CN106305985A - Method for prolonging shelf lives of straw mushrooms - Google Patents

Method for prolonging shelf lives of straw mushrooms Download PDF

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Publication number
CN106305985A
CN106305985A CN201610659004.XA CN201610659004A CN106305985A CN 106305985 A CN106305985 A CN 106305985A CN 201610659004 A CN201610659004 A CN 201610659004A CN 106305985 A CN106305985 A CN 106305985A
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CN
China
Prior art keywords
franch
singer
bull
volvariella volvacea
straw mushrooms
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610659004.XA
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Chinese (zh)
Inventor
侯立娟
林金盛
曲绍轩
马林
蒋宁
李辉平
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Jiangsu Academy of Agricultural Sciences
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Jiangsu Academy of Agricultural Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Academy of Agricultural Sciences filed Critical Jiangsu Academy of Agricultural Sciences
Priority to CN201610659004.XA priority Critical patent/CN106305985A/en
Publication of CN106305985A publication Critical patent/CN106305985A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00Preservation or chemical ripening of fruit or vegetables
    • A23B7/015Preserving by irradiation or electric treatment without heating effect
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00Preservation or chemical ripening of fruit or vegetables
    • A23B7/14Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
    • A23B7/153Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of liquids or solids
    • A23B7/154Organic compounds; Microorganisms; Enzymes

Abstract

The invention belongs to the technical field of food preservation, and especially relates to a method for prolonging shelf lives of straw mushrooms. The method for prolonging the shelf lives of the straw mushrooms comprises the following steps: (1), selecting straw mushrooms which are similar in sizes, free of split caps and free of obvious damages from the straw mushrooms harvested in the same batches; (2), soaking the selected straw mushrooms in a sodium dehydroacetate solution for 40-50 seconds, and thoroughly draining the soaked straw mushrooms; (3), packing the thoroughly drained straw mushrooms by using a film; (4), performing irradiation on the packaged straw mushrooms; and (5), storing the irradiated straw mushrooms at a temperature of 12-20 DEG C and a humidity of 55%. The method for prolonging the shelf lives of the straw mushrooms is capable of effectively prolonging the shelf lives of the straw mushrooms by about 7 days, and is non-toxic and safe.

Description

A kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date
Technical field
The invention belongs to food keeping technology field, be specifically related to a kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date.
Background technology
One of mushrooms that Volvariella volvacea (Bull.Ex Franch.) Singer. (Volvariella volvacea) is earned foreign exchange as Chinese exports, the most nutritious, taste Road is delicious, also has good value medical health care.Along with people's accreditation to its trophic function, no matter to the fresh goods of Volvariella volvacea (Bull.Ex Franch.) Singer. also It is that the product market demand with Volvariella volvacea (Bull.Ex Franch.) Singer. as development of raw materials sharply increases.But Volvariella volvacea (Bull.Ex Franch.) Singer. belongs to typical high temperature mushroom, breathe after adopting Effect is fast, and after gathering, 3~5h with regard to parachute-opening, loses commodity value, and Volvariella volvacea (Bull.Ex Franch.) Singer. is not suitable for cryopreservation, at chilling temperature (0~5 DEG C) under aquation self-dissolving can occur, accelerate to rot.Include that K cryogenic treatment is fresh-keeping, controlled atmosphere, irradiation about the fresh-keeping research of Volvariella volvacea (Bull.Ex Franch.) Singer. Process fresh-keeping, ozone fresh-keeping, coating preservation and other fresh chemicallies.In addition to fresh chemically, though above preservation method can extend The freshness date of Volvariella volvacea (Bull.Ex Franch.) Singer., but there is cost height, need the problems such as instrument and equipment, inconvenience mushroom agriculture application.Fresh chemically because of its low cost, Advantage easy and simple to handle, is increasingly favored by market.Sodium dehydroacetate is FAO (Food and Agriculture Organization of the United Nation) (FAO) and world health A kind of safety food preservative that tissue (WHO) and China's approval use, during human body intracellular metabolic, degradable is second Acid, to human non-toxic, is abroad mainly used in the fresh-keeping and color fixative research of Fish, meat, and China is mainly widely used in bean system Product, Pickles, boil in water for a while, then dress with soy, vinegar, etc. in the products such as dish, preserve, canned food, fruit wine, stain sauerkraut, fermented bean curd, soy sauce, fruit juice, but have no that it is applied at grass On mushroom is fresh-keeping.Fresh chemically is combined irradiation technique by the present invention, can effectively solve the most long keeping difficult problem that Volvariella volvacea (Bull.Ex Franch.) Singer. produces.
Summary of the invention
Invention broadly provides a kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, it is possible to it is left that effective Shelf-life reaches 7d The right side, and non-toxic and safe.Its technical scheme is as follows: a kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, comprises the following steps:
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. same batch gathered, selects size similar, without parachute-opening, without the Volvariella volvacea (Bull.Ex Franch.) Singer. substantially damaged;
(2) Volvariella volvacea (Bull.Ex Franch.) Singer. is soaked in dehydroacetic acid sodium solution 25-50S, then drain away the water;
(3) the Volvariella volvacea (Bull.Ex Franch.) Singer. thin film drained away the water is packed;
(4) packaged Volvariella volvacea (Bull.Ex Franch.) Singer. is carried out irradiation;
(5) by the Volvariella volvacea (Bull.Ex Franch.) Singer. after irradiation 12-20 DEG C, humidity less than 55% storage.
Preferably, in step (2), soak time is 45S.
Preferably, described in step (2), the mass concentration of dehydroacetic acid sodium solution is 0.01-0.04%.
Preferably, the mass concentration of described dehydroacetic acid sodium solution is 0.02%.
Preferably, described in step (3), thin film is polyethylene film.
Preferably, in step (4), radiation parameter is 0.8kGy Cro60.
Preferably, Volvariella volvacea (Bull.Ex Franch.) Singer. at least can be with preservation 7 days after treatment.
The method using above-mentioned prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, the invention have the advantages that
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. processed through the inventive method, has good exterior of commodity quality in storage period, measures it and breathes The quantity of speed, weight in wet base rate, browning degree and microorganism substantially reduces, superoxide dismutase (SOD) activity during preserving Being above comparison with catalase (CAT) activity, and malonaldehyde (MDA) content significantly reduces, during preserving, sense organ is commented Valency index score value is higher, it is possible to effectively delay mushroom body to rot, flowing water, depression, and sporophore is stronger, it is possible to maintain preferably Exterior of commodity, it is possible to effective Shelf-life, and non-toxic and safe;
(2) method using sodium dehydroacetate to process is simple to operate, and processing cost is relatively low, and the shelf life of Volvariella volvacea (Bull.Ex Franch.) Singer. can be made from 2 It extends to 5 days, uses compound radiation treatment on this basis, detects the change of microorganism every day, it is found that mycete and antibacterial are total Number is the most less, and browning degree weakens, and Repiration declines, it is suppressed that membrane damage and improve self-defensive system so that When storage was by 7 days, sporophore is the strongest, without occurring that sporophore caves in, liquefies without water outlet, serious without brown stain, with right Photograph ratio, has extraordinary sensory evaluation effect.The method is the heaviest to the process of Volvariella volvacea (Bull.Ex Franch.) Singer. manufacturing enterprise or outlet Volvariella volvacea (Bull.Ex Franch.) Singer. Want, solve and eat Volvariella volvacea (Bull.Ex Franch.) Singer. and Volvariella volvacea (Bull.Ex Franch.) Singer. raw and produce to provide and effectively solve countermeasure;
(3) this kind of Volvariella volvacea (Bull.Ex Franch.) Singer. has that high temperature is solid, adopt the features such as rear breathing rate enhancing, can only be saved in 16 DEG C, pin Volvariella volvacea (Bull.Ex Franch.) Singer. is set up relatively comprehensively and targetedly key index, and effective evaluation fresh-keeping to Volvariella volvacea (Bull.Ex Franch.) Singer. provides basis.
Detailed description of the invention
Embodiment 1
A kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, comprises the following steps:
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. same batch gathered, selects size similar, without parachute-opening, without the Volvariella volvacea (Bull.Ex Franch.) Singer. substantially damaged;
(2) Volvariella volvacea (Bull.Ex Franch.) Singer. is laid in the basket in band gap, basket is immersed in the dehydroacetic acid that mass concentration is 0.02% 45S in sodium solution, then drains away the water;
(3) Volvariella volvacea (Bull.Ex Franch.) Singer. drained away the water is put in pallet, uses PE-PP composite waterproofing membrane;
(4) packaged Volvariella volvacea (Bull.Ex Franch.) Singer. 0.8kGy Cro60 is carried out irradiation;
(5) by the Volvariella volvacea (Bull.Ex Franch.) Singer. after irradiation 16 DEG C, humidity less than 55% storage.
Embodiment 2
A kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, comprises the following steps:
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. same batch gathered, selects size similar, without parachute-opening, without the Volvariella volvacea (Bull.Ex Franch.) Singer. substantially damaged;
(2) Volvariella volvacea (Bull.Ex Franch.) Singer. is laid in the basket in band gap, basket is immersed in the dehydroacetic acid that mass concentration is 0.01% 25S in sodium solution, then drains away the water;
(3) Volvariella volvacea (Bull.Ex Franch.) Singer. drained away the water is put in pallet, uses PE-PP composite waterproofing membrane;
(4) packaged Volvariella volvacea (Bull.Ex Franch.) Singer. 0.8kGy Cro60 is carried out irradiation;
(5) by the Volvariella volvacea (Bull.Ex Franch.) Singer. after irradiation 16 DEG C, humidity less than 55% storage.
Embodiment 3
A kind of method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, comprises the following steps:
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. same batch gathered, selects size similar, without parachute-opening, without the Volvariella volvacea (Bull.Ex Franch.) Singer. substantially damaged;
(2) Volvariella volvacea (Bull.Ex Franch.) Singer. is laid in the basket in band gap, basket is immersed in the dehydroacetic acid that mass concentration is 0.04% 40S in sodium solution, then drains away the water;
(3) Volvariella volvacea (Bull.Ex Franch.) Singer. drained away the water is put in pallet, uses PE-PP composite waterproofing membrane;
(4) packaged Volvariella volvacea (Bull.Ex Franch.) Singer. 0.8kGy Cro60 is carried out irradiation;
(5) by the Volvariella volvacea (Bull.Ex Franch.) Singer. after irradiation 20 DEG C, humidity less than 55% storage.
Comparative example 1
In the present embodiment, the difference with embodiment 1 is, uses polychloroethylene film packaging Volvariella volvacea (Bull.Ex Franch.) Singer..
Comparative example 2
In the present embodiment, the difference with embodiment 1 is, uses nanometer bag packaging Volvariella volvacea (Bull.Ex Franch.) Singer..
Comparative example 3
In the present embodiment, the difference with embodiment 1 is, does not use sodium dehydroacetate to soak Volvariella volvacea (Bull.Ex Franch.) Singer..
Performance detects
Volvariella volvacea (Bull.Ex Franch.) Singer. after embodiment 1 and comparative example 1-3 method being processed places 7d, and period observes the shape of different time Volvariella volvacea (Bull.Ex Franch.) Singer. State, brown stain value, weight-loss ratio, VC content, soluble protein, breathing rate etc. are tested, and test result is as shown in table 1.
The test result of table 1 Volvariella volvacea (Bull.Ex Franch.) Singer.
Wherein, evaluation criterion shown in the sense organ morphological assessment reference table 2 of Volvariella volvacea (Bull.Ex Franch.) Singer..
Table 2 Volvariella volvacea (Bull.Ex Franch.) Singer. sense organ morphological assessment standard
Sense organ form Score value (divides)
The fresh mushroom taste of typical case 4
Fresh mushroom taste 3
Slight fresh mushroom taste 2
Without fresh mushroom taste 1
Evaluation criterion shown in the brown stain value evaluation reference table 3 of Volvariella volvacea (Bull.Ex Franch.) Singer..
Table 3 Volvariella volvacea (Bull.Ex Franch.) Singer. brown stain value evaluation criterion
Brown stain value Score value (divides)
Without brown stain 4
Slightly brown stain 3
Surface turns yellow 2
Internal flavescence 1
Evaluation criterion shown in the hardness evaluation reference table 4 of Volvariella volvacea (Bull.Ex Franch.) Singer.
Table 4 Volvariella volvacea (Bull.Ex Franch.) Singer. hardness evaluation criterion
Hardness Score value (divides)
Strong 3
Soften 2
Extremely soften 1
As shown in Table 1, the Volvariella volvacea (Bull.Ex Franch.) Singer. performance that the Volvariella volvacea (Bull.Ex Franch.) Singer. overall performance that prepared by embodiment 1 method is prepared compared to comparative example 1-3 Excellent, it is simple to the shelf life preservation of Volvariella volvacea (Bull.Ex Franch.) Singer..
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention Within.

Claims (7)

1. the method extending Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date, it is characterised in that: comprise the following steps:
(1) Volvariella volvacea (Bull.Ex Franch.) Singer. same batch gathered, selects size similar, without parachute-opening, without the Volvariella volvacea (Bull.Ex Franch.) Singer. substantially damaged;
(2) Volvariella volvacea (Bull.Ex Franch.) Singer. is soaked in dehydroacetic acid sodium solution 25-50S, then drain away the water;
(3) the Volvariella volvacea (Bull.Ex Franch.) Singer. thin film drained away the water is packed;
(4) packaged Volvariella volvacea (Bull.Ex Franch.) Singer. is carried out irradiation;
(5) by the Volvariella volvacea (Bull.Ex Franch.) Singer. after irradiation 12-20 DEG C, humidity less than 55% storage.
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 1, it is characterised in that: in step (2), soak time is 45S。
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 1, it is characterised in that: dehydrogenation vinegar described in step (2) The mass concentration of acid sodium solution is 0.01-0.04%.
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 3, it is characterised in that: described dehydroacetic acid sodium solution Mass concentration is 0.02%.
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 1, it is characterised in that: described in step (3), thin film is Polyethylene film.
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 1, it is characterised in that: in step (4), radiation parameter is 0.8kGy Cro60。
The method of prolongation Volvariella volvacea (Bull.Ex Franch.) Singer. freshness date the most according to claim 1, it is characterised in that: Volvariella volvacea (Bull.Ex Franch.) Singer. is the most permissible after treatment Preservation 7 days.
CN201610659004.XA 2016-08-11 2016-08-11 Method for prolonging shelf lives of straw mushrooms Pending CN106305985A (en)

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Application Number Priority Date Filing Date Title
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107318944A (en) * 2017-06-16 2017-11-07 合肥岭牧农产品有限公司 A kind of meat products processing method for extending the shelf life

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Publication number Priority date Publication date Assignee Title
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CN102106379A (en) * 2011-01-14 2011-06-29 上海市农业科学院 Method for keeping picked straw mushrooms fresh
CN104012642A (en) * 2014-06-24 2014-09-03 福建农林大学 Preservation method of volvariella volvacea
CN105053157A (en) * 2015-08-12 2015-11-18 武杰 Volvariella volvacea preservation and storage method
CN105724052A (en) * 2016-02-22 2016-07-06 上海市农业科学院 Fresh-keeping method of straw mushrooms

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101731314A (en) * 2010-01-27 2010-06-16 中国农业大学 Method for refreshing and storing straw mushroom
CN102106379A (en) * 2011-01-14 2011-06-29 上海市农业科学院 Method for keeping picked straw mushrooms fresh
CN104012642A (en) * 2014-06-24 2014-09-03 福建农林大学 Preservation method of volvariella volvacea
CN105053157A (en) * 2015-08-12 2015-11-18 武杰 Volvariella volvacea preservation and storage method
CN105724052A (en) * 2016-02-22 2016-07-06 上海市农业科学院 Fresh-keeping method of straw mushrooms

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107318944A (en) * 2017-06-16 2017-11-07 合肥岭牧农产品有限公司 A kind of meat products processing method for extending the shelf life

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