Xinyong Du

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This article reports the ginger protease extraction and purification methods from fresh ginger rhizome. As to ginger protease extraction, we adapt the steps of organic solvent dissolving, ammonium sulfate depositing and freeze-drying, and this method can attain crude enzyme powder 0.6% weight of fresh ginger rhizome. The purification part in this study(More)
The traditional pickle process of Zhacai was thought unsafely and unstable, because of the high salt and nitrite contents. The study has shown a method to solve these problems. One Lactic Acid Bacteria (LAB) strain, Lactobacillus plantarum was used as starter in the low salt pickle process of Chinese Zhacai. The LAB inoculation amounts were 2, 5, 8%,(More)
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