Columbia subject headings:
Food spoilage--Congresses.
Food--Microbiology--Congresses.
Microbial ecology--Congresses.
Psychrophilic bacteria--Congresses.
Harvard subject headings:
Princeton subject headings:
Bacteria--Ecology--Congresses.
Food spoilage--Congresses.
Food--Microbiology--Congresses.
Psychrophilic bacteria--Congresses.