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农地非点源磷污染的优先流路径研究 被引量:4

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摘要 优先流是一种较为常见的土壤水分运动形式,与土壤入渗、地表及地下水质密切相关,是土壤水运动机制研究由均质走向非均质领域的标志。本文介绍优先流的基本概念及特征,介绍优先流的几种分类方法并重点介绍了管流。农业非点源磷引起水体的富营养化现象非常突出,通过优先流路径迁移的非点源磷的潜力非常巨大。结合当今优先流国内外的研究现状,对非点源磷污染的优先流模拟和分析模型进行了总结和展望。
作者 胡博 王冬梅
出处 《亚热带水土保持》 2007年第2期16-19,共4页 Subtropical Soil and Water Conservation
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