CN104206523A - Fresh-keeping method of dictyophora indusiata - Google Patents
Fresh-keeping method of dictyophora indusiata Download PDFInfo
- Publication number
- CN104206523A CN104206523A CN201410392230.7A CN201410392230A CN104206523A CN 104206523 A CN104206523 A CN 104206523A CN 201410392230 A CN201410392230 A CN 201410392230A CN 104206523 A CN104206523 A CN 104206523A
- Authority
- CN
- China
- Prior art keywords
- dictyophora phalloidea
- basket
- preservation method
- dictyophora
- phalloidea
- 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
Links
Landscapes
- Storage Of Fruits Or Vegetables (AREA)
Abstract
The invention discloses a fresh-keeping method of dictyophora indusiata. The method is as below: picking dictyophora indusiata, selecting, precooling to 2-3 DEG C in a refrigerator, placing the dictyophora indusiata in a spontaneous controlled atmosphere box, and placing the box reaching a precooling temperature into a cold storage at 0 DEG C. Spontaneous controlled atmosphere of the controlled atmosphere box is utilized to reach gas concentration proportion to a balanced state with oxygen ratio of 10-18% and carbon dioxide ratio of 5-15%. The method provided by the invention can prolong the storage period of dictyophora indusiata at room temperature from 2-3 days to 45 days, and can keep good quality of goods.
Description
Technical field
The present invention relates to the storage technique field of high-end perishable fungi, be specifically related to the postharvest storage preservation method of dictyophora phalloidea.
Background technology
Dictyophora phalloidea (Dictyophoraindusiata) is famous and precious edible mushroom, main product is in the south China such as Kweiyang, Sichuan area, be classified as in history " imperial palace tribute ", modern age is as state banquet famous dish, also be dietotherapy good merchantable brand simultaneously, it is nutritious, is also genuine high-grade health product, due to dictyophora phalloidea in full summer, high temperature season is gathered, adding its easy brown stain and rotten characteristic, under normal temperature, 3-5 days is that brown stain is rotted, lose commodity value, therefore dictyophora phalloidea belongs to height perishable farm products, market only has dried food and nuts, does not have fresh products.To rot and brown stain is the principal element that restriction dictyophora phalloidea fresh goods stores and transports for a long time, causes the short and fruit commodity value of shelf life to decline.
At present its post-harvest fresh-keeping mainly adopts the method for the chemical preservative such as shitosan, starch film on deepfreeze basis, can also adopt controlled atmosphere method, artificial controlled atmosphere cost is high, complicated operation, and China's application is less; Also have spontaneous controlled-atmosphere, rational spontaneous controlled-atmosphere needs to be equipped with certain preservation material according to fruit and vegetable varieties, and the development of material science at present fully can't meet high-end, perishable postharvest fruit and vegetable packaging demand.
Above method has certain effect to dictyophora phalloidea is fresh-keeping, but all exists and have the shortcomings such as potential hazard, fresh-keeping effect are not good, complicated operation, technological level are higher, use cost is high to human body.Therefore, be the problem of storage fresh-keeping solving dictyophora phalloidea, simple and dictyophora phalloidea preservation technique safely and efficiently must be developed.
Summary of the invention
The technical problem that the present invention solves just is to provide that a kind of storage time extends greatly, dictyophora phalloidea quality better, environmental protection, dictyophora phalloidea method for storing and refreshing simple to operate.
In order to solve the problem, technical scheme of the present invention is:
A kind of dictyophora phalloidea preservation method, is: after dictyophora phalloidea is plucked, selected dress basket, after being chilled to 2 DEG C-3 DEG C in advance, is placed in spontaneous controlled-atmosphere case in freezer, puts into 0 DEG C of-1 DEG C of Storage in cold bank; Dictyophora phalloidea vanning density in wherein said spontaneous controlled-atmosphere case within the specific limits, reach balance to make the gas concentration ratio in the spontaneous controlled-atmosphere case after certain hour to be as the criterion, wherein oxygen volume percentage is 10 ~ 18%, and carbon dioxide volume basis ratio is 5 ~ 15%.
The present invention provides a kind of reasonably gas concentration according to the gas componant of the vanning amount of dictyophora phalloidea and the resistance to storage of tank-volumes and concentration range, gas concentration ratio after mainly making dictyophora phalloidea preserve certain hour in air regulating box reaches balance, comprises oxygen 10 ~ 18% and carbon dioxide 5 ~ 15%.Wherein CO
2and O
2volume ratio reaches balance substantially, and ratio is about 2, and this ratio is extremely important to the normal physiological activity maintaining dictyophora phalloidea.When practical operation, within first 15 days, spontaneous controlled-atmosphere case composition of gases within can be detected every 3 days, O in air regulating box in storage
2volume fraction declines gradually, CO
2concentration rises gradually, by about 20 days, and CO
2and O
2volume ratio reaches balance substantially.Detect the indexs such as hardness, soluble solid, color at interval of 9 days, adopt the means such as blotting paper, drier changed in basket to make casing be in ventilatory state simultaneously.
Dictyophora phalloidea preservation method of the present invention, wherein said dictyophora phalloidea selects the suitable dictyophora phalloidea of manually gathering of maturity, picks out foreign material, select fresh, Appearance color is good, color is snow-white, size uniformity, fill basket without the dictyophora phalloidea of disease and pest and other mechanical damages.
Dictyophora phalloidea preservation method of the present invention, wherein said precooling the 27 DEG C of dictyophora phalloidea loading basket is placed in 0 DEG C of freezer carry out precooling, precooling target temperature 2 DEG C-3 DEG C, and pre-coo time is 45 ~ 60min.
Dictyophora phalloidea preservation method of the present invention, the basket of wherein said dress dictyophora phalloidea is perforated plastic basket, and bottom is encased inside blotting paper.
Dictyophora phalloidea preservation method of the present invention, wherein said dictyophora phalloidea vanning density is preferably the plastic crate that each spontaneous controlled-atmosphere case content three being of a size of 50.5 × 32.5 × 30cm is equipped with dictyophora phalloidea, plastic crate is of a size of 44.7 × 26.1 × 7.2cm, and 15-20 root dictyophora phalloidea is housed in each plastic crate.This vanning density is only preferred embodiment, and technical staff suitably can regulate according to the size of the size of dictyophora phalloidea individuality and dress basket when practical application.
Dictyophora phalloidea preservation method of the present invention, during wherein said storage, relative humid control is 60 ~ 86%.
Dictyophora phalloidea preservation method of the present invention, wherein before dress basket, dictyophora phalloidea preferably adopts microporous barrier to pack process, and microporous barrier is Folded bags, does not adopt and packs.Also can adopt and put into enough drier at the bottom of basket.Or both adopt.
Dictyophora phalloidea preservation method of the present invention, to dictyophora phalloidea particularly Dictyophora rubrovalvata there is extraordinary storage effect, the shelf time of dictyophora phalloidea can be extended to 45 days by the 2-3 under normal temperature days, and keep good marketing quality.
Method air regulating box storage effect spontaneous controlled-atmosphere of the present invention is good, and the more artificial controlled atmosphere of cost is low, does not use antistaling agent, easy to operate, is worthy to be popularized.Compared with traditional dictyophora phalloidea preservation method, safety and environmental protection of the present invention, remains without chemical preservative and chemical drier, and the significant prolongation freshness date of dictyophora phalloidea, there is good commercial value.
According to method of the present invention to timely collecting dictyophora phalloidea in good condition through precooling, packaging, after 0 DEG C of storage, dictyophora phalloidea effectively can be suppressed to rot and brown stain, keep quality, preserve after 40-55 days, sensory evaluation scores, still more than 4.5 points, substantially can keep the original quality of dictyophora phalloidea, ensure its commodity value.
Accompanying drawing explanation
Fig. 1 is dictyophora phalloidea dress basket schematic diagram in embodiment;
Fig. 2 is air regulating box schematic diagram in embodiment;
Fig. 3-6 is sensory evaluation schematic diagram in embodiment;
Fig. 7-11 is weightless test result figure in embodiment.
Detailed description of the invention
Hereinafter will be described in detail to embodiments of the invention.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined mutually.
A kind of preferred dictyophora phalloidea preservation method:
Select the suitable dictyophora phalloidea of manually gathering of maturity, pick out foreign material etc., select fresh, Appearance color is good, color is snow-white, size uniformity, without the dictyophora phalloidea of disease and pest with other mechanical damages, select and to be placed into bottom after dictyophora phalloidea in good condition carries out manual amendment and to be placed with (as Fig. 1) in the perforated plastic basket of blotting paper and drier and (at the bottom of basket, to need packing paper, as blotting paper), plastic crate is of a size of 44.7 × 26.1 × 7.2cm, then the spontaneous controlled-atmosphere case shown in Fig. 2 is put into by whole for basket, spontaneous controlled-atmosphere case is each is of a size of 50.5 × 32.5 × 30cm, chest keeps sealing state, and answer the gas componant in results of regular determination case to change.Dictyophora phalloidea is first placed in frame of plastic and carries out freezer precooling, when reaching precooling target temperature (2 DEG C-3 DEG C), basket entirety is put into spontaneous controlled-atmosphere case and stores, and each spontaneous controlled-atmosphere case is built with three plastic crates, and each plastic crate is equipped with 15-20 root dictyophora phalloidea.All scavenging air valves of spontaneous controlled-atmosphere case are advanced completely, air regulating box is sealed, then cryopreservation (0 DEG C-1 DEG C).
Within first 15 days, detected air regulating box composition of gases within every 3 days, O in air regulating box
2volume fraction declines gradually, CO
2concentration rises gradually, by about 20 days, and CO
2and O
2volume ratio reaches balance substantially, and ratio is 2, and this ratio is extremely important to the normal physiological activity maintaining dictyophora phalloidea.The indexs such as hardness, soluble solid, color are detected in 9 days in interval, change the blotting paper in plastic crate and drier simultaneously, make casing be in ventilatory state.
It is further preferred that before dictyophora phalloidea dress basket, microporous barrier can also be adopted to pack, and microporous barrier is Folded bags, does not adopt and packs.Microporous barrier can adopt Japanese mushroom MA spontaneous controlled-atmosphere bag (micropore bag) or 0.06mm PE film.
In whole storage, relative humidity (RH) remains between 60 ~ 86%.
When test finds, do not add drier in spontaneous controlled-atmosphere case, RH is 77.2%;
Adding drier in spontaneous controlled-atmosphere case makes RH be 65.7%;
Do not add drier in spontaneous controlled-atmosphere case, dictyophora phalloidea microporous barrier is packed, and RH is 85.6%;
Add drier in spontaneous controlled-atmosphere case, dictyophora phalloidea microporous barrier is packed, and RH is 66.3%.
According to above method, dictyophora phalloidea is checked after different disposal its storage result, experimentation and result are:
1, preserve after 20 days, the gas componant in spontaneous controlled-atmosphere case:
Can draw from above result, through spontaneous controlled-atmosphere after a period of time, the gas componant in case is substantially:
| Dictyophora phalloidea is packed through microporous barrier | Dictyophora phalloidea is not packed through microporous barrier |
| Oxygen: 10 ~ 18%, carbon dioxide: 10 ~ 15% | Oxygen: 15 ~ 20%, carbon dioxide: 2 ~ 10% |
2, sensory evaluation experiment
As seen in figures 3-6.
Sensory evaluation standard
| 5 points (good) | Quality is intact, rots without brown stain, pucker-free |
| 4 points (better) | Quality is better, slight dull, rotten without brown stain, the slight shrinkage of color |
| 3 points (commodity) | , there is extremely slight brown stain in commodity boundary line, slight deliquescing, without rotting, and shrinkage, edible |
| 2 points (poor) | Quality is worse, local brown stain, and deliquescing is slightly rotten, catastrophic collapse, edible |
| 1 point (poor) | Break down completely, brown stain is rotted all very serious, not edible |
The Analyses Methods for Sensory Evaluation Results after a period of time is preserved through said method:
| Storage time | 0d | 9d | 18d | 27d | 36d | 45d |
| 1 spontaneous controlled-atmosphere+drier | 5.0 | 4.8 | 4.7 | 4.6 | 4.5 | 4.0 |
| 2 spontaneous controlled-atmospheres | 5.0 | 4.9 | 4.8 | 4.7 | 4.4 | 3.8 |
| 3 spontaneous controlled-atmospheres+microporous barrier+drier | 5.0 | 4.9 | 4.6 | 4.5 | 4.3 | 3.7 |
| 4 spontaneous controlled-atmospheres+microporous barrier | 5.0 | 4.9 | 4.8 | 4.7 | 4.3 | 3.9 |
3, weight-loss ratio experiment
(1) spontaneous controlled-atmosphere, under adding the condition of drier, detects the weight of dictyophora phalloidea, the results are shown in Table 1 and Fig. 7-8.
Table 1
| ? | 1(g) | Weight-loss ratio | 2(g) | Weight-loss ratio | 3(g) | Weight-loss ratio |
| 0d | 17.19 | 0 | 22.61 | 0 | 19.08 | 0 |
| 9d | 15.43 | 10.23％ | 21.82 | 3.49％ | 18.59 | 2.57％ |
| 18d | 14.20 | 17.39％ | 21.09 | 6.72％ | 17.40 | 8.80％ |
| 27d | 13.78 | 19.84％ | 20.23 | 10.52％ | 16.68 | 14.39％ |
| 36d | 13.20 | 23.21％ | 19.58 | 13.40％ | 16.12 | 15.52％ |
| 45d | 12.76 | 25.77％ | 19.11 | 15.48％ | 15.69 | 17.77％ |
(2) spontaneous controlled-atmosphere, microporous barrier is packed, and under adding the condition of drier, detects the weight of dictyophora phalloidea, the results are shown in Table 2 and Fig. 9-10.
Table 2
| ? | 1(g) | Weight-loss ratio | 2(g) | Weight-loss ratio | 3(g) | Weight-loss ratio |
| 0d | 33.67 | 0 | 28.82 | 0 | 19.87 | 0 |
| 9d | 33.02 | 1.93％ | 27.85 | 3.37％ | 19.55 | 1.61％ |
| 18d | 32.35 | 3.92％ | 27.29 | 5.31％ | 19.54 | 1.66％ |
| 27d | 31.44 | 6.62％ | 24.69 | 14.3％ | 18.52 | 6.79％ |
| 36d | 28.92 | 14.1％ | 22.81 | 20.9％ | 17.35 | 12.7％ |
| 45d | 26.50 | 21.3％ | 19.02 | 34.0％ | 15.28 | 23.1％ |
(3) weight-loss ratio synthesis result: in table 3 and Figure 11.
Table 3
| Weight-loss ratio | Spontaneous controlled-atmosphere, adds drier | Spontaneous controlled-atmosphere, microporous barrier, adds drier |
| 0d | 0.00％ | 0.00％ |
| 9d | 5.43％ | 2.30％ |
| 18d | 10.97％ | 3.63％ |
| 27d | 14.92％ | 9.24％ |
| 36d | 17.38％ | 15.90％ |
| 45d | 19.67％ | 26.13％ |
From above experimental result, method of the present invention greatly can improve the storage time of dictyophora phalloidea, the organoleptic quality of dictyophora phalloidea and weight-loss ratio are all in rational scope, method of the present invention is compared with traditional dictyophora phalloidea preservation method, safety and environmental protection, remain without chemical preservative and chemical drier, and the significant prolongation freshness date of dictyophora phalloidea, there is good commercial value.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a dictyophora phalloidea preservation method, is characterized in that: after dictyophora phalloidea is plucked, selected dress basket, after being chilled to 2 DEG C-3 DEG C in advance, is placed in spontaneous controlled-atmosphere case in freezer, puts into 0 DEG C of-1 DEG C of Storage in cold bank; Dictyophora phalloidea vanning density in wherein said spontaneous controlled-atmosphere case within the specific limits, reach balance to make the gas concentration ratio in the spontaneous controlled-atmosphere case after certain hour to be as the criterion, wherein oxygen volume percentage is 10 ~ 18%, and carbon dioxide volume basis ratio is 5 ~ 15%.
2. dictyophora phalloidea preservation method according to claim 1, it is characterized in that: described dictyophora phalloidea selects the suitable dictyophora phalloidea of manually gathering of maturity, pick out foreign material, select fresh, Appearance color is good, color is snow-white, size uniformity, dictyophora phalloidea dress basket without disease and pest and other mechanical damages.
3. dictyophora phalloidea preservation method according to claim 1, is characterized in that: described precooling the 27 DEG C of dictyophora phalloidea loading basket is placed in 0 DEG C of freezer carry out precooling, precooling target temperature 2 DEG C-3 DEG C, and pre-coo time is 45 ~ 60min.
4. dictyophora phalloidea preservation method according to claim 1, is characterized in that: the basket of described dress dictyophora phalloidea is perforated plastic basket, and bottom is encased inside blotting paper.
5. dictyophora phalloidea preservation method according to claim 1, it is characterized in that: described dictyophora phalloidea vanning density is the plastic crate that each spontaneous controlled-atmosphere case content three being of a size of 50.5 × 32.5 × 30cm is equipped with dictyophora phalloidea, plastic crate is of a size of 44.7 × 26.1 × 7.2cm, and 15-20 root dictyophora phalloidea is housed in each plastic crate.
6. dictyophora phalloidea preservation method according to claim 1, is characterized in that: during described storage, relative humid control is 60 ~ 86%.
7. dictyophora phalloidea preservation method according to claim 1, is characterized in that: before dress basket, and dictyophora phalloidea adopts the process of microporous barrier packaging.
8. dictyophora phalloidea preservation method according to claim 1, is characterized in that: before dress basket, put into enough drier at the bottom of basket.
9. dictyophora phalloidea preservation method according to claim 1, is characterized in that: before dress basket, and dictyophora phalloidea adopts the process of microporous barrier packaging, and puts into enough drier at the bottom of basket.
10. dictyophora phalloidea preservation method according to claim 1, is characterized in that: described dictyophora phalloidea is Dictyophora rubrovalvata.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392230.7A CN104206523A (en) | 2014-08-11 | 2014-08-11 | Fresh-keeping method of dictyophora indusiata |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392230.7A CN104206523A (en) | 2014-08-11 | 2014-08-11 | Fresh-keeping method of dictyophora indusiata |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104206523A true CN104206523A (en) | 2014-12-17 |
Family
ID=52088742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410392230.7A Pending CN104206523A (en) | 2014-08-11 | 2014-08-11 | Fresh-keeping method of dictyophora indusiata |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104206523A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576135A (en) * | 2017-08-30 | 2018-01-12 | 四川宜宾叁鑫食品有限公司 | It is easy to preserve the new cold storage plant of dictyophora phalloidea |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554247A (en) * | 2003-12-22 | 2004-12-15 | 江南大学 | Method for united freshness keeping of fruit and vegetable by water content structure processing and gas regulation package |
| CN101878808A (en) * | 2010-07-01 | 2010-11-10 | 国家农产品保鲜工程技术研究中心（天津） | Plastic box air regulating preservation method for green asparagus |
| CN102161795A (en) * | 2011-03-18 | 2011-08-24 | 国家农产品保鲜工程技术研究中心（天津） | Modified atmosphere preservation method for lentinus edodes |
| CN102342317A (en) * | 2010-07-23 | 2012-02-08 | 唐明会 | Fresh keeping method for bamboo fungus |
| CN102524903A (en) * | 2012-03-05 | 2012-07-04 | 李师民 | Freshness keeping method of dry bamboo shoots |
-
2014
- 2014-08-11 CN CN201410392230.7A patent/CN104206523A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1554247A (en) * | 2003-12-22 | 2004-12-15 | 江南大学 | Method for united freshness keeping of fruit and vegetable by water content structure processing and gas regulation package |
| CN101878808A (en) * | 2010-07-01 | 2010-11-10 | 国家农产品保鲜工程技术研究中心（天津） | Plastic box air regulating preservation method for green asparagus |
| CN102342317A (en) * | 2010-07-23 | 2012-02-08 | 唐明会 | Fresh keeping method for bamboo fungus |
| CN102161795A (en) * | 2011-03-18 | 2011-08-24 | 国家农产品保鲜工程技术研究中心（天津） | Modified atmosphere preservation method for lentinus edodes |
| CN102524903A (en) * | 2012-03-05 | 2012-07-04 | 李师民 | Freshness keeping method of dry bamboo shoots |
Non-Patent Citations (1)
| Title |
|---|
| 李媛媛: "白灵菇气调保鲜技术及生物有效性研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576135A (en) * | 2017-08-30 | 2018-01-12 | 四川宜宾叁鑫食品有限公司 | It is easy to preserve the new cold storage plant of dictyophora phalloidea |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103053675B (en) | Storage and fresh-keeping comprehensive treatment method for Huangguan pears | |
| CN101642161B (en) | Physical method for preserving freshness of waxberry fruits | |
| CN107183158A (en) | A kind of fruits and vegetables flower freshness card with fresh-keeping function | |
| CN102550660B (en) | Composite preservation method for prolonging preservation period of fresh chestnut kernels | |
| CN107691632A (en) | A kind of Apples preservation method | |
| CN108094513A (en) | A kind of controlled atmospheric packing preservation method of green rind walnut | |
| CN106305988A (en) | United fresh-keeping method for prolonging storage period of Xianghe colocasia esculenta | |
| CN106135386A (en) | A kind of preservation method of Fructus Mori fresh fruit | |
| CN107960452A (en) | A kind of sweet cherry storage fresh-keeping method | |
| CN103004968A (en) | Modified atmosphere preservation method of fresh honey peaches | |
| CN104041576A (en) | Glycine betaine treatment and preservation method of loquat fruit | |
| CN104365827B (en) | The keeping storage method of fresh of one breeder fir | |
| CN105724563A (en) | Room temperature storage and preservation operation method for red kiwi fruits | |
| CN102845511A (en) | Method for increasing plum preservation period at normal temperature | |
| CN101715805A (en) | Refrigerating method of Fuji apples based on 1-methylcyclopropene | |
| CN104366653B (en) | A kind of keeping storage method of fresh of matsutake | |
| CN105010503A (en) | Method for storage and freshness preservation of raspberries through flexible package | |
| Zhang et al. | Preservation of Kyoho grapes stored in active, slow-releasing pasteurizing packaging at room temperature | |
| CN102293244B (en) | Fresh keeping method of fresh litchi fruit | |
| CN104206523A (en) | Fresh-keeping method of dictyophora indusiata | |
| Loyola-López et al. | Increasing the shelf life of post-harvest table grapes (Vitis vinífera cv. Thompson Seedless) using different packaging material with copper nanoparticles to change the atmosphere | |
| CN102885129B (en) | Pleurotus eryngii freshness retaining method | |
| CN105265571A (en) | Bamboo fungus preservative and preparation method thereof | |
| CN114794221A (en) | Fresh-cut cabbage preservation method and application thereof | |
| CN104430829A (en) | Method for preserving navel orange at normal temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141217 |
|
| RJ01 | Rejection of invention patent application after publication |