Number of intestinal flora: According to the total number of colonies, 1 mL of the adjusted dilution solution was placed in a sterilized culture dish, and heated to dissolve and cool down to50 ° CThe Deso agar medium was approximately 12-15 mL and was mixed. After the medium agar is solidified, a layer of Deso agar medium (about 5 ml) is poured on the solid medium; after the medium is solidified, the dish is inverted and placed in 35±1 ° CIn the incubator, culture for 20 ± 2 hours. Then calculate according to the calculation method of the total number of colonies. (red colony) fMj1XeOsMq
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