龙井市畜禽粪尿资源污染分析

摘要

随着畜牧业产业化的推进,龙井市畜禽养殖业迅猛发展,随之而来的环境污染问题日益突显。本文利用统计资料对龙井市畜禽粪尿资源进行分析,并预测了2020年畜禽粪尿资源及环境风险。结果表明,2010年龙井市畜禽粪尿资源产量为47.12万t,畜禽粪尿耕地承载量为17.46t/hm2,低于全国平均值。通过预测,2020年畜禽养殖业将对龙井市的环境污染产生影响。因此,应加强对畜禽养殖业污染的治理。%With the improvement of the animal husbandry industrialization,the livestock and poultry breeding of Longjing City has developed rapidly,but the following pollution is more and more obvious.Analysised the animal manure resources of Longjing by using the statistical data,predicted the animal manure resources and the environmental risk of 2020.The consequence indicates that the total production of the animal manure resources is 471 200 t,the cultivated land bearing capacity population is equivalent to 17.46 t/hm2,which is lower than the average of the whole country.Found that the animal husbandry will have a pollute effect on the environment of Longjing through predicting.So it is necessary to enhance pollution control of the livestock and poultry breeding.