The hydroxyl radical scavenging activity decreased to its lowest point after the withering and rolling process; then, it showed a clear trend of increasing and then decreasing with the start of fermentation, reaching a maximum of 20.68 mg Vc/g at the 12 h mark.
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The Manufacturing Process of Lotus (<i>Nelumbo Nucifera</i>) Leaf Black Tea and Its Microbial Diversity Analysis.
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The Proteobacteria phylum exhibited an increasing trend during the fermentation process ( Figure 5 C).