Processing method of quick-frozen day lily, and fresh-keeping storage device thereof
A technology of a storage device and a processing method, which is applied in the fields of fruit and vegetable preservation, food preservation, and packaging through pressurization/gasification, and can solve the problem of large market space for fresh vegetable processing and sales, difficulty in fresh day lily preservation, and small sales of fresh vegetables and other problems, to achieve the effect of good enzyme inactivation effect, high quality and short processing time
Pending Publication Date: 2020-10-13
HUNAN AGRICULTURAL UNIV
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Problems solved by technology
Every year from the end of June to the end of July is the harvesting season for day lilies. Because fresh day lilies are difficult to keep fresh, the sales period of fresh vegetables that are harvested and sold is very short, so the sales of fresh vegetables are very small, less than 50% of the total output. %, the market for fresh vegetable processing and sales is huge
Method used
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[0031] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be described in detail below with reference to the accompanying drawings. The description in this section is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the present invention. .
[0032] Such as Figure 1-Figure 3 As shown, the specific structure of the present invention is: a processing method of quick-frozen day lily, which includes the following processing steps:
[0033] Step A: Picking, picking the unflowered day lily more than 24 hours in advance. During the maturity of the day lily, the buds gradually change from tight to loose, and finally fully open. The picking of the dried day lily is carried out 12 hours before flowering. The dried quality is the best, but if the quick-frozen day lily is also picked at this point in time, the buds will be looser, and the quick-frozen v...
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Abstract
The invention discloses a processing method of quick-frozen day lily, and a fresh-keeping storage device thereof, and relates to the technical field of processing of day lily. The processing method comprises the following steps of: picking, performing high-temperature steam enzyme-deactivation, wrapping the surface of day lily with conditioning fluid, quickly freezing, performing fresh-keeping storage, performing vacuum packaging, and performing low-temperature storage. The invention aims to provide the processing method of the quick-frozen day lily, and the fresh-keeping storage device thereof. The quick-frozen day lily having very high fresh degree can be processed; the day lily is full of nutriments and excellent in quality; and thus, market requirements and economical requirements of fresh-keeping storage of fresh day lily are satisfied.
Description
Technical field [0001] The invention relates to the technical field of processing day lily, in particular to a processing method of quick-frozen day lily and a fresh-keeping storage device thereof. Background technique [0002] Daylily has high nutritional value, contains sugars, proteins, vitamins, inorganic salts and a variety of essential amino acids. It has a delicious taste and is deeply loved by consumers. The planting area of daylily in Qidong County, Hunan is over 160,000 mu, with a total output value of about 800 million yuan, accounting for 28.9% of the county's total output value of planting industry. It is an important pillar industry in Qidong County. Qidong Daylily won the title of National Geographical Indication Product in 2016, and Qidong County is known as the hometown of Daylily. From the end of June to the end of July each year is the harvesting season of day lily. Because it is difficult to keep fresh day lily, the sales period of fresh vegetables that are...
Claims
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Login to View More IPC IPC(8): A23B7/005A23B7/04A23B7/144A23B7/153B65D25/04B65B31/04B65B25/04
CPCA23B7/0053A23B7/04A23B7/144A23B7/153B65B25/041B65B25/046B65B31/04B65D25/04
Inventor 杨大伟
Owner HUNAN AGRICULTURAL UNIV