Preparation method of active microbial agent of forage anti-diarrhea yeast
A live bacteria preparation, anti-diarrhea technology, applied in the field of agricultural biology
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[0020] The specific embodiment of the preparation method of a kind of feeding anti-diarrhea live yeast preparation provided by the invention is as follows:
[0021] The strain used in this example is Saccharomyces boulardii, which is deposited in the American Type Culture Collection (ATCC MYA-796).
[0022] a. Wash and cut 200g of peeled potatoes, add 800ml of water, boil for 30min, filter with four layers of gauze, add 20g of glucose and 20g of agar, stir and mix well, dilute to 1000ml, divide into test tubes, steam sterilize at 121℃ for 20 minutes Afterwards, take out the test tube and put the slant surface to make the potato dextrose agar slant medium;
[0023] b. The original starting strain Saccharomyces boulardii was streaked on the potato dextrose agar slant, 30°C, and cultured for 48 hours to activate;
[0024] c. 10g yeast extract powder, 20g peptone in 900ml water, steam sterilized at 121°C for 20min, add 100ml 20% glucose solution which was steam sterilized at 115°...
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