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时间:2019-03-06
《两种不同发酵基对牛粪堆肥的影响》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、万方数据i北蕾叠爹疆2010。19(11):197—202ActaAgriculturaeBoreali—occidentalisSinica两种不同发酵基对牛粪堆肥的影响董庆银1,马雯1,朱凤晓3,呼世斌2(1.西北农林科技大学资源与环境学院。陕西杨凌712100;2.西北农林科技大学理学院,陕西杨凌712100;3.西北农林科技大学生命科学学院,陕西杨凌712100)摘要:为了研究污泥发酵基和HM发酵基对堆肥的作用效果,以牛粪为原料,加入麦秆为调理剂,设置4个处理,接种不同剂量的发酵基进行室内
2、堆肥。经过30d的堆肥处理,4个堆体总磷含量变化差异不显著,有效氮和有效磷含量对照堆体中增量最大;相比于对照堆体,只加入HM发酵基的堆体在升温期的升温速率最高,只加入污泥发酵基的堆体高温期温度最高,腐殖质下降幅度最大,总氮损失较多;同时加入2种发酵基的堆体高度和有机物含量下降最多。结果表明,加入2种发酵基的堆体效果最优,且可实现污泥的资源化利用,堆肥原料中污泥、牛粪和发酵基的干质量比为10:4;0.0025。关键词:污泥;HM发酵基;牛粪;堆肥中图分类号:X705文献标识码:A文章编号:1004—
3、1389(20lO)11-0197—06EffectsofTwoDifferentFermentationAgentsonDairyManureCompostingDONGQingyinl,MAWenl,ZHUFengxia03andHUShibin2(1.CollegeofResourceandEnvironment,NorthwestA&FUniversity,YanglingShaanxi712100,China;2.CollegeofScience,NorthwestA&FUniversi
4、ty,YanglingShaanxi712100,China3.CollegeofLifeSciences,NorthwestA&FUniversity,YanglingShaanxi712100,China)Abstract:InordertoinvestigatetheeffectofsludgeandHMfermentationagentonindooraerobiccomposting,fourtreatmentsweredesigned,usingdairymanureasrawmate
5、rialsandwheatstrawasadditionalinoculationdose.Theresultsshowedthat,after30days’composting,totalphosphoruscontentinthe4treatmentschangedinsignificantly.Whileinthecontroltreatment,thecontentofa—vailablephosphorusandnitrogenhadthehighestincrement.Compare
6、dwiththecontroltreatment,thetreatmentofHMfermentationagenthadthehighesttemperaturerisingrate:thetreatmentofsludgehadthehighesttemperatureinthemega-thermalperiod,andgotthehighestreductionofhu—mus.ThelOSSoftotalnitrogenwasalsosignificantinthetreatmentof
7、sludge.Inthetreatmentamen-dedwithbothofthefermentationagents,thereactorheightdroppedtothelargestextentandthecon—tentoforganicmatterdeclinedmorethanothertreatments.Inconclusion,applicationoftWOfermen—tationagentsinthecomposting。withthedryweightratioof1
8、0(sludge):4(dairymanure):0.0025(fermentationagents),hasastrikingeffectonthedairymanurecomposting,andachievingtheutili—zationofsludge.Keywords:Sludge;HMfermentationagent;Dairymanure;Composting堆肥法是当前畜禽粪便资源化处理的有效途径,传统堆肥法通常利用堆肥原料中的土著微生物来降解有机物,发酵时间
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