Estimation of ammonia nitrogen load from nonpoint sources in the Xitiao River catchment, China

• 作 者: Tao LIANG Zhongyi CHONG
• 机 构: a,NaturalResourcesResearch
• 出 处: 环境科学学报：英文版
• 发表日期: 2008年10期
• 关键词: nonpoint 来源污染 NH4+-N 地理信息系统(GIS ) 产量率 负担 nonpoint source pollution NH4+-N Geog
• 基金项目: the National Key BasiResearch Project of China (No. G2002CB410807),, the National Natural Science Foundation of China (No40571146)

Ammonia nitrogen (NH4+-N) is one of the three main forms of total nitrogen (TN). Most studies have estimated the load of TN from nonpoint sources instead of one specific form. The relationship between land use and concentrations of NH4+-N in runoff was an