| 地表干扰恢复措施对土壤水分物理性质的影响——以宁南黄土丘陵区典型草原土壤为例 |
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| 引用本文： | 马红彬,谢应忠.地表干扰恢复措施对土壤水分物理性质的影响——以宁南黄土丘陵区典型草原土壤为例[J].安徽农业科学,2009,37(36):18067-18069. |
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| 作者姓名： | 马红彬 谢应忠 |
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| 作者单位： | 宁夏大学西北退化生态系统恢复与重建省部共建教育部重点实验室,宁夏大学农学院草业科学研究所,宁夏银川,750021 |
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| 基金项目： | 宁夏自然科学基金资助项目，宁夏大学科研基金资助项目，高校博士点基金项目，宁夏科技攻关项目 |
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| 摘 要： | 目的]探讨黄土丘陵区地表干扰恢复措施对土壤水分物理性质的影响。方法]测定并分析了宁南黄土丘陵区典型草原鱼鳞坑、水平沟和封育3种恢复措施实施5年后土壤0～40、40～100 cm土壤颗粒组成、容重、孔隙度、持水性、水分有效性和水分盈亏状况。结果]鱼鳞坑、水平沟措施下土壤容重变化不大,但土壤黏粒含量、毛管孔隙和持水性下降,水分有效性和水分盈亏状况改善。结论]地表干扰恢复措施可改善土壤水分条件,但使土壤持水性降低。
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| 关 键 词： | 地表干扰恢复措施 典型草原 土壤水分物理性质 黄土丘陵区 |
Influence of Surface Disturbance Restoration Measures on the Soil Moisture Physical Properties of Typical Grassland in Hilly Area of the Loess Plateau in South of Ningxia |
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| MA Hong-bin et al.Influence of Surface Disturbance Restoration Measures on the Soil Moisture Physical Properties of Typical Grassland in Hilly Area of the Loess Plateau in South of Ningxia[J].Journal of Anhui Agricultural Sciences,2009,37(36):18067-18069. |
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| Authors: | MA Hong-bin |
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| Institution: | MA Hong-bin et al(Key Laboratory of Restoration , Rehabilitation of Degraded Ecosystem in Northwestern China,Grassl, Research Institute of Agricultural College,Ningxia University,Yinchuan,Ningxia 750021) |
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| Abstract: | Objective]The research aimed to study the influence on soil moisture physics characteristics under different land disturbances restoration measures in hilly area of the Loess Plateau.Method]Some characteristics of soil particle compositions,bulk density,porosity, moisture-holding capacity,moisture availability and surplus-deficit status of soil moisture content in the soil depth of 0-40 cm and 40-100 cm under restoration measures named fish-scale pit,parallel ditches and hill closure were surveyed and ana... |
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| Keywords: | Land disturbances restoration measures Typical steppe Soil moisture physics characteristics Hilly area of the Loess Plateau |
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