CN106509063A - Method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation - Google Patents
Method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation Download PDFInfo
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- CN106509063A CN106509063A CN201610975869.7A CN201610975869A CN106509063A CN 106509063 A CN106509063 A CN 106509063A CN 201610975869 A CN201610975869 A CN 201610975869A CN 106509063 A CN106509063 A CN 106509063A
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- hericium erinaceus
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- bull
- brown stain
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/015—Preserving by irradiation or electric treatment without heating effect
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
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- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation, relates to the technical fields of storage and fresh keeping of agriculture products, and aims to solve the problems that the cost is high, medicine residues exist and environment-friendly properties are low, commonly existing in a conventional color protection method of hericium erinaceus. The method comprises the following steps of I, selecting the hericium erinaceus which is picked on the same day and free from mechanical damage and free from diseases and insect pests, and then respectively and singly packaging the selected hericium erinaceus with PE films; and II, performing irradiation treatment on the singly packaged hericium erinaceus through <60>Co-gamma, and then performing room-temperature storage, so that the method is completed. According to the method disclosed by the invention, the <60>Co-gamma radiation can kill a part of spoilage microorganisms, the appearance of breath peak is delayed, the enzymic activity of the hericium erinaceus is destroyed, the autologous physiological and biochemical metabolism of the hericium erinaceus is reduced, the brown stain speed of the hericium erinaceus is restrained and delayed, color retention and color protection effects are achieved, besides, the method is low in cost, free from medicine and irradiation residues and environmentally friendly, the effect of effectively alleviating the brown stain speed can be achieved, and the method contributes to increasing the commodity value of hericium erinaceus fresh products.
Description
Technical field
The invention belongs to the storage technique field of agricultural product, and in particular to the radiation color protecting method of Hericium erinaceus (Bull. Ex Fr.) Pers..
Background technology
Hericium erinaceus (Bull. Ex Fr.) Pers. is famous edible and medical, edible bacterium, therefore newly the market demand of fresh Hericium erinaceus increasingly increases.With
Hericium erinaceus (Bull. Ex Fr.) Pers. artificial cultivation technique it is increasingly mature, and the features such as because of Hericium erinaceus (Bull. Ex Fr.) Pers. artificial culture cycle is short, low cost, high efficiency, thorn
Hericium erinaceus (Bull. Ex Fr.) Pers. plantation dynamics of opening up, the numerous and confused cultivation Hericium erinaceus (Bull. Ex Fr.) Pers. in many ground in the whole nation is excited to bring good economic benefit.But, hedgehog hydnum
Mushroom adopt after Repiration and metabolism it is abnormal strong, it is rapid that nutrient substance consumes rapid and organoleptic quality deterioration, wherein
Brown stain is the one of the main reasons for causing Hericium erinaceus (Bull. Ex Fr.) Pers. quality decline.As long as preserving under room temperature 2-3 days and can cause the bright of Hericium erinaceus (Bull. Ex Fr.) Pers.
Aobvious brown stain, and as the prolongation browning degree of storage time is aggravated and with black juice, commodity value is now lost completely.
Therefore suppress, and delay the brown stain speed of Hericium erinaceus (Bull. Ex Fr.) Pers., be conducive to extending the marketing fresh phase of Hericium erinaceus (Bull. Ex Fr.) Pers., after being conducive to Hericium erinaceus (Bull. Ex Fr.) Pers. industry
Supervention exhibition.The conventional color protecting method of Hericium erinaceus (Bull. Ex Fr.) Pers. has：Cryopreservation, controlled atmospheric packing, low temperature controlled atmospheric packing and Chemical treatment etc..
The power consumption of cryopreservation method is big, high cost；Chemical treatment is related to chemical medicinal residue, inadequate environmental protection.
The content of the invention
The invention aims to the conventional color protecting method generally existing high cost of existing Hericium erinaceus (Bull. Ex Fr.) Pers., drug residue is solved,
The problem of not environmental protection, and provide60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, is carried out according to the following steps：
First, the Hericium erinaceus (Bull. Ex Fr.) Pers. having no mechanical damage, the same day of no disease and pests harm plucks is selected, then Hericium erinaceus (Bull. Ex Fr.) Pers. is individually wrapped
Dress；
2nd, adopt60Co- γ carry out radiation treatment to the Hericium erinaceus (Bull. Ex Fr.) Pers. of independent packaging, and then room temperature storage, that is, complete60Co-
Gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
In the present invention60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain,60Co- gamma-radiation kills part putrefactive microorganisms,
Delay the appearance of respiratory climacteric, destroy Hericium erinaceus (Bull. Ex Fr.) Pers. enzymatic activity, reduce own physiological biochemical metabolism, suppress and delay Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain
Speed, reach the effect for protecting color color fixative, and low cost, remain without medicine and irradiation, environmental protection.
It is 5.49 that in the present invention, 480Gy radiation treatment sample is preserved to brown stain degree when the 6th day, and the brown stain degree than compareing is light
46.3%；The storage of 750Gy radiation treatment samples to brown stain degree when the 6th day is 6.72, and the brown stain degree than compareing is light by 34.2%.And
Non-irradiated control sample, at 20 DEG C, preserves to the 6th day, and brown stain degree is 10.22, and seriously brown stain, opens with black in appearance
Color juice, has completely lost commodity value.It can be seen that selecting optimal dose radiation treatment Hericium erinaceus (Bull. Ex Fr.) Pers. in the present invention, can reach effectively
Slow down the effect of brown stain speed, be beneficial to the commodity value for extending Hericium erinaceus (Bull. Ex Fr.) Pers. fresh goods, and this irradiation is not produced to Hericium erinaceus (Bull. Ex Fr.) Pers. itself
Raw harmful effect.
Description of the drawings
Fig. 1 is to radiate the block diagram affected on Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain degree in embodiment, and wherein a represented storage to the 2nd day, b tables
Show storage to the 4th day, c represents storage to the 6th day；
Fig. 2 is to radiate the block diagram affected on Hericium erinaceus (Bull. Ex Fr.) Pers. respiratory intensity in embodiment, and wherein a represented storage to the 2nd day, b
Storage is represented to the 4th day, c represents storage to the 6th day.
Specific embodiment
Technical solution of the present invention is not limited to act specific embodiment set forth below, also including between each specific embodiment
Combination in any.
Specific embodiment one：Present embodiment60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, enters according to the following steps
OK：
First, the Hericium erinaceus (Bull. Ex Fr.) Pers. having no mechanical damage, the same day of no disease and pests harm plucks is selected, then Hericium erinaceus (Bull. Ex Fr.) Pers. is individually wrapped
Dress；
2nd, adopt60Co- γ carry out radiation treatment to the Hericium erinaceus (Bull. Ex Fr.) Pers. of independent packaging, and then room temperature storage, that is, complete60Co-
Gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
Specific embodiment two：Present embodiment from unlike specific embodiment one, in step one, distinguish by Hericium erinaceus (Bull. Ex Fr.) Pers.
Individually packaging uses PE thin film (polyethylene film).
Specific embodiment three：Present embodiment from unlike specific embodiment one or two, in step 2 at irradiation
Reason is carried out at normal temperatures.Other steps and parameter are identical with specific embodiment one or two.
Specific embodiment four：Unlike one of present embodiment and specific embodiment one to three, spoke in step 2
According to the irradiation dose for processing it is：210Gy, 480Gy or 750Gy.One of other steps and parameter and specific embodiment one to three
It is identical.
Beneficial effects of the present invention are verified using following examples：
Embodiment：
60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, is carried out according to the following steps：
First, the Hericium erinaceus (Bull. Ex Fr.) Pers. having no mechanical damage, the same day of no disease and pests harm plucks is selected, then Hericium erinaceus (Bull. Ex Fr.) Pers. is distinguished with PE thin film
Individually pack；
2nd, adopt60Co- γ carry out radiation treatment to the Hericium erinaceus (Bull. Ex Fr.) Pers. of independent packaging, and then room temperature storage, that is, complete60Co-
Gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
In the present embodiment step 2, radiation treatment is carried out at normal temperatures；In rapid two, the irradiation dose of radiation treatment is：0Gy
(control), 210Gy, 480Gy or 750Gy.
The measure of Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain degree：
By 1:20 ratio (sample：Distilled water), sample is put into after distilled water is boiled, cooling grinding after about 30 seconds,
10000r/min is centrifuged 2min, takes 2ml supernatant and is settled to 10ml, and the colorimetric under 450nm, with 100 × OD450, is designated as brown stain
Degree U.
The measure of Hericium erinaceus (Bull. Ex Fr.) Pers. respiratory intensity：
(1) two, the exsiccator of the rubber closure in two holes is furnished with, and in hole insertion sodica calx desiccant, Glass rod is inserted in a hole,
The underlying little hook of rubber closure, for hanging sample.
(2) remove Glass rod, with fill the pipet or burette tip patchhole that barium hydroxide solution bottle is connected
In, the barium hydroxide solution (7g barium hydroxide is dissolved in 1000ml water) of xxml0.7% is directly instilled in exsiccator bottom pot,
Extract immediately, stoppered with Glass rod.
(3) sample is entirely hung on hook, timing.Sample is not hung in another exsiccator, does blank.
(4) 15-30min is placed, material is taken out, is stoppered, prepare titration.
(5) Glass rod is removed, a few drop phenolphthalein is added from aperture, is made solution pinkiness, then titrated with oxalic acid solution, extremely
Pink just disappears, and writes down consumption of oxalic acid Aml.Control bottle is titrated in the same manner, writes down consumption of oxalic acid Bml.
(6) calculating oxalate titer：That is mg number of the 1ml oxalic acid equivalent to carbon dioxide.
44:126=1：X, is computed X=2.8626mg.So oxalic acid solution concentration is formulated as 286.36mg/100ml, this
When per ml solution equivalent to 1mg carbon dioxide.
(7) respiratory intensity is calculated：Respiratory intensity=(A-B) × 60/T × S
Wherein A- determines bottle and consumes oxalic acid milliliter number；B- control bottles consume oxalic acid milliliter number
T- breathing time min；S- sample quality g.
Effect：
From Fig. 1 and the Hericium erinaceus (Bull. Ex Fr.) Pers. of Fig. 2, Jing 480Gy radiation treatment, delay to adopt the appearance of rear respiratory climacteric, and store
It is 5.49 to hide to brown stain degree when the 6th day, and the brown stain degree than compareing is light by 46.3%, has effectively delayed the speed of Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
Claims (4)
1.60The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, it is characterised in that it is carried out according to the following steps：
First, the Hericium erinaceus (Bull. Ex Fr.) Pers. having no mechanical damage, the same day of no disease and pests harm plucks is selected, then Hericium erinaceus (Bull. Ex Fr.) Pers. is individually packed；
2nd, adopt60Co- γ carry out radiation treatment to the Hericium erinaceus (Bull. Ex Fr.) Pers. of independent packaging, and then room temperature storage, that is, complete60Co- gamma-radiation
Suppress Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain.
2. according to claim 160The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, it is characterised in that monkey in step one
Head mushroom is individually packed and uses PE thin film.
3. according to claim 160The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, it is characterised in that spoke in step 2
Carried out according to processing at normal temperatures.
4. according to claim 160The method that Co- gamma-radiation suppresses Hericium erinaceus (Bull. Ex Fr.) Pers. brown stain, it is characterised in that spoke in step 2
According to the irradiation dose for processing it is：210Gy, 480Gy or 750Gy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975869.7A CN106509063A (en) | 2016-11-07 | 2016-11-07 | Method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975869.7A CN106509063A (en) | 2016-11-07 | 2016-11-07 | Method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation |
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| Publication Number | Publication Date |
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| CN106509063A true CN106509063A (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610975869.7A Pending CN106509063A (en) | 2016-11-07 | 2016-11-07 | Method for restraining brown stain of hericium erinaceus through <60>Co-gamma radiation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110122552A (en) * | 2019-04-17 | 2019-08-16 | 中国农业科学院农产品加工研究所 | The preservation method of fresh-cut carrots |
| CN115005363A (en) * | 2022-07-13 | 2022-09-06 | 华中农业大学 | Method for inhibiting browning of Chinese chestnut kernels in processing process and application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641497A (en) * | 2012-05-17 | 2012-08-22 | 何述金 | Medicinal composition for treating gastrointestinal diseases |
| CN105754876A (en) * | 2016-04-10 | 2016-07-13 | 西藏藏真堂藏药产业有限公司 | Highland barley starter, highland barley starter product and preparation method thereof |
-
2016
- 2016-11-07 CN CN201610975869.7A patent/CN106509063A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641497A (en) * | 2012-05-17 | 2012-08-22 | 何述金 | Medicinal composition for treating gastrointestinal diseases |
| CN105754876A (en) * | 2016-04-10 | 2016-07-13 | 西藏藏真堂藏药产业有限公司 | Highland barley starter, highland barley starter product and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴海霞: "60Coγ射线辐照对平菇采后生理及贮藏品质的影响", 《食品科学》 * |
| 程丹: "猴头菇褐变原因及其保鲜技术研究", 《福建农林大学硕士学位论文》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110122552A (en) * | 2019-04-17 | 2019-08-16 | 中国农业科学院农产品加工研究所 | The preservation method of fresh-cut carrots |
| CN115005363A (en) * | 2022-07-13 | 2022-09-06 | 华中农业大学 | Method for inhibiting browning of Chinese chestnut kernels in processing process and application |
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