0 | 含量/10-6 | 0.01 | 0.31 | 0.97 | 1.10 | 3.94 | 5.50 | 39.19 | | 比例/% | 0.02 | 0.61 | 1.91 | 2.16 | 7.72 | 10.78 | 76.80 | 80~100 | 黏土 | 58.4 | 含量/10-6 | 0.04 | 0.44 | 0.60 | 1.24 | 5.54 | 5.62 | 44.91 | | 比例/% | 0.07 | 0.76 | 1.03 | 2.12 | 9.49 | 9.63 | 76.90 | 100~120 | 黏土 | 59.5 | 含量/10-6 | 0.06 | 0.54 | 1.34 | 1.00 | 7.49 | 5.00 | 44.05 | | 比例/% | 0.10 | 0.91 | 2.25 | 1.69 | 12.59 | 8.41 | 74.05 | 120~160 | 粉质黏土 | 54.9 | 含量/10-6 | 0.02 | 0.61 | 0.84 | 1.30 | 5.76 | 5.10 | 41.27 | | 比例/% | 0.04 | 1.10 | 1.53 | 2.36 | 10.50 | 9.29 | 75.19 | 160~200 | 粉质黏土 | 57.5 | 含量/10-6 | 0.01 | 0.28 | 0.96 | 1.29 | 6.22 | 5.71 | 43.07 | | 比例/% | 0.01 | 0.48 | 1.66 | 2.24 | 10.81 | 9.93 | 74.87 |
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