Food spoilage and the related causative micro-organisms

 

FOOD

SPOILAGE

CAUSATIVE MICRORGANISM

Bread Mouldy Aspergillus, Penicillium, Rhizopus
Red Bread Bacillus, Serratia marcesens
Ropy Bacillus, Penicillium
Orange juice “off” flavor Acetobacter, Lactic acid bacteria
Cured meat Greening, slime Lactic acid bacteria
Mouldy Aspergillus, Penicillium, Rhizopus
Slimy Leuconostoc
Souring Pseudomonas, Micrococcus, Bacillus, Clostridium
Dairy “off” flavour Enterobacteriaceae, NSLAB, Flavobacteriaceae
Putrefaction Clostridium
Souring Bacillus, Clostridium
Rot Pseudomonas
Fungal rot Pseudomonas, Alcaligenes, Chromobacterium, Coliform, Penicillium, Mucor
Fish Discoloration Pseudomonas
“off” flavor Alcaligenes, Chromobacterium, Halobacterium
Putrefaction Micrococcus, Flavobacteriaceae
Fresh fruit and vegetables Bacterial soft rot Ervinia carotovera, Pseudomonas, Alycyclobacillus
“off” flavour Acetobacter, Gluconobacter
Black mould rot Aspergillus, Alternaria, Penicillium, Botrytis, Rhyzopus
Fresh meat Putrefaction Clostridium,Pseudomonas, Acinetobacter
Slimy Moraxella, Proteus, Alcaligenes, Brrochothrix
Souring Chromobacterium, Flavobacteriaceae, Cladosporium, Mucor, Alternaria, Chromobacterium, Lactobacillus, Pseudomonas
Pickles, sauerkraut Slime, odour Rhodotorula
Black pickles Bacillus nigrigans
Slim kraut Lactic Acid Bacteria
Soft pickles Bacillus
Poultry Odour, Slime Pseudomonas, Alaligenes, Xanthomonas
Slime, Odour Alcaligenes, Pseudomonas, Flavobacteriaceae
Sugar products, Honey, Syrups Mouldy Aspergillus, Penicillium
Green syrup Pseudomonas
Pink syrup Micrococcus roseus
Ropy syrup Enterobacteriaceae
Yeasty Sacharomyces, Torula, Zygosaccharomices

Font: F. Bourdichon, K. Rouzeau. Microbial Food Spoilage: A Major Concern for Food Business Operators. New Food, Volume 15, issue 3, 2012 Page 54.

www.newfoodmagazine.com