Storage fresh keeping method of plant type agricultural products

A technology for storage and preservation of agricultural products, applied in botany equipment and methods, food preservation, gardening methods, etc., can solve the problems of high cost of preservation, different storage performance, different refrigeration temperature, etc., achieve easy cleaning, improve antibacterial ability, The effect of extending shelf life

Pending Publication Date: 2020-01-17
GUIYANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

It is well known that blueberries and loquats are both perishable fruits. Although the two documents both use refrigeration, the refrigeration temperatures of the two are different, indicating that different fruits and vegetables have different environmental adaptability and storage pe

Method used

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  • Storage fresh keeping method of plant type agricultural products
  • Storage fresh keeping method of plant type agricultural products

Examples

Experimental program
Comparison scheme
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Example Embodiment

[0029] Example 1

[0030] A method for storing fresh gastrodia elata includes the following steps:

[0031] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan emulsion before harvest, and pick them 2h after they are dry;

[0032] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment with a material-to-liquid mass ratio of 1:5 for 45 minutes, and the soaking temperature is room temperature, then take it out;

[0033] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-to-liquid mass ratio of 1:4, add 35% by mass ammonia water, mix and stir, and supplement with microwave treatment during the mixing and stirring process. , Ammonia water accounts for 15%, and the microwave power is 300W;

[0034] S4 Micro-freezing treatment: place the recrystallized plant agricultural ...

Example Embodiment

[0044] Example 2

[0045] A method for storing fresh ginger, including the following steps:

[0046] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan oligosaccharide emulsion before harvesting, and pick them 1h after they are dry;

[0047] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment for 40 minutes at a material-to-liquid mass ratio of 1:3, and the soaking temperature is room temperature, then take it out;

[0048] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-liquid mass ratio of 1:2, add 15% by mass of ammonia water, mix and stir, and supplement with microwave treatment during the mixing and stirring process. , Ammonia water accounts for 10%, and the microwave power is 200W;

[0049] S4 Micro-freezing treatment: place the recrystallized plant agr...

Example Embodiment

[0059] Example 3

[0060] A method for storing and keeping fresh blueberries includes the following steps:

[0061] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan emulsion before harvesting, and harvest them for 1.5h after they are dry;

[0062] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment for 42 minutes at a material-to-liquid mass ratio of 1:4, soaking temperature is room temperature, take it out;

[0063] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-liquid mass ratio of 1:3, add 25% by mass ammonia water to mix and stir, and assist in microwave treatment during the mixing and stirring process. , Ammonia water accounts for 12%, and the microwave power is 250W;

[0064] S4 Micro-freezing treatment: place the recrystallized plant agricultural pr...

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Abstract

The invention relates to the technical field of storage fresh keeping, in particular to a storage fresh keeping method of plant type agricultural products. The method comprises the following steps ofStep 1, treatment before harvesting; Step 2, ultrasonic soaking; Step 3, surface recrystallization; Step 4, partial freezing treatment; and Step 5, packaging. When the storage fresh keeping method isused, the shelf life of the plant type agricultural products can be prolonged; the cleaning is easy; no residue is left; the storage fresh keeping method is suitable for the storage of various kinds of fruits, vegetables and traditional Chinese medicinal materials; and the interior quality cannot be influenced. A membrane structure is sequentially formed on the surfaces of plant type agriculturalproducts; the surface layer functional group type of plant type crops is improved; the breeding of harmful microbes on the surface is prevented; a multilayer pore structure is formed at the surface layer; the air permeability and water permeability effects are improved; the breathing intensity of the plant type crops after the harvesting is inhibited; and finally, the membrane structure with a ultraviolet light resisting effect is also formed.

Description

technical field [0001] The invention relates to the technical field of storage and preservation, in particular to a method for storage and preservation of plant-based agricultural products. Background technique [0002] Fruits and vegetables are rich in nutrition and are indispensable food in people's life. Fresh fruits and vegetables are important sources of daily essential vitamins, minerals and dietary fiber, can promote appetite, and are health food with unique shape, color, aroma and taste. Fruit and vegetable tissues are tender, high in water content, perishable and deteriorated, not resistant to storage, and easy to lose freshness after harvest, resulting in reduced quality, and even loss of nutritional value and commodity value. Through storage and processing methods, seasonal and regional differences can be eliminated. To meet the consumption demands of consumers from all over the world for fruits and vegetables. [0003] At present, the main storage methods are 1...

Claims

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Application Information

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IPC IPC(8): A23B7/154A23B7/155A01G7/06A23B7/015A23B7/04
CPCA23B7/154A23B7/155A01G7/06A23B7/015A23B7/04
Inventor 曹森王瑞马超巴良杰雷霁卿吉宁吴文能
Owner GUIYANG UNIV
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