河北省畜禽粪尿污染现状分析及对策

在确定畜禽粪尿排泄系数及其中各种污染物含量的基础上,根据1990—2007年河北省各种畜禽年末存栏量对河北省历年畜禽粪尿及污染物的产生量、流入水体的量及其对耕地的负荷进行了估算。结果表明,随着河北省畜禽养殖规模的不断扩大,畜禽排泄物逐年增加,相应地给水体和耕地带来的环境影响逐年加大。通过对河北省畜禽养殖污染给环境带来的压力分析,提出了解决河北畜禽养殖污染的对策建议。

Analysis on present conditions and strategies of livestock excrement and urine pollution in Hebei province

On the foundation of making sure the excretion coefficient of the livestock excrement and urine and the content of various pollutant, according to the year-end of various livestock's saves amount of column in Hebei province from 1990 to 2007, the amount of creation of the livestock's excrement and urine, the amount of creation of the pollutant, the amount of flowing into the water and the amount of Livestock manure load of farmland were estimated. The results indicate that with the constant expansion of livestock fanning scale, the livestock's excrement increased year by year, corresponding to the increasing environment influence on water and farmland. By analyzing the pressure on environment which the livestock pollution have brought in Hebei, suggested some proposals to solve the livestock pollution.