| 东北黑土耕层土壤黏粒矿物组成的区域差异及其演化 |
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| 引用本文： | 郑庆福,刘艇,赵兰坡,冯君,王鸿斌,李春林. 东北黑土耕层土壤黏粒矿物组成的区域差异及其演化[J]. 土壤学报, 2010, 47(4): 734-746 |
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| 作者姓名： | 郑庆福 刘艇 赵兰坡 冯君 王鸿斌 李春林 |
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| 作者单位： | 1. 吉林农业大学资源与环境学院,吉林省生态恢复与生态系统管理省部共建国家重点实验室培育基地,长春,130118
2. 吉林农业大学经济管理学院,长春,130118 |
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| 基金项目： | 国家沃土工程（2006BAD25B05）项目资助 |
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| 摘 要： | 在东北黑土耕层土壤小于2μm黏粒的化学组成和X衍射分析基础上,对不同纬度的15个黑土的黏粒矿物组成和空间差异进行研究,并探讨了其影响因素及演化机制。结果表明:东北黑土耕层土壤黏粒矿物属伊利石—蒙伊混层矿物类型,但其组合因区域不同有所差异,高纬度黑土为伊利石—蒙伊混层型,低纬度黑土则为蒙伊混层—伊利石—蛭石型。影响黏粒矿物空间差异的主要因素有降水、温度、作物类型。由于这些因素在空间上的显著差异,使黑土黏粒矿物演化序列处于伊利石向蒙伊混层或蛭石的不同阶段,导致东北黑土黏粒矿物组成在纬度上形成显著区域差异。
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| 关 键 词： | 黑土 黏粒矿物 空间差异 演化机制 |
Spatial variation and evolution mechanism of clay mineral composition in agric horizon of black soil in Northeast China |
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| Zheng Qingfu,Liu Ting,Zhao Lanpo,Feng Jun,Wang Hongbin and Li Chunling. Spatial variation and evolution mechanism of clay mineral composition in agric horizon of black soil in Northeast China[J]. Acta Pedologica Sinica, 2010, 47(4): 734-746 |
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| Authors: | Zheng Qingfu Liu Ting Zhao Lanpo Feng Jun Wang Hongbin Li Chunling |
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| Affiliation: | College of Resources and Environment Science, Jilin Agricultural University, Cultivating Base, National Key Laboratory for Jilin Province Ecological Restoration and Ecosystem Management;College of Resources and Environment Science, Jilin Agricultural University, Cultivating Base, National Key Laboratory for Jilin Province Ecological Restoration and Ecosystem Management;College of Resources and Environment Science, Jilin Agricultural University, Cultivating Base, National Key Laboratory for Jilin Province Ecological Restoration and Ecosystem Management;College of Resources and Environment Science, Jilin Agricultural University, Cultivating Base, National Key Laboratory for Jilin Province Ecological Restoration and Ecosystem Management;College of Resources and Environment Science, Jilin Agricultural University, Cultivating Base, National Key Laboratory for Jilin Province Ecological Restoration and Ecosystem Management;College of Economy Management Science, Jilin Agricultural University |
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| Abstract: | |
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| Keywords: | Black soils Clay minerals Spatial variation Evolution mechanism |
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