CN108124954A - A kind of juicy peach fresh-keeping method - Google Patents

A kind of juicy peach fresh-keeping method Download PDF

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Publication number
CN108124954A
CN108124954A CN201810033428.4A CN201810033428A CN108124954A CN 108124954 A CN108124954 A CN 108124954A CN 201810033428 A CN201810033428 A CN 201810033428A CN 108124954 A CN108124954 A CN 108124954A
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parts
peach
fresh
water
oyster
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Inventor
石绍峻
高倩倩
苏冬梅
梁丽萍
王伟
张振伟
何兰娜
沈娟
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Linyi Science And Technology Cooperation And Application Research Institute
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Linyi Science And Technology Cooperation And Application Research Institute
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    • 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
    • A23B7/16Coating with a protective layer; Compositions or apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00Details of, or accessories for, sacks or bags
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/24Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/30Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
    • B65D85/34Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Polymers & Plastics (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)

Abstract

The invention belongs to fruit freshness preserving technical fields, specifically disclose a kind of juicy peach fresh-keeping method, hidden including harvesting processing, cleaning, sterilization fresh-keeping processing, packaging envelope and etc..Antistaling disinfectant of the present invention includes shell powder and plant extraction liquid two parts.Wherein shell is mainly the outer embrane of oyster, clam, scallop etc., and plant extraction liquid is prepared by purslane, Chinese prickly ash, ginger etc. through ethyl alcohol extraction.Preservation technology step of the present invention is simple, and material is easy to get, and honey peach is stored suitable for common orchard worker, fruit quotient.

Description

A kind of juicy peach fresh-keeping method
Technical field
The invention belongs to field of food, particularly belong to preserving fruit and vegetable utilizing field, are related to a kind of preservation method of honey peach.
Background technology
Peach(Amygdalus persica L)Pu Wei sections, peach category, peach subgenus, medium-sized standard fruit-tree, generally set it is 3-4 meters high, Root system is wide and deep, and water resistance is weak, intoxicated drought, light, barren-resistant soil Reel, adaptable, no matter sand ±, Reel ± or other are more barren Main earth can cultivate.Bud has prematureness, and being colonized can bloom for the year, and 2-3 starts as a result, 4-5 reaches high yield period, general economy 15 years or so service life.Cultivation history is long, is the famous fruit for originating in China, was just cultivated before 3000 by the mankind according to records It utilizes.In recent years, as rural area plant structural adjustment, Chinese peach yield and cultivated area from occupying the world always over 1993 One.By the end of 2012, the peach cultivated area of Linyi City reached 37263hm, and cultivated area is expanding year by year, Yield is also being continuously increased, be local farmer richness, industrialization major product.Peach is as first of five fruits, pulp exquisiteness succulence, Aromatic in flavor, it is full of nutrition, it is fresh food fruit suitable for people of all ages.Peach can be processed into sweet can, confectionery, preserved fruit, dry fruit, fruit Juice etc. enriches food variety, and widely people are liked.But since its thin skin juice is more, fruit water content is high, in storing easily There is mechanical damage, its mature period is at a time when high temperature, high humidity period in addition, therefore is relatively difficult to ensure and deposits.
At present, wide spectrum fruit and vegetable fresh-keeping agent kind is more in the market, also more for the antistaling agent kind of juicy peach fresh-keeping, example Such as application for a patent for invention 201410625091.8, it is made of the ingredient of following parts by weight:50-80 parts of calcium chloride, chitosan 40-70 parts, 20-35 parts of glycerine, 25-30 parts of sodium bicarbonate and through ethyl alcohol extraction green peel, Cortex Magnoliae Officinalis, Chinese cassia tree, rhizoma zingiberis, chrysanthemum and 10-20 parts of the Chinese medicine extract of honeysuckle, 1000 parts of water, preservative specially before the honey peach harvesting of gained can be promoted Anti- corrupt ability before honey peach picking can effectively extend the freshness date of honey peach so that the freshness date of honey peach is by one As extend within 20 days or so 35 days or so, it is longest up to 40 days;Application for a patent for invention 201310282871.2, in routine On the basis of the irradiation of honey peach fruit UV-C ultraviolet lights, precooling treatment, it is few to choose 5%-10% ginger juice extracting solution, 0.5%-1.5% shells Sugar, honey peach fruit is sprayed the combination of 1%-2% Propirams, 1%-1.5% calcium chloride or immersion treatment, and honey peach fruit is put It is placed in cleaning and draughty environment with being loaded with made of Ag+ modification bamboo charcoals in bamboo charcoal corrugation case, and by corrugation case, and Sterilizing is carried out to environment before storage, after handling above, honey peach fruit is under the high temperature conditions(30±5℃)Storage The time is hidden up to 15-18 days, 15 days healthy fruits are up to 90%;Application for a patent for invention 200910232981.1 discloses a kind of honey peach and protects The preparation method of fresh milk liquid, juicy peach fresh-keeping emulsion materials composition and weight proportion are:100 grams of rice bran wax, 40 grams of beeswax, palm 10 grams of oil, 3 grams of sorbester p18,5 grams of polysorbate60,2 grams of monoglyceride, 10 grams of borax, 5 grams of sodium benzoate, 835 grams of water, with this water honey The fresh-keeping lotion of peach soaks peach 15s, is preserved 10-15 days for (less than 30 DEG C) under normal condition, longest to reach 18 days;Patent of invention 200910031136.8 disclosing, a kind of juicy peach fresh-keeping agent includes component and corresponding parts by weight are:600000 molecular weight Chitosan, 4~5 parts;Sodium benzoate, 0.5~0.6 part;Sodium Polyacrylate, 1~1.2 part;Organic acid, 2~2.2 parts;Water is remaining Amount, through immersion drying and etc. can greatly prolong storage time.The fresh-keeping of peach has also been done largely by university in one's power for research institute Research, such as Li Yang carried out several researchs of the processing to phoenix white flower juicy peach fresh-keeping effect, compared ginger leaching liquor, Chinese prickly ash leaching liquor and the fresh-keeping effect of antagonist combined treatment find Chinese prickly ash leaching liquor(50g/L)Make phoenix white flower water sweet Peach stores 5 days, the hidden ball mother Xue bacterium solution of Lauren(5X108CFU/ML)Phoenix white flower honey peach is made to store 6 days, monilia guilliermondii Bacterium solution(5X108CFU/ML)Phoenix white flower honey peach is made to store 6 days(Nanjing University's Master's thesis《Several processing are to phoenix white flower The research of juicy peach fresh-keeping effect》).Kang Ruo et al. has studied shadows of the PVP to " rosy clouds sunshine 5 " honey peach quality and fresh-keeping effect It rings, the results showed that, 0.1%PVP processing is inhibiting PPO, POD, PG and PME isoreactivity, postpones the appearance of respiratory climacteric, reduces peach The losses of nutritional ingredients such as fruit Vc, reduced sugar etc. it is with obvious effects (Kang Ruo etc.,《Food industry science and technology》05 phase in 2005); Just researchs is waited to have studied respectively with CaCl2,0.3g/L salicylic acid of mass fraction 2%, 0.5g/L gibberellin to phoenix water into sincere Honey peach impregnate 15min fresh-keeping effect (《Food Science》06 phase in 2012);Yao Lianghui etc. has studied bio-preservative C06 to water Honey peach adopt after fresh-keeping effect (《Journal of Agricultural Engineering》04 phase in 2010);Ni Ye etc. is research shows that at 1-MCP processing, octanoic acid Reason, phytic acid processing can effectively improve the fresh-keeping effect and storage time of honey peach, and wherein phytic acid shows best fresh-keeping effect Fruit, 1-MCP processing inhibit polyphenol oxidase enzyme effect significantly (《Food science and technology》04 phase in 2009).However, to more than result of study Carefully study carefully the antistaling agent more than finding prepares that some costs are higher, some materials are rare, some chemical compositions are higher, General orchard worker or medium and small micro- enterprise are difficult to bear, and the use of chemical synthesis antistaling agent involved in preservation method, ordinary consumer To its safety, there are certain worries.Therefore, the present invention provides one kind and safely, effectively, convenient for orchard worker or medium-sized and small enterprises uses, The juicy peach fresh-keeping method that consumer trusts.
Invention content
Present invention seek to address that the problem of juicy peach fresh-keeping phase is short, provides a kind of juicy peach fresh-keeping method, which protects It uses by cheap, is easy to get, antistaling agent is made in natural material in fresh method, without using the adding ingredient of chemical synthesis, pass through reinforcing Every function of fruit itself can effectively extend the freshness date of honey peach, improve the preservation quality of honey peach.
For solution more than technical problem, the present invention uses following technological means:
A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 4-6 days in honey peach, every morning 8:30- 10:30 points or afternoon 17:00-19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, spray Until thering is water droplet to drip on honey peach, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in shell after picking The packaging bag preservation under room temperature of powder;
Wherein described antistaling disinfectant includes mixing for 2-7 part plant extraction liquids, 1-3 parts of glycerine, 89-96 parts of water and 1 part of oyster shell whiting Close object;The plant extraction liquid is prepared by the raw material of following ratio of weight and number through food-grade ethanol extraction:Purslane 4-6 Part, 4-8 parts of Chinese prickly ash, 1-4 parts of ginger
The preparation method of the antistaling agent:
(1) preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:4-6 parts of purslane, 4-8 parts of Chinese prickly ash, ginger It 1-4 parts, crushes, crosses 100-150 mesh sieve, add in 10-15 times of food-grade ethanol of raw material gross weight, sealed under the conditions of 35-45 DEG C Extract 3-4h, filtering, take supernatant to get;
(2) 2-7 parts of plant extraction liquids, 1-3 parts of glycerine, 1 part of oyster shell whiting and 90-96 parts of water are taken by volume;
(3) plant extraction liquid taken, glycerine and oyster shell whiting are added to the water, stirred evenly, antistaling agent is obtained after homogenization Aqua.
Preferred honey peach preservative specially of the present invention, is made of the ingredient of volumes below component:3 parts of plant Extracting solution, 3 parts of glycerine, 1 part of oyster shell whiting and 93 water.
The oyster shell whiting is prepared by including the following steps:
(1)One kind in the shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
(2)Shell is directly smashed to pieces, crosses 100-150 mesh sieve.
The oyster shell whiting can also be made by following steps:
(1)One kind in the shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
(2)Calcining:Shell is put into high temperature furnace, in 120-180 DEG C, calcines 0.5-1 h,
(3)It is smashed to pieces after taking out natural cooling, crosses 100-150 mesh sieve.
The oyster shell whiting can also be made by following steps:
(1)One kind in the shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
(2)Shell is put into 2 h of high speed ball mill water mill, is dried into powder, granularity is small, crosses 100-150 mesh sieve.
The packaging bag with oyster shell whiting is prepared by following steps
(1)1-5 parts of oyster shell whiting is uniformly mixed with 95-99 parts of water;
(2)The mixed liquor of oyster shell whiting and water is uniformly applied to paper bag inner wall, dry place is allowed to dry and dries, for use.
The invention has the advantages that and advantageous effect:
(1) juicy peach fresh-keeping method of the invention from Perserving materials environmental protection, be easy to get, cheap, preservation method is simple, Neng Goubang Orchard worker is helped to extend the reduction of juicy peach fresh-keeping time because of storage losses.Material ginger, Chinese prickly ash, dent used in the preparation of antistaling agent Amaranth even edible ethanol is all the edible wild herbs on flavouring and dining table common in life.Using ginger to bacterium, Escherichia coli, beer The inhibiting effect of brewer yeast and mould;Chinese prickly ash is to the inhibiting effect of spoilage organisms in food and pathogenic bacteria;Purslane ethanol extract The antistaling agent for preparing of antioxidation material used simultaneously be a regular supplies, there is safety guarantee.
(2)Using abundant calcium is contained in the ability and shell of the ethylene adsorption of shell, shell that will be discarded is ground the present invention It is broken to be used to extract antistaling agent and the functional promotion of packaging bag, realize refuse reclamation.
(3)Before the picking it is fresh-keeping by the way of, avoid contacting hydrous antistaling agent after picking, pericarp surface moisture caused to contain Amount height, easy cooperating microorganisms lead septicogenic generation, and method using the present invention is sprayed so that fresh-keeping before harvesting Agent can be evenly distributed in the surface of honey peach, and formation is effectively protected.In pack, fresh-keeping period, the surface of honey peach is begun Drying is kept eventually, reduces the growth of microorganism, direct bagging after picking does not need to the additional fresh-keeping operation of carry out, reduces The tissue injury of the generation of colliding with of honey peach in subsequent operation flow, also conducive to the preservation of fruit.
To sum up, the juicy peach fresh-keeping method of the present invention breaks through previous preservation method, be it is a kind of it is safe efficient, Of low cost, maneuverable preservation method, the effective anti-corrupt ability promoted before honey peach picking, can effectively extend The freshness date of honey peach so that the freshness date of honey peach extended to 35 days or so by untreated 5 days, and effect is very notable.
Specific embodiment
Embodiment 1:A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 4 days in honey peach, every morning 8:30-10: 30 points by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, and being sprayed onto on honey peach has until water droplet drips, Continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in oyster shell whiting after picking Packaging bag preservation under room temperature;
Wherein described antistaling disinfectant includes the mixture of 2 parts of plant extraction liquids, 1 part of glycerine, 96 parts of water and 1 part of oyster shell whiting;Institute Plant extraction liquid is stated to be prepared through food-grade ethanol extraction by the raw material of following ratio of weight and number:4 parts of purslane, 4 parts of Chinese prickly ash, 1 part of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1) preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 2h is sealed under the conditions of 35 DEG C, filtering takes supernatant Liquid to get;
(2) 2 parts of plant extraction liquids, 1 part of glycerine, 96 parts of water and 1 part of oyster shell whiting are taken by volume;
(3) plant extract taken, glycerine and shell part are added to the water, stirred evenly, antistaling agent water is obtained after homogenization Agent.
The packaging bag with oyster shell whiting is made by following steps:
(1) scallop shell is chosen, is cleaned, drying is in store in dry environments;
(2) scallop shell is directly smashed to pieces, sieved with 100 mesh sieve.
(3) 1 part of oyster shell whiting is uniformly mixed with 99 parts of water;
(d) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries, for use.
Embodiment 2:A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every afternoon 17:00- 19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, and being sprayed onto on honey peach has water droplet to drip Until, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in oyster shell whiting after picking Packaging bag preservation under room temperature;
Wherein described antistaling disinfectant includes the mixture of 7 parts of plant extraction liquids, 3 parts of glycerine, 89 parts of water and 1 part of oyster shell whiting;Institute Plant extraction liquid is stated to be prepared through food-grade ethanol extraction by the raw material of following ratio of weight and number:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1)The preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 4h is sealed under the conditions of 45 DEG C, filtering takes supernatant Liquid;
(2)7 parts of plant extraction liquids, 3 parts of glycerine, 90 parts of water and 1 part of oyster shell whiting are taken by volume;
(3)The plant extract taken, glycerine and oyster shell whiting are added to the water, stirred evenly, antistaling agent water is obtained after homogenization Agent.
The packaging bag with oyster shell whiting is made by following steps:
(1) scallop shell is chosen, is cleaned, drying is in store in dry environments;
(2) scallop shell is put into 2 h of high speed ball mill water mill, crosses 150 mesh sieve.
(3) 5 parts of oyster shell whiting is uniformly mixed with 95 parts of water;
(4) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries, for use.
Embodiment 3:A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every afternoon 17:00- 19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, and being sprayed onto on honey peach has water droplet to drip Until, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in oyster shell whiting after picking Packaging bag preservation under room temperature;
Wherein described antistaling disinfectant includes the mixture of 7 parts of plant extraction liquids, 3 parts of glycerine, 1 part of oyster shell whiting and 89 parts of water;Institute Plant extraction liquid is stated to be prepared through food-grade ethanol extraction by the raw material of following ratio of weight and number:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1)The preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 4h is sealed under the conditions of 45 DEG C, filtering takes supernatant Liquid;
(2)7 parts of plant extraction liquids, 3 parts of glycerine, 89 parts of water and the oyster shell whiting with 1 part are taken by volume;
(3)By the plant extract taken with and glycerine be added to the water, stir evenly, antistaling agent aqua obtained after homogenization.
The packaging bag with oyster shell whiting is made by following steps:
(1) scallop shell is chosen, is cleaned, drying is in store in dry environments;
(2) it calcines:Scallop shell is put into high temperature furnace, in 120-180 DEG C, calcines 0.5-1 h,
(3) it smashs to pieces, sieves with 100 mesh sieve after taking out natural cooling.
(4) 5 parts of oyster shell whiting is uniformly mixed with 95 parts of water;
(5) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries, for use.
Embodiment 4:A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every morning 8:30-10: During 30 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, be sprayed onto on honey peach have water droplet drip for Only, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in oyster shell whiting after picking Packaging bag preservation under room temperature;
Wherein described antistaling disinfectant includes the mixture of 7 parts of plant extraction liquids, 3 parts of glycerine, 90 parts of water and 1 part of oyster shell whiting; The plant extraction liquid is prepared by the raw material of following ratio of weight and number through food-grade ethanol extraction:6 parts of purslane, Chinese prickly ash 8 Part, 4 parts of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1)The preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 4h is sealed under the conditions of 45 DEG C, filtering takes supernatant Liquid;
(2)7 parts of plant extraction liquids, 3 parts of glycerine, 89 parts of water and 1 part of oyster shell whiting are taken by volume;
(3)The plant extracts taken, glycerine and oyster shell whiting are added to the water, stirred evenly, antistaling agent is obtained after homogenization Aqua.
The packaging bag with oyster shell whiting is made by following steps:
(a) scallop shell is chosen, is cleaned, drying is in store in dry environments;
(b) shell is put into 2 h of high speed ball mill water mill, sieves with 100 mesh sieve.
(c) 1 part of oyster shell whiting is uniformly mixed with 99 parts of water;
(d) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries, for use.
Embodiment 5:A kind of juicy peach fresh-keeping method, which is characterized in that include the following steps:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every afternoon 17:00- 19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, and being sprayed onto on honey peach has water droplet to drip Until, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the morning on the same day no longer spray, be directly inserted in shellfish after picking The packaging bag preservation under room temperature of shell powder;
Wherein described antistaling disinfectant includes the mixture of 7 parts of plant extraction liquids, 3 parts of glycerine, 89 parts of water and 1 part of oyster shell whiting;Institute Plant extraction liquid is stated to be prepared through food-grade ethanol extraction by the raw material of following ratio of weight and number:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1) preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:6 parts of purslane, 8 parts of Chinese prickly ash, 4 parts of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 4h is sealed under the conditions of 45 DEG C, filtering takes supernatant Liquid;
(2) 7 parts of plant extraction liquids, 3 parts of glycerine, 90 parts of water and 1 part of oyster shell whiting are taken by volume;
(3) by the plant extract taken with and glycerine be added to the water, stir evenly, antistaling agent aqua obtained after homogenization.
The packaging bag with oyster shell whiting is made by following steps:
(1) shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
(2) shell is put into 2 h of high speed ball mill water mill, crosses 150 mesh sieve.
(3) 3 parts of oyster shell whiting is uniformly mixed with 97 parts of water;
(4) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries, for use.
Embodiment 6:Fresh-keeping experiment
The following three groups of comparative experimental examples of this experiment setting:
Comparative experimental example 1:A kind of juicy peach fresh-keeping method, (1) when honey peach length to it is medium well when harvested, reached in honey peach By medium well first 6 days, every afternoon 17:00-19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spray daily Mist is primary, and being sprayed onto on honey peach has until water droplet drips, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the morning on the same day no longer spray, ordinary packing is directly covered after picking Bag preservation under room temperature;
Wherein described antistaling disinfectant is the mixture comprising 3 parts of glycerine and 97 parts of water;Preparation method is the same as fresh-keeping in embodiment 1 The preparation method of agent, the packaging bag due to no longer including Chinese medicine extract and with oyster shell whiting, corresponding method also save therewith Slightly.
Comparative experimental example 2:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every afternoon 17:00-19: During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, be sprayed onto on honey peach have water droplet drip for Only, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the morning on the same day no longer spray, packaging is directly inserted in after picking Bag, preservation under room temperature;
Wherein described antistaling disinfectant includes the mixture of 7 parts of plant extraction liquids, 3 parts of glycerine and 90 parts of water;The plant extract Liquid is prepared by the raw material of following ratio of weight and number through food-grade ethanol extraction:4 parts of purslane, 4 parts of Chinese prickly ash, 1 part of ginger;
The antistaling disinfectant is prepared by including the following steps:
(1) preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:4 parts of purslane, 4 parts of Chinese prickly ash, 1 part of ginger, It crushes, crosses 50 mesh sieve, add in 10 times of food-grade ethanols of raw material gross weight, extraction 1h is sealed under the conditions of 25 DEG C, filtering takes supernatant Liquid;
(2) 7 parts of plant extraction liquids, 3 parts of glycerine and 90 parts of water are taken by volume;
(3) by the plant extract taken with and glycerine be added to the water, stir evenly, antistaling agent aqua obtained after homogenization.
Due to no longer including the packaging bag with oyster shell whiting, other steps are omitted.
Contrast test 3:
(1) when honey peach length to it is medium well when harvested, reach medium well first 6 days in honey peach, every morning 8:00-10: During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, be sprayed onto on honey peach have water droplet drip for Only, continuous 5 days;
(2) when honey peach length to it is medium well when harvested, harvesting the morning on the same day no longer spray, be directly inserted in shellfish after picking The packaging bag preservation under room temperature of shell powder;
Wherein described antistaling disinfectant includes the mixture of 3 parts of glycerine and 97 parts of water;Because of no plant extraction liquid, step is omitted.
The packaging bag with oyster shell whiting is made by following steps:
(1) shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
(2) oyster shell is put into 2 h of high speed ball mill water mill, crosses 150 mesh sieve.
(3) 3 parts of oyster shell whiting is uniformly mixed with 97 parts of water;
(4) mixed liquor of oyster shell whiting and water is uniformly applied to packaging bag inner wall, dry place is allowed to dry and dries sealing, for use.
Test method:
Choose 5 trees of similar/essentially identical honey peach fruit tree of situation that bear fruit in the same orchard in Mengyin County, each tree bears fruit 100 Or more, the wherein honey peach without insect pest is selected to be tested, the rope of the different colours of the limb near peach carries out respectively Label, each tree select 90 honey peach, are divided into 9 groups, every group 50, wherein group 1 is blank group, picking is front and rear all without guarantor Fresh processing is directly packed after picking, is cased, room temperature preserves;Group 2-4 is control group, according to the contrast experiment 1-3 in embodiment 6 Method carry out Preservation Treatment;Group 5-9 is embodiment 1-5, and carrying out Preservation Treatment according to the method for embodiment 1-5 wherein cased All peach is separated using cardboard in journey, one layer is only filled per case, to facilitate observation.It is according to circumstances divided into as two batches for every group, 25 For visually observing record, the Decay of fruit therein is observed and recorded daily, record starts corrupt time and half corruption Time in the process in time rejects the honey peach of corrupt area up to more than 50%, stream juice;25, which are served only for pulp texture, comments Valency takes 3 good fruits to be pressed for every 5 days from every group, sees whether soften, pulp caves in, and record starts to soften, pulp caves in Time.In the process to start to occur the number of days of corrupt fruit (first corrupt area occur up to 10% fruit) or fruit Meat caves in the number of days of (normal finger pressure depth reaches more than 1cm), using the early number of days arrived as fresh keeping time, when recording this Between.Specific experiment the results are shown in Table 1:
By more than result of the test it is found that the preservation method of 1-5 of the embodiment of the present invention can effectively extend the fresh-keeping of honey peach Phase, under the same test conditions, the freshness date of honey peach extended to 30-35 days by 5 days of blank group, extends 500%- 700%;And the comparison with comparative experimental example 1-3 shows the addition just because of plant extraction liquid, oyster shell whiting and glycerine, For fresh keeping time also compared to extending to, which shows that there are one between each ingredient of the present invention more than twice of contrast test group Fixed synergistic function can effectively extend the freshness date of honey peach;The juicy peach fresh-keeping method of the present invention is before harvesting The bagging processing sprayed application to after harvesting, biological preservation and waste utilization be combined, and has reached similar to the prior art fresh-keeping Effect.This method has obtained good effect in experimental field.
The raw material of the present invention is commercially available or voluntarily picks acquisition.Disclosed above is only the specific of the present invention Embodiment, but the present invention is not limited to this, the changes that any person skilled in the art can think of, should all fall the present invention's Within protection domain.

Claims (7)

  1. A kind of 1. juicy peach fresh-keeping method, which is characterized in that include the following steps:
    (1) when honey peach length to it is medium well when harvested, reach medium well first 4-6 days in honey peach, every morning 8:30- 10:30 points or afternoon 17:00-19:During 00 by juicy peach fresh-keeping agent even spraying on honey peach, spraying is primary daily, spray Until thering is water droplet to drip on honey peach, continuous 5 days;
    (2) when honey peach length to it is medium well when harvested, harvesting the same day no longer spray, be directly inserted in oyster shell whiting after picking Packaging bag preservation under room temperature;
    Wherein described antistaling disinfectant includes mixing for 2-7 part plant extraction liquids, 1-3 parts of glycerine, 89-96 parts of water and 1 part of oyster shell whiting Close object;The plant extraction liquid is prepared by the raw material of following ratio of weight and number through food-grade ethanol extraction:Purslane 4-6 Part, 4-8 parts of Chinese prickly ash, 1-4 parts of ginger.
  2. 2. a kind of juicy peach fresh-keeping method according to claim 1, which is characterized in that the antistaling disinfectant is following by including Step is prepared:
    (1) preparation of plant extraction liquid:In terms of parts by weight, following raw material is weighed:4-6 parts of purslane, 4-8 parts of Chinese prickly ash, ginger It 1-4 parts, crushes, crosses 100-150 mesh sieve, add in 10-15 times of food-grade ethanol of raw material gross weight, sealed under the conditions of 35-45 DEG C Extract 2-4h, filtering, take supernatant to get;
    (2) 2-7 parts of plant extraction liquids, 1-3 parts of glycerine, 90-97 parts of water and 1 part of oyster shell whiting are taken by volume;
    (3) plant extracts taken, glycerine and oyster shell whiting are added to the water, stirred evenly, antistaling agent is obtained after homogenization Aqua.
  3. 3. a kind of juicy peach fresh-keeping method according to claim 1, which is characterized in that in the paper bag with oyster shell whiting Oyster shell whiting by be selected from clam, scallop, oyster shell be made.
  4. 4. according to a kind of juicy peach fresh-keeping method of claim 1 or 3, which is characterized in that the shellfish with shell flour bag Shell powder is prepared by including the following steps:
    (1) shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
    (2) shell is directly smashed to pieces, crosses 100-150 mesh sieve.
  5. 5. according to a kind of juicy peach fresh-keeping method of claim 1 or 3, which is characterized in that the shellfish with shell flour bag Shell powder is prepared by including the following steps:
    (1) shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
    (2) it calcines:Shell is put into high temperature furnace, in 120-180 DEG C, calcines 0.5-1h,
    (3) it is smashed to pieces after taking out natural cooling, crosses 100-150 mesh sieve.
  6. 6. according to a kind of juicy peach fresh-keeping method of claim 1 or 3, which is characterized in that the shellfish with shell flour bag Shell powder is prepared by including the following steps:
    (1) shell of clam, scallop, oyster is chosen, is cleaned, drying is in store in dry environments;
    (2) oyster shell is put into high speed ball mill water mill 2h, is dried into powder, granularity is small, crosses 50-100 mesh sieve.
  7. 7. according to a kind of juicy peach fresh-keeping method of claim 1 or 3, which is characterized in that the paper bag with oyster shell whiting It is prepared by following steps:
    (1) 1-5 parts of oyster shell whiting is uniformly mixed with 95-99 parts of water;
    (2) mixed liquor of oyster shell whiting and water is uniformly applied to paper bag inner wall, dry place is allowed to dry and dries sealing, for use.
CN201810033428.4A 2018-01-12 2018-01-12 A kind of juicy peach fresh-keeping method Pending CN108124954A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115226766A (en) * 2022-05-11 2022-10-25 沈阳化工大学 Preparation method of natural compound preservative for cherry fruits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115226766A (en) * 2022-05-11 2022-10-25 沈阳化工大学 Preparation method of natural compound preservative for cherry fruits

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