The gas-forming organisms found in canned fishery products are almost always spore-formers of the anaerobic or facultativeanaerobic types. Organisms found quite commonly are Clost'i"idiwnwelchii and ClostTiclium spoTogen s. Gas formation is accompaniedby an extremely fou l and offensive odor. Cans of clamscultured with sporogenes and insufficiently processed becameswells in hom 10 to 90 days. Th contents were almost entirelyliquefied and discolored to an inky black hue (Jarvis and Puncochar,1940).
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