CN104286159B - A kind of juicy peach fresh-keeping method - Google Patents
A kind of juicy peach fresh-keeping method Download PDFInfo
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- CN104286159B CN104286159B CN201410625188.9A CN201410625188A CN104286159B CN 104286159 B CN104286159 B CN 104286159B CN 201410625188 A CN201410625188 A CN 201410625188A CN 104286159 B CN104286159 B CN 104286159B
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- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of juicy peach fresh-keeping method, comprise the steps: that (a) treats that it is to gather that honey peach grows to medium well, reach medium well front 1-3 days at honey peach, before honey peach being gathered during every morning 9-12 selects, preservative specially even spraying is on honey peach, spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end; (b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, directly bagging, vanning, refrigeration or preservation under room temperature after plucking; Juicy peach fresh-keeping method of the present invention is a kind of safety, efficient preservation method, effectively promote the anti-corrupt ability before honey peach is plucked, can effectively extend the freshness date of honey peach, the freshness date of honey peach was extended to about 35 days by general about 20 days, the longest reaches 40 days, and effect is very remarkable.
Description
Technical field
The invention belongs to field of food, specifically belong to preserving fruit and vegetable utilizing field, relate to a kind of preservation method of honey peach.
Background technology
Honey peach taste sweet juice is many, special taste, fruit type attractive in appearance, beautiful in colour, nutritious, meat softness, juice is hidden sweet more,Giving off a strong fragrance, is the summertime fruit that people extremely like. Modern study thinks, honey peach is the fruit that a kind of nutritive value is very high,Every hectogram honey peach is containing 0.8 gram, protein, 0.1 gram, fat, 7 grams of carbohydrates, 4.1 grams of crude fibres, 0.5 gram of ash content, calcium 8 millisGram, 20 milligrams, phosphorus, 1.0 milligrams of iron, 0.01 milligram of carrotene, 0.01 milligram of thiamine, 0.02 milligram of vitamin E,0.7 milligram of niacin, 6 milligrams of vitamin Cs, still have multiple volatile oil and organic acid, the content of its protein than apple,Grape doubles, many seven times than pear; Many three times than apple of the content of iron,, have the U.S. of " fruit in queen " by many five times than pearReputation. In honey peach, iron-holder is higher, almost occupies first place in fruit, can prevent and treat anaemia therefore eat water honey peach. Honey peach is rich in fruitGlue, often edible can Constipation, the traditional Chinese medical science thinks, peach warm in nature and, can invigorate blood circulation, ease constipation, promote the production of body fluid, nourishing the liver, the network that stimulates the menstrual flow,Can improve the health so often eat peach, promote longevity, ancients say: often eat peach energy " beneficial appearance ". Honey peach is cultivated in ChinaArea maximum, of a great variety, in all parts of the country distributed more widely by reaching north in the south, account for more than 80%, wherein the most famous place of production kindThere are jiangsu wuxi Yangshan honey peach, Fragrance Hill water honey (another name is Kubo early), Shenzhou City's honey peach, phoenix honey peach, Shanghai Nanhui water honeyPeach, Chengdu dragon's fountain honey peach, Fenghua honey peach, Fujian Mu Yang honey peach and Mengyin, Shandong honey peach. The wherein Nanhui water honey in ShanghaiPeach planting base is always taken up an area more than 600 hectare, and the honey peach of annual output can reach 8,000 ten thousand kg.
Honey peach is typical climacteric type stone fruit, and its maturation is in high temperature season, and high temperature season at a time when gathering, after adoptingTissue metabolism is vigorous, occurs rapidly respiratory climacteric under normal temperature, very easily dehydration and brown stain, and its moisture content and sugar content are higher simultaneously, thenAdd the injury being subject in harvesting, transporting procedures, be very easily subject to infecting of fungi to cause rotting, be difficult to storage, often give fruitAgriculture causes larger economic loss. At present, on market, wide spectrum fruit and vegetable fresh-keeping agent kind is more, for the antistaling agent product of juicy peach fresh-keepingKind also more, for example application for a patent for invention 200910191304.X, its adopt twist rib acid, calcium oxide, ascorbic acid, salicylic acid,Succinic acid, sodium tetraborate prepare honey peach composite preservative, can obviously reduce rotting rate and the weight-loss ratio of fruit, effectivelySuppress the decline of the hardness of fruit, improve good fruit rate, fresh-keeping effect is good, and cost is low; Application for a patent for invention 200910031137.2In a kind of preparation method of juicy peach fresh-keeping agent is disclosed, it is taking shitosan, Sodium Benzoate, Sodium Polyacrylate and organic acid as mainWant live part, drop in water and make through stirring, arrest reaction step, it utilizes the chitosan solution of preparation to be sprayed on honey peachSurface, forms one deck water white transparency and edible film on honey peach surface, because unique physical and the biology of shitosan are doneWith, can play sterilization, fresh-keeping, antiseptic effect, the fresh keeping time of honey peach is extended greatly, can longer-term storage and long-distance fortuneDefeated; Application for a patent for invention CN200910031136.8 discloses a kind of juicy peach fresh-keeping agent and application process thereof, and it adopts 600,000The shitosan of molecular weight, Sodium Benzoate, Sodium Polyacrylate, organic acid make juicy peach fresh-keeping agent. Also carry out in each scientific research institutionsA large amount of research, the people such as such as Kang Ruo have studied the impact of PVP on " No. 5, rosy clouds sunshine " honey peach quality and fresh-keeping effect, resultShow, 0.1%PVP processes suppressing PPO, POD, PG and PME isoreactivity, postpones the appearance of respiratory climacteric, reduces peachAspect successful (Kang Ruo etc., " the food industry science and technology " 2005 05 such as the loss of the nutritional labelings such as fruit Vc, reduced sugarPhase); The just research such as Cheng Cheng has been studied the CaCl2 that uses respectively mass fraction 2%, 0.3g/L salicylic acid, 0.5g/L gibberellin to phoenixPhoenix honey peach soaks the fresh-keeping effect (" Food Science " 06 phase in 2012) of 15min; Yao Lianghui etc. have studied bio-preservativeFresh-keeping effect (" EI " 04 phase in 2010) after C06 adopts honey peach; The researchs such as Ni Ye show 1-MCPProcessing, sad processing, phytic acid are processed fresh-keeping effect and the storage time that all can effectively improve honey peach, and wherein phytic acid presents bestFresh-keeping effect, 1-MCP processes and suppresses significantly (" food science and technology " 04 phase in 2009) of polyphenol oxidase effect. But, rightAbove result of study is carefully studied carefully on the basis with bench-scale testing, the water work of having found in above research use without exceptionFor fresh-keeping solvent, this does not obviously meet the general knowledge of juicy peach fresh-keeping, after gathering, honey peach is since ancient times strictly to forbid touching water,And show by fresh-keeping test, above technology is to juicy peach fresh-keeping, and its longest time limit is only 25 days, average freshness date existsAbout 20 days; In addition, mostly relate to the use of chemical synthesis antistaling agent in above preservation method, ordinary consumer is for its safetyAlso there is certain worry in property. Therefore, develop a kind of juicy peach fresh-keeping method safe, effective, long fresh-keeping period very necessary.
Summary of the invention
The present invention is intended to solve short problem of juicy peach fresh-keeping phase, and a kind of juicy peach fresh-keeping method is provided, this juicy peach fresh-keeping methodMiddle employing is made antistaling agent by natural material, does not use the adding ingredient of chemical synthesis, by every function of strengthening fruit self,Can effectively extend the freshness date of honey peach, improve the preservation quality of honey peach.
For solving above technical problem, the present invention adopts following technological means:
A kind of juicy peach fresh-keeping method is carried out Preservation Treatment to honey peach before harvesting, it is characterized in that, comprises the steps:
(a) grow to when medium well and gather until honey peach, (the falling before being medium well that reach medium well front 1-3 days at honey peachSeveral the 1st, 2,3 days), before during every morning 9-12 selects, honey peach being gathered preservative specially even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end;
(b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, after plucking directly bagging, vanning,Refrigeration or preservation under room temperature.
Wherein said honey peach gather before preservative specially made by following composition: calcium chloride, shitosan, glycerine, bicarbonateSodium, Chinese medicine extract, water, specifically made by the composition of following weight portion: calcium chloride 50-80 part, shitosan 40-70 part,Glycerine 20-35 part, sodium acid carbonate 25-30 part, Chinese medicine extract 10-20 part, 1000 parts, water.
Wherein said Chinese medicine extract makes according to following methods: (A) according to the Chinese medicine extract of preparation 100 weight portionsCalculate, take the rascal of 4 weight portions, the bark of official magnolia of 6 weight portions, the Chinese cassia tree of 5 weight portions, the rhizoma zingiberis of 8 weight portions, 14 weight portionsChrysanthemum, 8 weight portion honeysuckles, the food stage ethanol of 130 weight portions, and by the rascal taking, the bark of official magnolia, Chinese cassia tree, rhizoma zingiberis, chrysanthemumFlower and honeysuckle are ground into 30-60 object herb powder after mixing; (B) the food stage ethanol taking is placed in closed container,Heating water bath is to 75-85 DEG C, and the herb powder that adds step (A) to make continues heating water bath and make the temperature of food stage ethanolRemain on 75-85 DEG C, extract 12-15 hour, then remove by filter herb powder and obtain just extract; (C) by first extract extremelyIn open-top receptacle, heating is condensed into 100 weight portions, obtains described Chinese medicine extract.
Honey peach of the present invention gather before the preparation method of preservative specially be:
(1) take by weight calcium chloride, shitosan, glycerine, sodium acid carbonate, Chinese medicine extract and water;
(2) shitosan taking, glycerine and Chinese medicine extract are added to the water, stir, homogeneous obtains antistaling agent after processingAqua;
(3) calcium chloride taking and sodium acid carbonate are ground into respectively to 60-80 object powder, after mixing, obtain antistaling agent solid powderEnd agent;
(4) antistaling agent pressed powder agent step (3) being made in 10 minutes is before use dissolved into the guarantor that step (2) makesIn fresh dose of aqua, mix preservative specially before obtaining described honey peach and gathering.
Preferably, honey peach of the present invention gather before preservative specially, made by the composition of following weight portion: calcium chloride 60Part, 55 parts of shitosans, 30 parts of glycerine, 27 parts of sodium acid carbonates, 15 parts of Chinese medicine extracts, 1000 parts, water.
All right, preferably, honey peach of the present invention gather before preservative specially, made by the composition of following weight portion:70 parts, calcium chloride, 60 parts of shitosans, 32 parts of glycerine, 30 parts of sodium acid carbonates, 10 parts of Chinese medicine extracts, 1000 parts, water.
All right, preferably, honey peach of the present invention gather before preservative specially, made by the composition of following weight portion:50 parts, calcium chloride, 40 parts of shitosans, 35 parts of glycerine, 25 parts of sodium acid carbonates, 20 parts of Chinese medicine extracts, 1000 parts, water.
Tool of the present invention has the following advantages and beneficial effect:
(1) juicy peach fresh-keeping method of the present invention breaks through honey peach preservation technique convention after gathering in prior art, adopts and plucksFront fresh-keeping mode, contacting hydrous antistaling agent after so effectively having avoided plucking, causes pericarp surface moisture content high, easyGrow microorganism and lead septicogenic generation, adopt method of the present invention, before gathering, spray, make the antistaling agent can be evenBe distributed in the surface of honey peach, form effectively protection. Between pack, freshness date, the surface of honey peach remains dry,Reduced growing of microorganism, in addition, adopted method of the present invention, direct bagging after plucking, do not need extra carry out fresh-keepingOperate, reduced the tissue injury of colliding with and producing of honey peach in subsequent operation flow process, be also beneficial to the preservation of fruit.
(2) antistaling agent using in the present invention is selected natural material, does not comprise the material of chemical synthesis, natural, healthy, symbolClose the demand that modern society develops in a healthy way. The Chinese medicine extract extracting comprising plurality of Chinese composition, it is all to use safetyThe active ingredient that Chinese medicine extracts is repeatedly sprayed the shallow-layer that can be penetrated into honey peach cortex before harvesting, is conducive to form anticorrosionFresh-keeping layer, avoids top layer microorganism to grow to the infiltration of internal layer, and the calcium ion in the calcium chloride that the present invention selects can be done with pectinWith, form cross-linked structure composition, for the pore opening of pericarp and the hardness of cortex, by certain impact, it can makeThe cortex of honey peach is solid, has certain effect for effective opposing microbial spoilage and crush injury.
(3) being used in conjunction with of shitosan and glycerine in the antistaling agent using in the inventive method, can form on the surface of honey peachDiaphragm, meanwhile, it can also make the surface of honey peach more smooth, has certain glossiness, promotes its outward appearanceQuality.
Generally speaking, juicy peach fresh-keeping method of the present invention breaks through conventional preservation method, and it is a kind of safety, fresh-keeping efficientlyMethod, effectively promotes the anti-corrupt ability before honey peach is plucked, and the freshness date that can effectively extend honey peach, makes water honeyThe freshness date of peach extended to about 35 days by general about 20 days, and the longest reaches 40 days, and effect is very remarkable.
Detailed description of the invention
Embodiment 1: a kind of juicy peach fresh-keeping method, before harvesting, honey peach is carried out to Preservation Treatment, it is characterized in that, comprise asLower step:
(a) grow to when medium well and gather until honey peach, (the falling before being medium well that reach medium well front 1-3 days at honey peachSeveral the 1st, 2,3 days), before during every morning 9-12 selects, honey peach being gathered preservative specially even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end;
(b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, after plucking directly bagging, vanning,Refrigeration or preservation under room temperature.
Wherein said honey peach gather before preservative specially made by the composition of following weight portion: 60 parts, calcium chloride, shitosan 55Part, 30 parts of glycerine, 27 parts of sodium acid carbonates, 15 parts of Chinese medicine extracts, 1000 parts, water.
Wherein said Chinese medicine extract makes according to following methods: (A) according to the Chinese medicine extract of preparation 100 weight portionsCalculate, take the rascal of 4 weight portions, the bark of official magnolia of 6 weight portions, the Chinese cassia tree of 5 weight portions, the rhizoma zingiberis of 8 weight portions, 14 weight portionsChrysanthemum, 8 weight portion honeysuckles, the food stage ethanol of 130 weight portions, and by the rascal taking, the bark of official magnolia, Chinese cassia tree, rhizoma zingiberis, chrysanthemumFlower and honeysuckle are ground into 30-60 object herb powder after mixing; (B) the food stage ethanol taking is placed in closed container,Heating water bath is to 75-85 DEG C, and the herb powder that adds step (A) to make continues heating water bath and make the temperature of food stage ethanolRemain on 75-85 DEG C, extract 12-15 hour, then remove by filter herb powder and obtain just extract; (C) by first extract extremelyIn open-top receptacle, heating is condensed into 100 weight portions, obtains described Chinese medicine extract.
Honey peach of the present invention gather before the preparation method of preservative specially be:
(1) take by weight calcium chloride, shitosan, glycerine, sodium acid carbonate, Chinese medicine extract and water;
(2) shitosan taking, glycerine and Chinese medicine extract are added to the water, stir, homogeneous obtains antistaling agent after processingAqua;
(3) calcium chloride taking and sodium acid carbonate are ground into respectively to 60-80 object powder, after mixing, obtain antistaling agent solid powderEnd agent;
(4) antistaling agent pressed powder agent step (3) being made in 10 minutes is before use dissolved into the guarantor that step (2) makesIn fresh dose of aqua, mix preservative specially before obtaining described honey peach and gathering.
Embodiment 2: a kind of juicy peach fresh-keeping method, before harvesting, honey peach is carried out to Preservation Treatment, it is characterized in that, comprise asLower step:
(a) grow to when medium well and gather until honey peach, (the falling before being medium well that reach medium well front 1-3 days at honey peachSeveral the 1st, 2,3 days), before during every morning 9-12 selects, honey peach being gathered preservative specially even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end;
(b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, after plucking directly bagging, vanning,Refrigeration or preservation under room temperature.
Wherein said honey peach gather before preservative specially made by the composition of following weight portion: 70 parts, calcium chloride, shitosan 60Part, 32 parts of glycerine, 30 parts of sodium acid carbonates, 10 parts of Chinese medicine extracts, 1000 parts, water.
Wherein said Chinese medicine extract makes according to following methods: (A) according to the Chinese medicine extract of preparation 100 weight portionsCalculate, take the rascal of 4 weight portions, the bark of official magnolia of 6 weight portions, the Chinese cassia tree of 5 weight portions, the rhizoma zingiberis of 8 weight portions, 14 weight portionsChrysanthemum, 8 weight portion honeysuckles, the food stage ethanol of 130 weight portions, and by the rascal taking, the bark of official magnolia, Chinese cassia tree, rhizoma zingiberis, chrysanthemumFlower and honeysuckle are ground into 30-60 object herb powder after mixing; (B) the food stage ethanol taking is placed in closed container,Heating water bath is to 75-85 DEG C, and the herb powder that adds step (A) to make continues heating water bath and make the temperature of food stage ethanolRemain on 75-85 DEG C, extract 12-15 hour, then remove by filter herb powder and obtain just extract; (C) by first extract extremelyIn open-top receptacle, heating is condensed into 100 weight portions, obtains described Chinese medicine extract.
Honey peach of the present invention gather before the preparation method of preservative specially be:
(1) take by weight calcium chloride, shitosan, glycerine, sodium acid carbonate, Chinese medicine extract and water;
(2) shitosan taking, glycerine and Chinese medicine extract are added to the water, stir, homogeneous obtains antistaling agent after processingAqua;
(3) calcium chloride taking and sodium acid carbonate are ground into respectively to 60-80 object powder, after mixing, obtain antistaling agent solid powderEnd agent;
(4) antistaling agent pressed powder agent step (3) being made in 10 minutes is before use dissolved into the guarantor that step (2) makesIn fresh dose of aqua, mix preservative specially before obtaining described honey peach and gathering.
Embodiment 3: a kind of juicy peach fresh-keeping method, before harvesting, honey peach is carried out to Preservation Treatment, it is characterized in that, comprise asLower step:
(a) grow to when medium well and gather until honey peach, (the falling before being medium well that reach medium well front 1-3 days at honey peachSeveral the 1st, 2,3 days), before during every morning 9-12 selects, honey peach being gathered preservative specially even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end;
(b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, after plucking directly bagging, vanning,Refrigeration or preservation under room temperature.
Wherein said honey peach gather before preservative specially made by the composition of following weight portion: 50 parts, calcium chloride, shitosan 40Part, 35 parts of glycerine, 25 parts of sodium acid carbonates, 20 parts of Chinese medicine extracts, 1000 parts, water.
Wherein said Chinese medicine extract makes according to following methods: (A) according to the Chinese medicine extract of preparation 100 weight portionsCalculate, take the rascal of 4 weight portions, the bark of official magnolia of 6 weight portions, the Chinese cassia tree of 5 weight portions, the rhizoma zingiberis of 8 weight portions, 14 weight portionsChrysanthemum, 8 weight portion honeysuckles, the food stage ethanol of 130 weight portions, and by the rascal taking, the bark of official magnolia, Chinese cassia tree, rhizoma zingiberis, chrysanthemumFlower and honeysuckle are ground into 30-60 object herb powder after mixing; (B) the food stage ethanol taking is placed in closed container,Heating water bath is to 75-85 DEG C, and the herb powder that adds step (A) to make continues heating water bath and make the temperature of food stage ethanolRemain on 75-85 DEG C, extract 12-15 hour, then remove by filter herb powder and obtain just extract; (C) by first extract extremelyIn open-top receptacle, heating is condensed into 100 weight portions, obtains described Chinese medicine extract.
Honey peach of the present invention gather before the preparation method of preservative specially with the preparation method of embodiment 1-2.
Embodiment 4: fresh-keeping test
This test arranges following four groups of comparative experimental example:
Comparative experimental example 1: a kind of juicy peach fresh-keeping method, before harvesting, honey peach is carried out to Preservation Treatment, it is characterized in that bagDraw together following steps: (a) grow to when medium well and gather until honey peach, reach medium well front 1-3 days at honey peach (eighty per cantInverse before ripe the 1st, 2,3 days), during every morning 9-12 selects by following antistaling agent solution even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end; (b) grow to when medium well and carry out until honey peachGather, no longer sprayed the morning on the same day of gathering, direct bagging, vanning, refrigeration or preservation under room temperature after plucking. Wherein useAntistaling agent solution made by the primary raw material of following weight portion: 60 parts, calcium chloride, 55 parts of shitosans, 30 parts of glycerine, carbonic acid27 parts, hydrogen sodium, 1000 parts, water; Its preparation method is with the preparation method of antistaling agent in embodiment 1, owing to no longer comprising that Chinese medicine carriesGet liquid, its corresponding method is also omitted thereupon.
Comparative experimental example 2: a kind of juicy peach fresh-keeping method, before harvesting, honey peach is carried out to Preservation Treatment, it is characterized in that bagDraw together following steps: (a) grow to when medium well and gather until honey peach, reach medium well front 1-3 days at honey peach (eighty per cantInverse before ripe the 1st, 2,3 days), during every morning 9-12 selects by following antistaling agent solution even spraying on honey peach,Spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end; (b) grow to when medium well and carry out until honey peachGather, no longer sprayed the morning on the same day of gathering, direct bagging, vanning, refrigeration or preservation under room temperature after plucking. Wherein useAntistaling agent solution made by the composition of following weight portion: 100 parts, calcium chloride, 55 parts of shitosans, 15 parts of Chinese medicine extracts,1000 parts, water; Its preparation method is with the preparation method of antistaling agent in embodiment 1, owing to no longer comprising sodium acid carbonate and glycerine, itsCorresponding method is also omitted thereupon.
Comparative experimental example 3: carry out Preservation Treatment, tool according to the formula of patent of invention 200910191304.X embodiment 1 and methodBody is prepared antistaling agent according to embodiment 1, i.e. honey peach composite preservative is composed of the following components by mass percentage: citric acid0.1%, calcium chloride 0.4%, ascorbic acid 0.1%, salicylic acid 0.005%, succinic acid 0.02%, sodium tetraborate 0.05%,Surplus is water.
Comparative experimental example 4: carry out Preservation Treatment according to the formula of patent of invention 200910031137.2 embodiment 1 and preservation method,(1) takes 600,000 molecular weight chitosan 4kg, Sodium Benzoate 0.5kg, Sodium Polyacrylate 1kg, amion acetic acid 2kg, willThey join in the water of 92.5kg, stir 5 minutes, control the temperature of mixed solution at 20 DEG C; (2) upper step is madeMixed solution arrest reaction 10 minutes, makes juicy peach fresh-keeping agent, and carries out Preservation Treatment according to its corresponding method.
Test method:
Choose 10 trees of similar/essentially identical honey peach fruit tree of situation that bear fruit in same orchard, every tree bears fruit more than 100,Select wherein to test without the honey peach of insect pest, near limb peach and leaf, the paint with different colours is marked respectivelyNote, every tree is selected 80 honey peach, is divided into 8 groups, and 100 every group, wherein organize 1 for blank group, before and after plucking, do not enterRow Preservation Treatment, directly pack after plucking, vanning, normal temperature are preserved; Group 2-4 is test group, according to the method for embodiment 1-3Carry out Preservation Treatment; Group 5-6 is contrast test group 1-2, carries out Preservation Treatment according to the method for comparative experimental example 1-2; Group 7-8For contrast test group 3-4, respectively the method for comparative experimental example 3-4 carry out Preservation Treatment (be patent of invention 200910191304.X,200910031137.2 the method for embodiment 1 correspondence). In wherein vanning process, all adopt cardboard that peach is separated, every case only fills one deck,To facilitate observation. According to circumstances every group is divided into again two batches, and 50 for visually observing record, fruit wherein of observed and recorded every dayReal rotten situation, corrupt time of recording start and corrupt time of half, in this process, in time corrupt area is reached more than 50%,The honey peach of stream juice is rejected; Evaluate for pulp texture for 50, within every 5 days, from every group, get 3 good fruits and press, whether seeDeliquescing, pulp cave in, the time that recording start deliquescing, pulp cave in. In this process to start to occur that corrupt fruit (occursFirst corrupt area reaches 10% fruit) the cave in number of days of (normal the finger pressure degree of depth reach 1cm more than) of number of days or pulp,Using early to the number of days being as the criterion as fresh keeping time, record this time. Concrete result of the test sees the following form 1:
Table 1 juicy peach fresh-keeping result of the test
From above result of the test, the juicy peach fresh-keeping method of embodiment of the present invention 1-3 all can effectively extend the guarantor of honey peachThe fresh phase, under same test condition, the freshness date of honey peach, extends to 34-40 days, has extended by blank for 7 days that are organized385%-471%; And with relatively showing of comparative experimental example 1-2, just because of the Chinese medicine extract in antistaling agent of the present invention,The interpolation of sodium acid carbonate and glycerine, more than its fresh keeping time is also compared the twice that extends to comparative experimental example group, this comparative result tableBetween each composition of the antistaling agent using in bright preservation method of the present invention, have certain synergistic function, it can effectively prolongThe freshness date of long honey peach; With relatively showing of comparison example example 3-4, compared to existing technology, juicy peach fresh-keeping side of the present inventionThe freshness date of method has also extended more than 40%, and this is difficult to accomplish for this putrefactive fruit of honey peach, and existingIn bibliographical information, also there is no long like this freshness date, as can be seen here, the relative prior art of the present invention has obtained unforeseeable overlengthFreshness date.
The mistake that product of the present invention promotes the use in the honey peach orchard in Shanghai Nanhui, jiangsu wuxi, Chengdu dragon's fountain and Yuyao, ZhejiangIn journey, all obtain extraordinary effect, be deeply subject to friend's peasant welcome. And cost of the present invention is compared traditional antistaling agent and is becomeThis is lower, and approximately 0.1 yuan/kg honey peach of cost, for friend peasant has saved production cost, is easy to promote.
Raw material of the present invention all can be bought from the market. Disclosed is above only specific embodiments of the invention, but the present invention notBe confined to this, the changes that any person skilled in the art can think of, within all should dropping on protection scope of the present invention.
Claims (4)
1. a juicy peach fresh-keeping method is carried out Preservation Treatment to honey peach before harvesting, it is characterized in that, comprises the steps:
(a) grow to when medium well and gather until honey peach, reach medium well front 1-3 days at honey peach, before during every morning 9-12 selects, honey peach being gathered, preservative specially even spraying is on honey peach, and spray once every day, till being sprayed onto and having water droplet to drip on honey peach, for three days on end;
(b) grow to when medium well and gather until honey peach, no longer sprayed the morning on the same day of gathering, directly bagging, vanning, refrigeration or preservation under room temperature after plucking;
Wherein said honey peach gather before preservative specially made by following composition: calcium chloride, shitosan, glycerine, sodium acid carbonate, Chinese medicine extract, water, specifically made by the composition of following weight portion: calcium chloride 50-80 part, shitosan 40-70 part, glycerine 20-35 part, sodium acid carbonate 25-30 part, Chinese medicine extract 10-20 part, 1000 parts, water;
Wherein said Chinese medicine extract makes according to following methods: (A) calculate according to the Chinese medicine extract of preparation 100 weight portions, take the rascal of 4 weight portions, the bark of official magnolia of 6 weight portions, the Chinese cassia tree of 5 weight portions, the rhizoma zingiberis of 8 weight portions, 14 weight portion chrysanthemums, 8 weight portion honeysuckles, the food stage ethanol of 130 weight portions, and be ground into 30-60 object herb powder after the rascal taking, the bark of official magnolia, Chinese cassia tree, rhizoma zingiberis, chrysanthemum and honeysuckle are mixed; (B) the food stage ethanol taking is placed in closed container, heating water bath is to 75-85 DEG C, and the herb powder that adds step (A) to make, continues heating water bath and make the temperature of food stage ethanol remain on 75-85 DEG C, extract 12-15 hour, then remove by filter herb powder and obtain just extract; (C) first extract is condensed into 100 weight portions as for heating in open-top receptacle, obtains described Chinese medicine extract;
Described honey peach gather before the preparation method of preservative specially be:
(1) take by weight calcium chloride, shitosan, glycerine, sodium acid carbonate, Chinese medicine extract and water;
(2) shitosan taking, glycerine and Chinese medicine extract are added to the water, stir, homogeneous obtains antistaling agent aqua after processing;
(3) calcium chloride taking and sodium acid carbonate are ground into respectively to 60-80 object powder, after mixing, obtain the agent of antistaling agent pressed powder;
(4) antistaling agent pressed powder agent step (3) being made in 10 minutes is before use dissolved in the antistaling agent aqua that step (2) makes, and mixes, preservative specially before obtaining described honey peach and gathering.
2. juicy peach fresh-keeping method according to claim 1, wherein said honey peach gather before preservative specially, made by the composition of following weight portion: 60 parts, calcium chloride, 55 parts of shitosans, 30 parts of glycerine, 27 parts of sodium acid carbonates, 15 parts of Chinese medicine extracts, 1000 parts, water.
3. juicy peach fresh-keeping method according to claim 1, wherein said honey peach gather before preservative specially, made by the composition of following weight portion: 70 parts, calcium chloride, 60 parts of shitosans, 32 parts of glycerine, 30 parts of sodium acid carbonates, 10 parts of Chinese medicine extracts, 1000 parts, water.
4. juicy peach fresh-keeping method according to claim 1, wherein said honey peach gather before preservative specially, made by the composition of following weight portion: 50 parts, calcium chloride, 40 parts of shitosans, 35 parts of glycerine, 25 parts of sodium acid carbonates, 20 parts of Chinese medicine extracts, 1000 parts, water.
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| CN105123912A (en) * | 2015-08-27 | 2015-12-09 | 太仓市永发农场专业合作社 | Preservative for honey peaches |
| CN106509076A (en) * | 2016-10-15 | 2017-03-22 | 成都育芽科技有限公司 | Fresh keeping agent for fruits and vegetables, and fresh keeping method for fruits and vegetables |
| CN106819102A (en) * | 2016-12-30 | 2017-06-13 | 吕福贵 | A kind of storage practice of wheat seed |
| CN106942348A (en) * | 2017-02-16 | 2017-07-14 | 佛山市恒南医药科技有限公司 | It is a kind of to extend the preservation method of Yangshan honey peach storage period |
| CN106857807A (en) * | 2017-02-16 | 2017-06-20 | 佛山市恒南医药科技有限公司 | A kind of Yangshan honey peach preservative specially |
| CN106889179A (en) * | 2017-02-16 | 2017-06-27 | 佛山市恒南医药科技有限公司 | One Plant Extracts antistaling agent, its preparation method and its application |
| CN106665817A (en) * | 2017-03-15 | 2017-05-17 | 佛山市恒南医药科技有限公司 | Compound preservation method capable of prolonging storage duration of Shatang oranges |
| CN106942353A (en) * | 2017-03-15 | 2017-07-14 | 佛山市恒南医药科技有限公司 | A kind of sugar orange special plant extract composite preservative |
| CN106942354A (en) * | 2017-03-27 | 2017-07-14 | 烟台固特丽生物科技股份有限公司 | A kind of preparation method of pure chelating calcium fruit and vegetable fresh-keeping agent |
| CN106857810A (en) * | 2017-03-30 | 2017-06-20 | 合肥金同维低温科技有限公司 | A kind of grape plucks preceding preservative specially and preparation method thereof |
| CN107279279A (en) * | 2017-07-17 | 2017-10-24 | 铜仁市万山区大坪乡瓮岩村俊峰精果有限公司 | A kind of peach preservation method |
| CN108029749B (en) * | 2017-12-06 | 2020-12-08 | 宁波市农业科学研究院 | Method for storing and preserving honey peaches |
| CN113412856A (en) * | 2021-06-24 | 2021-09-21 | 美盈森集团股份有限公司 | Fruit and vegetable fresh-keeping solution, preparation method and packaging box |
| 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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