耐高温菌剂堆肥发酵降低猪粪中重金属和微生物总量

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关键词耐高温菌剂；高温发酵；好氧堆肥;猪粪；重金属；微生牛

中图分类号X71文献标识码A

文章编号 0517-6611（2025）17-0067-05

doi：10.3969/j. issn.0517-6611. 2025. 17. 017

开放科学（资源服务）标识码（OSID）：

High Temperature Resistant Microbial Composting Fermentation Reduces Heavy Metals and Total Microbial Content inPig Manure DUHong-bo，DONGLei，HUANGXiao-longetal（1.CollgeofForestry，handongAgriculturalUniversityTai’anadong ;2.FeichengYoukeMicrobiologyResearchnstute，Feichng，Shandong2716O;3.WenmiaoCentralPrimarySchoolinNingan County，Ningyang，Shandong ）

AbstractToseefotapanmcrorgassinefemenatadesoueutioflveckandpultryarempost， aBacilusubtistrainnadwasisolatedfropigmanureineichngCit，SandongProvine，hichadteabilitytdecoslig nin and cellulose and could grow and reproduce normally at high temperatures above 60∘C . Through morphological characteristics and 16S rRNAanalysis，taspeaildntfdiluss.reliaryloatiooflidtatodosaledb and nitrogen sources of the liquid fermentation medium were maltose and peptone，respectively，and the OD600 had the highest absorbance when the ratio of the two was 2：3 .The use of FM strains to produce solid microbial agents and biochar for co-composting promotes pig manure fermentation.TheresultsshowedtatFMagensrducedtheatingstageieoftpilematerialemperature，attesametietepakvalue anddurationofgpauredfltealeileasieluciotald miumandtealamotofcrogasineileateal.eboeesultsidateatFstaisadgdiatiodon charactersticsnddgeatpoteialitsoueutlatioofivestokandporauichouldbefurtereplodduied

KeywordsHightemperatureresistantmcrobialagents;Hightemperaturefermentio;erobiccomposting;Pigmanure;Heayetals;i crobe

据统计，中国畜禽粪便资源量每年可达 4×109t ，约 40% 的畜禽粪便未得到有效处理和利用，畜禽粪便是引起农业面源污染的重要因素之一，其中，猪粪产量占比畜禽总产量的36.71%[1] 。（剩余9046字）