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Method for restraining brown stain of huang-guan pear cores

A technology for browning and pear fruit, which is applied in the field of fruit and vegetable inhibition processing, can solve the problems of whole fruit rot, affect the commerciality, adverse effects on consumer psychology, etc., and achieves the effects of reducing the browning of the fruit core, low production cost and strong practicability.

Inactive Publication Date: 2012-09-19
甘肃省农业科学院农产品贮藏加工研究所
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Huangguan pears will become one of the main selling products in the off-season of fruit supply in the spring of the following year. However, chicken claw disease, brown spots on the peel and browning of the core of Huangguan pears seriously affect its commerciality, especially the browning of the fruit core cannot be judged from the surface. , causing adverse effects on consumer psychology, and when the core browning is serious, it will cause the whole fruit to rot

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] 1. Harvesting of raw materials: Harvest Huangguan pear fruits according to the harvesting maturity required by the market, select fruits without pests and diseases and mechanical damage, and grade them according to size.

[0027] 2. Airtight fumigation treatment: Put the harvested Huangguan pear fruit in a well-sealed cold storage, add 1-methylcyclopropene at 1000nL / L (volume ratio), seal the storage door, turn on the fan, and treat for 24 hours After that, open the warehouse door for ventilation.

[0028] 3. Low-temperature storage: Store the treated fruit in a -1-0°C freezer or a controlled-atmosphere store.

[0029] 4. Transportation: The processed fruit or the fruit after low-temperature storage should be transported by ordinary truck or refrigerated truck.

Embodiment 2

[0031] 1. Harvesting of raw materials: Harvest Huangguan pear fruits according to the harvesting maturity required by the market, select fruits without pests and diseases and mechanical damage, and grade them according to size.

[0032] 2. Airtight fumigation treatment: Put the harvested Huangguan pear fruit in a well-sealed cold storage, add 1-methylcyclopropene at 500nL / L (volume ratio), seal the storage door, turn on the fan, and treat for 24 hours After that, open the warehouse door for ventilation.

[0033] 3. Low-temperature storage: Store the treated fruit in a -1-0°C freezer or a controlled-atmosphere store.

[0034] 4. Transportation: The processed fruit or the fruit after low-temperature storage should be transported by ordinary truck or refrigerated truck.

Embodiment 3

[0036] 1. Harvesting of raw materials: Harvest Huangguan pear fruits according to the harvesting maturity required by the market, select fruits without pests and diseases and mechanical damage, and grade them according to size.

[0037] 2. Airtight fumigation treatment: put the harvested Huangguan pear fruit in a controlled atmosphere warehouse, add 1-methylcyclopropene at 1000nL / L (volume ratio), seal the warehouse door, turn on the fan, and after 24 hours of treatment, Open the door for ventilation.

[0038] 3. Low-temperature storage: Store the treated fruit in a -1-0°C freezer or a controlled-atmosphere store.

[0039] 4. Transportation: The processed fruit or the fruit after low-temperature storage should be transported by ordinary truck or refrigerated truck.

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PUM

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Abstract

The invention discloses a method for restraining brown stain of huang-guan pear cores. The method comprises the following steps: collecting materials, conducting closed fumigation treatment and low-temperature storage, and adding brown stain inhibitor in the step of closed fumigation treatment, wherein the brown stain inhibitor is an ethylene inhibitor. The method has the beneficial effects that firstly, the occurrence of core brown stain is reduced, and the commodity of the huang-guan pear fruit is improved; secondly, the peel brown stain and chicken claw disease are weakened; thirdly, the internal quality of fruit is improved; fourthly, the appearance quality of the fruit is also improved at the same time; fifthly, the ethylene inhibitor used in the method is 1-methylcyclopropyl which is the currently international up-to-date ethylene inhibitor and is non-toxic and non-taste and produces no residuals; and sixthly, according to process technology, the operation is simple and feasible, the production cost is low, the practicability is strong, and the pears can be stored and transported in batches, so that the method has wide application prospects.

Description

technical field [0001] The invention relates to the field of inhibited processing of fruits and vegetables, in particular to a method for inhibiting the browning of the core of Huangguan pear. Background technique [0002] Huangguan pear is a high-quality, high-yielding, disease-resistant mid-to-early-maturing variety cultivated by the Shijiazhuang Fruit Tree Research Institute of the Hebei Academy of Agriculture and Forestry Sciences. Its fruit is dignified and beautiful, with thin skin and fine texture, sweet and sour flavor, and high quality. It is favored by consumers . Due to the remarkable economic benefits, the cultivated area of ​​Huangguan pear has expanded rapidly in recent years. At present, the cultivated area in the whole country is 40,000 hm 2 above. Huangguan pears will become one of the main selling products in the off-season of fruit supply in the spring of the following year. However, chicken claw disease, brown spots on the peel and browning of the core ...

Claims

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Application Information

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IPC IPC(8): A23B7/144
Inventor 颉敏华吴小华王学喜牛济军
Owner 甘肃省农业科学院农产品贮藏加工研究所
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