Risk Assessment of Nitrogen Discharge from a Coastal Watershed

来源 :土壤圈：英文版 | 被引量 : 0次 | 上传用户：gudujian123456

【摘要】

：

确定的概率的风险评价(PRA ) 使用概率论一个事件的出现的概率。在这研究， PRA 为过量氮(N) 的分泌物被进行从一农业(Jiulong 河) 在东南中国的分水岭。用差错树分析， PRA 的一

【作者】

：

CHEN Neng-Wang HONG Hua-Sheng

【机构】

：

StateKeyLaboratoryofMarineEnvironmentalScience

【出处】

：

土壤圈：英文版

【发表日期】

：

2007年4期

【关键词】

：

氮流失风险评估海岸带土壤学 N discharge probabilistic risk assessment runoff watershed

【基金项目】

：

project supported by the Department of Science and Technology of Fujian Province, China （No. 2002H009）.ACKN0WLEDGEMENTSThe authors thank Dr. Thomas R. MacDonald of Environmental Science Department, Un

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论文部分内容阅读

确定的概率的风险评价(PRA ) 使用概率论一个事件的出现的概率。在这研究， PRA 为过量氮(N) 的分泌物被进行从一农业(Jiulong 河) 在东南中国的分水岭。用差错树分析， PRA 的一种类型， N 在一个流量事件期间解除进河的过量的出现的概率被评估品质上和份量上。土地利用地图，土壤图，化肥使用记录，和专家意见被用来在差错树以内决定单个事件的可能性并且推测过量 N 的全面概率在一个流量事件期间排出。质的分析证明过量 N 分泌物的风险在分水岭主要与庄稼和家畜惯例有关。耕种，化肥，和粪肥的合适的管理

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Risk Assessment of Nitrogen Discharge from a Coastal Watershed

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