Apple ozonization storage method

An ozone treatment and fruit technology, which is applied to the preservation of fruits and vegetables, preservation of fruits/vegetables by freezing/refrigeration, and food preservation, etc., can solve the problems of difficult control of physiological and fungal diseases, and high loss rate of fruit quality, and achieve a good effect of refrigeration and preservation. , Significant control effect, strong bactericidal effect

Inactive Publication Date: 2009-05-06
NORTHWEST A & F UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The object of the present invention is to provide a kind of apple fruit ozone treatment and storage method, which solves the technical problems

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] Taking Red Fuji apples as an example, after storage for 200 days, the concentration of ozone treatment was 0 (control), 3mg m -3 , 6mg·m -3 and 9mg·m -3 , compare and test the storage effect of apples when they leave the warehouse.

[0035] The result is as follows:

[0036] deal with

[0037] According to the experimental results, it can be concluded that the three concentrations of ozone treatment can reduce the fungal disease, tiger skin disease rate and inhibit the decline of fruit firmness, but the 9mg·m -3而 The concentration has a negative effect of accelerating weight loss; combining various effects, it is obtained that 6mg·m -3 Optimum concentration for apple ozone treatment.

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PUM

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Abstract

The invention relates to a method for storing apples through ozone treatment. The methed comprises the following steps: firstly, apples with good shapes and without mechanical damages are selected; then ozone sterilization is carried out to fresh fruits selected till the concentration of ethane and aldehyde degrades automatically; the concentration of the ozone for sterilization is 3 mg question mark m<-3> to 9 mg question mark m<-3>; secondly, precooling is carried out; the fruits precooled are put into cartons or wooden boxes and then sealed for 10 hours to 12 hours in a cold storage when the concentration of O3 reaches 18 mg question mark m<3> to 22 mg question mark m<3>; and finally the fruits packed are stored in the cold storage with the temperature of minus 0.5 DEG C to 0.5 DEG C and the relative humidity of 85 percent to 95 percent. The method solves the technical problems of high damage ratio in the fruit quality and difficult control over physiology and fungal diseases when cold storage is carried out to the apples. The method is good in cold storage and refreshing effects with long storage term and low quality damage to the fruits.

Description

technical field [0001] The invention belongs to fruit processing and storage methods, in particular to an apple fruit ozone treatment and storage method. technical background [0002] Apples have good storage performance and are the main fruit supplied to the market throughout the year, but they are easily infected by fungi during storage after picking, causing rot and deterioration. Commonly used chemical preservation methods have problems such as food safety and environmental pollution, and some physiological diseases are prone to occur in the later stage of storage, such as tiger skin disease, bitter pox, etc., resulting in a decrease in the commodity value of the fruit. Therefore, how to maintain the fruit quality of apples and control the diseases of apples during storage has become one of the problems that need to be solved urgently. [0003] At present, low-temperature storage is one of the most effective methods for storage and preservation of horticultural fruit pr...

Claims

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Application Information

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IPC IPC(8): A23B7/152A23B7/04
Inventor 饶景萍高慧牛锐敏杨宇明
Owner NORTHWEST A & F UNIV
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