猪粪发酵沼液对油菜(Brassica chinensis L.)品质的影响.pdf

猪粪发酵沼液对油菜(Brassica chinensis L.)品质的影响.pdf201113(3)117121
Journal Science and
(Brassicachinensis 品质的影响
陈永杏, 尚斌, 董红敏, 陶秀萍, 朱志平
(
100081)
摘要:为了研究猪粪发酵沼液在保护地油菜上施用对其品质的影响,设置了“高浓度沼液”及“低浓度
+(T2)VC
亚硝酸盐等多项品质指标,研究沼液灌溉对油菜品质的影响。结果表明,施用低稀释倍数沼液提高了油
VC3101l2820
3537+(T2)VC
可溶性固形物含量分别较对照下降%、%和%,但是硝酸盐含量降低%,且未检出亚硝酸盐。该结
+
关键词:沼液;油菜;品质
痡.. 10320
中图分类号:. A1008-0864(2011)03-0117-05
Swine Farms Quality
琒 BinDONG—琓猵琙 Zhiping
Environment and Sustainable Development 珻 Academy ,
Key for —, AgricultureAnimalEnvironmental 。
and
Testing , 珺,
: determine the swine farms quality protected
treatmentshiishconcentration ”,發 concentration fertilizer(T2)anda control
set study the effects 甐瑃琧瑂瑃
itrateand nitrite testedResults treated concentration ,
VCtotal琧 protein and soluble solid increased 3 101128and%,
respectivelywhilethe nitrate and 35and37thanecontrol and nitrite .
For 瑃 total 琧 protein and soluble solid decreased 6714and%,
the content Was 瓵 the nitrate content was % and nitrite was undetectableSolow
concentration fertilizerWas for application swine cultivation terms
.
Key wordsbiogasslurrycolequality
近年来,我国养殖场沼气工程建设力度加大, 大量沼液,如果直接排放则成为二次污染源,易造
截至年底我国共有畜禽养殖场沼气工程成土壤霞金属超标等农田生态系统污染风险Ⅲ;
856200511υ龀ち. 如进行深度处理,则不仅系统运行维护复杂,对人
倍‘。沼气工程建设虽然在一定程度上缓解了员技术要求高,并且深度处理一般需要投加絮凝
畜禽养殖业的污染压力,但沼气工程每天产生的剂等化学物质以及曝气,这使得污水处理成本大
收稿日期:;接受日期:
(PRGl924)
作者简介:陈永杏,助理研究员,博十研究生,主要从事畜禽养殖业废弃物处理利用研究。—;猰篹