Traditional Culture Encyclopedia - Traditional customs - 75. Traditional biotechnology mainly refers to (), yogurt, pickles (), steamed bread, wine () and vinegar ().
75. Traditional biotechnology mainly refers to (), yogurt, pickles (), steamed bread, wine () and vinegar ().
Microbial fermentation technology is of great significance in food production, such as yeast, lactic acid bacteria, vinegar, Aspergillus, monosodium glutamate and so on. It can be seen that D meets the meaning of the question.
So choose: D.
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