Chinese medicinal herb antistaling agent for stem vegetables

Abstract

The invention provides a preparation method and application technique of Chinese herbal medicine preservative for vegetables, especially a preserving method of stalk vegetables such as wormwood at normal-temperature condition, comprising a concrete composition of Chinese herbal medicine preservative and application method. The Chinese herbal medicine preservative comprises a Chinese herbal medicine extracting solution, a film-forming agent and a solvent. The growth of the microbe on the surface of the stalk vegetables such as wormwood is inhibited using the sterilization and antiseptic action of the Chinese herbal medicine extracting solution, at the same time a layer of film is formed on the surface of the vegetable using the film-forming agent and the vegetables respiration and other physiological action are reduced, therefore the shelf life can be prolonged and the storage period of stalk vegetables such as wormwood can be prolonged to above two times than the prior technique.

Description

1. Technical field [0001] The invention relates to vegetable and vegetable fresh-keeping technology, and is a Chinese herbal medicine fresh-keeping agent for stem vegetables. 2. Technical background [0002] Stem vegetables such as artemisia mainly include artemisia, garlic sprouts, celery, lettuce, green onions and other varieties. The main edible parts of this kind of stem vegetables are fresh and tender stems or abnormal stems. Because the stems still have a lot of water, they cannot grow Time preservation, short shelf life, like artemisia is a typical representative of this kind of vegetables. Artemisia argyi mainly grows in the middle and lower reaches of the Yangtze River. The southern Jiangsu area is a huge production base of Artemisia annua, and is also deeply loved by residents in the lower reaches of the Yangtze River and along its coast. Artemisia mainly grows in spring and winter, and is generally harvested in March and April. Therefore, the production of Artemi...

AI Technical Summary

Problems solved by technology

However, through the method of air conditioning and temperature regulation, corresponding equipment needs to be configured, resulting in high cost

The current Chinese patent for artemisia and other stem-type vegetables is 200410014273.8. This method improves the freshness period of artemisia by dehydrating artemisia and rehydrating it, but the rich nutrients of artemisia will be lost in the dehydration state. get lost, which affects its nutritional value

In addition, 02132968, 01115169, etc. involve several kinds of fruit and vegetable preservatives, which are not suitable for stem vegetables such as artemisia

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