广州市畜禽养殖业污染空间分布研究  被引量:6

Research on spatial distribution of livestock and poultry pollutant in Guangzhou City

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作  者:何磊[1] 俞龙生[1] 江东鹏[1] 李志琴[1] 

机构地区:[1]广州市环境保护科学研究院,广州510620

出  处:《生态科学》2012年第1期56-61,共6页Ecological Science

基  金:广州市环境保护局支持项目

摘  要:基于广州市畜禽养殖场畜禽养殖量数据,采用排泄系数法和分区统计,估算广州市畜禽养殖污染物产生量及其空间分布特征,探讨畜禽养殖污染物流失对水体环境的影响。研究结果表明:(1)广州市畜禽养殖业分布呈明显的圈层结构,畜禽养殖场呈现围绕中心城区的环状分布,城郊区县是畜禽养殖业的分布重点。(2)广州畜禽养殖场污染物流失总量较高,尤其是近郊区县污染物流失严重。(3)畜禽养殖污染物对流溪河、东江、增江、西航道等水体造成影响。针对广州市畜禽养殖业发展现状和空间分布特征提出畜禽养殖业污染防治对策,为行业污染防治和环境管理提供科学依据,为区域畜禽养殖业可持续发展研究提供参考。Based on statistical data of livestock and poultry breeding in Guangzhou City, livestock and poultry pollutant and its spatial distribution characteristics were estimated by adopting emission factor and chorisogram method. The environmental impacts of livestock and poultry pollutant on water body were also studied. The results are as follows. (1) The livestock and poultry farms of Guangzhou presented obvious circling structure and orbicular distribution around the center of Guangzhou, and the major distribution regions located in the suburb districts. (2)The total pollutant amount from livestock and poultry breeding in Guangzhou was large especially circling in suburban regions. (3)The water quality of water sources such as Liuxihe River, Dongjiang River, Zengjiang River and Pearl River West Channel etc., was seriously affected by livestock and poultry pollutant input. According to the current situation and spatial distribution of livestock and poultry breeding of Guangzhou, pollutant prevention measures and sustainable development policies were proposed, which could be benefit to pollutant prevention and environment management of livestock and poultry breeding. Furthermore, it also provides reference for regional livestock and poultry production sustainable development research.

关 键 词:畜禽养殖 非点源污染 空间分布 环境影响 广州市 

分 类 号:X820.3[环境科学与工程—环境工程]

 

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