| 刘丽,张仁慧,柴瑜.西安市农业非点源污染控制[J].干旱地区农业研究,2005,(3):209~212 |
| 西安市农业非点源污染控制 |
| Control of agricultural non-point source pollution in Xi’an city area |
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| DOI：10.7606/j.issn.1000-7601.2005.03.45 |
| 中文关键词: 非点源污染 化肥 西安市 |
| 英文关键词:non-point source pollution fertilizer Xi'an city |
| 基金项目:国家自然科学基金“中国西部林草植被生态调节功能及生态服务价值的测评”(40271052) |
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| 中文摘要: |
| 通过对西安市1995年至2002年化肥施用现状的调查研究,发现氮肥用量偏高,钾肥用量不足,化肥施用比例失调,是该市农业非点源污染的主要根源。控制农业非点源污染的途径有调整优化化肥农家肥施用比例、节水灌溉、建设农业缓冲区等。 |
| 英文摘要: |
| Based on researching the application of fertilizer in xi'an from 1995 to 2002, this article find nitrogenous fertilizer is used too much and potassium fertilizer is unenough. It's the factor which causes the agricultural non-point source pollution in xi'an. And this article puts forward the reasonable method to control the agricultural non-point source pollution with reducing fertilizer's pollution, saving water for (irrigation,) and developing agricultural buffer zone. |
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