CN104522154A - Grape freshness keeping method - Google Patents
Grape freshness keeping method Download PDFInfo
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- CN104522154A CN104522154A CN201510005050.3A CN201510005050A CN104522154A CN 104522154 A CN104522154 A CN 104522154A CN 201510005050 A CN201510005050 A CN 201510005050A CN 104522154 A CN104522154 A CN 104522154A
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- grape
- freshness protection
- protection package
- keeping method
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Abstract
A grape freshness keeping method includes the following steps that 1, the opening of a freshness protection package is placed upwards, and two layers of absorbent paper are arranged at the bottom of the freshness protection package; 2, grapes are placed on the absorbent paper in the freshness protection package; 3, a layer of absorbent paper and a layer of freshness protection paper are sequentially placed on the uppermost side of the grapes, one side of the freshness protection paper is hydrophobic material and faces upward, and the other side of the freshness protection paper faces downward and is provided with preservatives; 4, the opening of the freshness protection package is sealed. Through the method, the surfaces of the grapes can be protected against moisture condensation and bleaching, definite humidity and definite concentration of the preservatives can be maintained in the freshness protection package, and the grapes are not prone to water loss and are kept fresh. Through the method, the pre-cooling step is omitted before the grapes are stored in a refrigeration house, and grape loss caused by complex steps in the grape storage process is prevented. In addition, operation steps are simplified, cost is saved, the relative humidity in the freshness protection package is high, stem protecting and green preserving are achieved, and bleaching of the preservatives is effectively reduced.
Description
Technical field
The present invention relates to a kind of method, particularly relate to a kind of grape fresh-keeping method.
Background technology
Grape is consumer's large fruit loved by all, tradition Zhu Zai district of China concentrates on northern area, from the eighties, along with the rapid progress of the establishment planting technologies such as greenhouse gardening, south China particularly Yangtze River Delta Area grape industry is a dark horse, and becomes area and increases fast, the most most effective fruit industry, 2014 years, only namely vinegrowing area in Zhejiang Province's reaches 410,000 mu, and wherein facility grape popularity rate reaches 65%.
South facility grape has bad border high temperature, high humidity, grape soluble solid is low, water content is high, easy disease, ripe to concentrate and the feature such as shelf life is short, along with the continuous enlargement of industry size, the phenomenons such as the local that south facility grape harvesting is concentrated, sale causes not in time is overstock, rot highlight, constrain the benign development of industry, postharvest storage preservation technique becomes breakthrough industry bottleneck, the important step of extend industrial chain.
By research of technique for many years, southern facility grape technology achieves greater advance, forms → fresh-keeping the pattern of tradition of precooling → fresh-keeping packaging+antistaling agent → refrigeration → outbound of gathering.Wherein precooling is considered to leave field heat, minimizing storage condensation, improves the necessary links of preservation quality.In actual production, orchard worker need by the precooling grapes of uncovered packaging fully after be mouth more one by one, add antistaling agent and pile refrigeration, need a large amount of human and material resources, and whole process need carries out at low temperatures, cause a lot of orchard worker to talk " storage " look to become, limit the universal of preservation technique.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of grape fresh-keeping method that can realize exempting from precooling.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of grape fresh-keeping method, is characterized in that: comprise the following steps,
1) by the opening upwards of freshness protection package place and bottom arranges layers of absorbent paper;
2) in freshness protection package, grape placed by blotting paper;
3) put one deck blotting paper and one deck tin foil successively in the top of grape, the one side of described tin foil is hydrophobic material, and should towards upper setting, and the another side of described tin foil arranges downwards and has antistaling agent;
4) opening of freshness protection package is sealed.
Keep certain humidity to make the grape in freshness protection package and unnecessary moisture is discharged, described freshness protection package two panels square sheet three limit is interconnected to form, opening is formed on the fourth side, described two panels square sheet is respectively equipped with 3-5 or 7-9 passage.
Preferably, described passage can on square sheet with the central shaft on two direction for symmetry axis is arranged symmetrically and evenly, and when the number of passage is odd number, the center of this square sheet has a passage.
Preferably, the diameter of described passage is 10mm.
The time of preserving to make grape is more of a specified duration, and the basket 1 installing grape is put into freezer storage, early stage remains on temperature 2 DEG C-5 DEG C, and from the 3rd day, temperature was down to 0 DEG C-2 DEG C, within the 5th day, starts temperature and remains on 0 ± 0.5 DEG C.
Compared with prior art, the invention has the advantages that the method can either prevent grape surface sweating, bleaching, also can make in freshness protection package, to maintain certain humidity and the concentration of antistaling agent, to make the moisture of grape not easily run off, keep fresh.The Grape During Storage phase can be extended to 75-90 days by the method, and make before grape enters freezer storage, eliminate precooling step, prevent the loss causing grape in Grape During Storage process because step is too numerous and diverse, in addition, also greatly simplify operating procedure, reduce labour intensity, save manpower and materials.
Accompanying drawing explanation
Fig. 1 is the schematic diagram packed according to the preservation method of the embodiment of the present invention.
Fig. 2 is the schematic diagram of the freshness protection package of the embodiment of the present invention.
Fig. 3 is that the freshness protection package one side of the embodiment of the present invention has the schematic diagram of 8 passages.
Fig. 4 is that the freshness protection package one side of the embodiment of the present invention has the schematic diagram of 9 passages.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Figure 1-2, the grape fresh-keeping method of the embodiment of the present invention, exempts from precooling freshness retaining for rose on Christmas (grape variety), adopts freshness protection package, tin foil and blotting paper, directly by grape vanning warehouse-in.Specifically can comprise the following steps:
Freshness protection package 2 is put into basket 1 then to launch to complete, opening upwards, then from the opening of freshness protection package 2, the interior bottom portion of freshness protection package 2 puts layers of absorbent paper 3, blotting paper 3 is put grape 4, puts a blotting paper 3 and a tin foil 5 in the top of grape 4, the one side of tin foil 5 is hydrophobic material, such as oiling waxs etc., another side is coated with antistaling agent.Arbitrary tin foil 5 all can adopt, as long as the one side of tin foil 5 is hydrophobic material another side have antistaling agent, is finally sealed by the opening of freshness protection package 2.
Freshness protection package 2, as shown in Figure 2, it is interconnected to form by three limits of two panels rectangular sheet, and opening is, on the 4th limit, also can be that two panels square sheets is formed by connecting on rectangular longer limit.This two panels rectangular sheet is evenly provided with passage 21, the number of this passage 21 can be 3-5 or 7-9, preferably, it is 8, as shown in Figure 2, wherein the one side of rectangular sheet is provided with five passages, and namely a freshness protection package two sides is provided with ten passages, in these five passages, one of them hole is positioned at the center of thin slice, and other four holes are uniformly distributed symmetrically along the diagonal of rectangular sheet.Namely this passage 21 can on square sheet with the central shaft on two direction for symmetry axis is arranged symmetrically and evenly, and when passage number is odd number, the center of this square sheet has a passage 21, and the diameter of passage 21 is 10mm.Preferably, adopt the PE material of 0.02mm thickness, its Packing Unit is 7.5kg to freshness protection package 2.As shown in Figure 3, the one side for this freshness protection package 2 has the schematic diagram of 8 passages, and as shown in Figure 4, the one side for this freshness protection package 2 has the schematic diagram of 9 passages.
The basket 1 installing grape is put into freezer storage, early stage remains on temperature 2 DEG C-5 DEG C, and from the 3rd day, temperature was down to 0 DEG C-2 DEG C, within the 5th day, starts temperature and remains on 0 ± 0.5 DEG C.
This grape fresh-keeping method, the condensed water the dropped absorption that the blotting paper of bottom produces when grape can be cooled, the humidity preventing grape surface from staying in too many moisture and freshness protection package is too large, and the hydrophobic surface of the tin foil at top, the water droplet dropped from upper strata is directed at side, larger water droplet can be discharged from the passage 21 of freshness protection package 2 side, and the blotting paper at top also can absorb moisture, prevents grape moisture loss too fast.Grape surface moisture can either be prevented so too many, also can make to maintain certain humidity in freshness protection package, to make the moisture of grape not easily run off, keep fresh.The Grape During Storage phase can be extended to 90 days by the method, rotting rate controls below 8%, and make before grape enters freezer storage, eliminate precooling step, prevent the loss causing grape in Grape During Storage process because step is too numerous and diverse, in addition, decrease precooling step, also greatly reduce labour intensity, save manpower and materials.This process simplify operating procedure, cost-saving, suitable popularization; And preservation quality promotes, in freshness protection package, relative humidity is high, protects stalk and protects green lands; Effective minimizing antistaling agent bleaching phenomenon.
Although more than describe in detail the preferred embodiments of the present invention, should be expressly understood that, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a grape fresh-keeping method, is characterized in that: comprise the following steps,
1) by the opening upwards of freshness protection package (2) place and inside bottom arranges layers of absorbent paper (3);
2) in freshness protection package (2), grape (4) placed by blotting paper (3);
3) one deck blotting paper (3) and one deck tin foil (5) is put successively in the top of grape (4), the one side of described tin foil (5) is hydrophobic material, and should towards upper setting, the another side of described tin foil (5) arranges downwards and has antistaling agent;
4) opening of freshness protection package (2) is sealed.
2. grape fresh-keeping method as claimed in claim 1, it is characterized in that: described freshness protection package (2) is interconnected to form by two panels square sheet three limit, opening is formed on the fourth side, described two panels square sheet is respectively equipped with 3-5 or 7-9 passage.
3. grape fresh-keeping method as claimed in claim 2, it is characterized in that: described passage (21) can on square sheet with the central shaft on two direction for symmetry axis is arranged symmetrically and evenly, and when the number of passage (21) is odd number, the center of this square sheet has a passage (21).
4. grape fresh-keeping method as claimed in claim 2 or claim 3, is characterized in that: the diameter of described passage (21) is 10mm.
5. grape fresh-keeping method as claimed in claim 1, is characterized in that: the basket 1 installing grape is put into freezer storage, early stage remains on temperature 2 DEG C-5 DEG C, and from the 3rd day, temperature was down to 0 DEG C-2 DEG C, within the 5th day, starts temperature and remains on 0 ± 0.5 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005050.3A CN104522154A (en) | 2015-01-06 | 2015-01-06 | Grape freshness keeping method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005050.3A CN104522154A (en) | 2015-01-06 | 2015-01-06 | Grape freshness keeping method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104522154A true CN104522154A (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510005050.3A Pending CN104522154A (en) | 2015-01-06 | 2015-01-06 | Grape freshness keeping method |
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| CN (1) | CN104522154A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618741A (en) * | 2017-11-09 | 2018-01-23 | 董珉 | A kind of grape fresh-keeping bag and application method |
| CN110250263A (en) * | 2019-07-15 | 2019-09-20 | 广西壮族自治区农业科学院园艺研究所 | A kind of method of fertile mandarin orange keeping-freshness storage |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202918951U (en) * | 2012-12-05 | 2013-05-08 | 新疆农业科学院农产品贮藏加工研究所 | Compound type grape freshness preservation pad |
-
2015
- 2015-01-06 CN CN201510005050.3A patent/CN104522154A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202918951U (en) * | 2012-12-05 | 2013-05-08 | 新疆农业科学院农产品贮藏加工研究所 | Compound type grape freshness preservation pad |
Non-Patent Citations (6)
| Title |
|---|
| 优卫士: "南非优卫士UVASYS", 《IASK》 * |
| 凌建刚等: "南方精品葡萄保鲜商品性研究", 《北方园艺》 * |
| 无: "uvasys（优卫士）葡萄保鲜纸", 《CHINA-UVASYS》 * |
| 无: "Uvasys优卫士两段释放葡萄保鲜垫", 《CHINA-UVASYS》 * |
| 盛玮等: "葡萄贮藏保鲜技术研究进展", 《淮北煤炭师范学院学报》 * |
| 石头的歌声6: "南非优卫士葡萄保鲜纸使用方法", 《百度文库》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618741A (en) * | 2017-11-09 | 2018-01-23 | 董珉 | A kind of grape fresh-keeping bag and application method |
| CN110250263A (en) * | 2019-07-15 | 2019-09-20 | 广西壮族自治区农业科学院园艺研究所 | A kind of method of fertile mandarin orange keeping-freshness storage |
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Application publication date: 20150422 |
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| RJ01 | Rejection of invention patent application after publication |