Abstract:
:The fate of manure-borne pathogen surrogates (gfp-labeled Escherichia coli O157:H7 and Listeria innocua and avirulent Salmonella Typhimurium) in the field was monitored at both sub-surface (30 cm from surface) and surface sites of static composting piles (3.5-m base diameter) composed of chicken litter and peanut hulls. Despite exposure to elevated temperatures, Salmonella was detected by enrichment culture in sub-surface samples following 14 days of composting. In surface samples, pathogen surrogates were detected in the summer after 4 days of composting by enrichment culture only, whereas E. coli O157:H7 and L. innocua remained detectable by direct plating (>2 log(10)cfu/g) up to 28 days in piles composted during the fall and winter. All three types of bacteria remained detectable by enrichment culture in surface samples composted for 56 days during the winter.
journal_name
Bioresour Technoljournal_title
Bioresource technologyauthors
Erickson MC,Liao J,Boyhan G,Smith C,Ma L,Jiang X,Doyle MPdoi
10.1016/j.biortech.2009.08.105subject
Has Abstractpub_date
2010-02-01 00:00:00pages
1014-20issue
3eissn
0960-8524issn
1873-2976pii
S0960-8524(09)01171-7journal_volume
101pub_type
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