CN107913419A - A kind of sweet potato storing method of preservative - Google Patents
A kind of sweet potato storing method of preservative Download PDFInfo
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- CN107913419A CN107913419A CN201711382354.7A CN201711382354A CN107913419A CN 107913419 A CN107913419 A CN 107913419A CN 201711382354 A CN201711382354 A CN 201711382354A CN 107913419 A CN107913419 A CN 107913419A
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- sweet potato
- storeroom
- sweet
- storing method
- potato
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- 244000017020 Ipomoea batatas Species 0.000 title claims abstract description 144
- 235000002678 Ipomoea batatas Nutrition 0.000 title claims abstract description 144
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000003755 preservative agent Substances 0.000 title claims abstract description 17
- 230000002335 preservative effect Effects 0.000 title claims abstract description 17
- 230000035876 healing Effects 0.000 claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 22
- 239000011941 photocatalyst Substances 0.000 claims abstract description 16
- 239000004459 forage Substances 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims abstract description 4
- 230000002045 lasting effect Effects 0.000 claims abstract description 3
- 244000061456 Solanum tuberosum Species 0.000 claims description 15
- 235000002595 Solanum tuberosum Nutrition 0.000 claims description 15
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- 235000017731 Artemisia dracunculus ssp. dracunculus Nutrition 0.000 claims description 4
- 235000003261 Artemisia vulgaris Nutrition 0.000 claims description 4
- 241000723353 Chrysanthemum Species 0.000 claims description 4
- 235000007516 Chrysanthemum Nutrition 0.000 claims description 4
- 241000723346 Cinnamomum camphora Species 0.000 claims description 4
- 239000001138 artemisia absinthium Substances 0.000 claims description 4
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 4
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims 1
- 241000233866 Fungi Species 0.000 description 5
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 230000001954 sterilising effect Effects 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 206010027146 Melanoderma Diseases 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- TWFZGCMQGLPBSX-UHFFFAOYSA-N carbendazim Chemical compound C1=CC=C2NC(NC(=O)OC)=NC2=C1 TWFZGCMQGLPBSX-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 102000002322 Egg Proteins Human genes 0.000 description 2
- 108010000912 Egg Proteins Proteins 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 230000035784 germination Effects 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 210000004681 ovum Anatomy 0.000 description 2
- 244000045947 parasite Species 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004563 wettable powder Substances 0.000 description 2
- 230000029663 wound healing Effects 0.000 description 2
- QSLPNSWXUQHVLP-UHFFFAOYSA-N $l^{1}-sulfanylmethane Chemical compound [S]C QSLPNSWXUQHVLP-UHFFFAOYSA-N 0.000 description 1
- 206010003694 Atrophy Diseases 0.000 description 1
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 206010020843 Hyperthermia Diseases 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- -1 albumen Matter Substances 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006013 carbendazim Substances 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 230000009746 freeze damage Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 150000003722 vitamin derivatives Chemical class 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/12—Scaring or repelling devices, e.g. bird-scaring apparatus using odoriferous substances, e.g. aromas, pheromones or chemical agents
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/005—Preserving by heating
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/02—Dehydrating; Subsequent reconstitution
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/088—Radiation using a photocatalyst or photosensitiser
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/25—Rooms in buildings, passenger compartments
Abstract
The invention discloses a kind of sweet potato storing method of preservative, and in particular to a kind of sweet potato storing method, this method include：In sweet potato storeroom, using mixing forage 60~80min of sootiness, after sootiness, storeroom madial wall, the liquor potassic permanganate that the equal spray concentration in ground and top is 0.1mol/L, after sprayed, close sweet potato storeroom, continue 100~120min.Coat photocatalyst in the perisporium of sweet potato storeroom and ground, and turn on light lasting 20~30 it is small when, at this time, the pretreatment of sweet potato storeroom is completed.After sweet potato is filled basket, it is placed in the sweet potato storeroom of preprocessed mistake and carries out high-temperature healing processing, during which keeps ventilation.After the completion of high-temperature healing processing, it is 10~13 DEG C to control sweet potato to store indoor temperature, and relative humidity is 80~90%, and sweet potato keeps ventilation during storing.The present invention has the advantages that antistaling storing time that can extend sweet potato and easy to operate.
Description
Technical field
The present invention relates to a kind of sweet potato storing method of sweet potato storing method, specially a kind of preservative.
Background technology
Sweet potato, also known as sweet potato, crust are faint yellow, smooth.Nutrient sweet potato enriches, and contains abundant starch, carbohydrate, albumen
Matter, vitamin, cellulose and each amino acid, are not only in daily life often edible diatery supplement, should it is a kind of very
Nutriment.
The sweet potato of China's plantation is usually to be harvested for one time each year or 2 years three ripe.After farmer has picked sweet potato, usually by sweet potato
It is stacked in sweet potato storeroom, for people or livestock edible.Before sweet potato is put into storeroom, conventional method only does sweet potato
Clean, dry processing.Indoor pathomycete is stored in order to kill sweet potato, people are before sweet potato stores, frequently with 5% methyl sulphur
500-1000 times of liquid of bacterium spirit wettable powder or 25% carbendazol wettable powder is embathed potato wedge and sweet potato is stored using sulphur
Fumigated room.
However, it is not only not environmentally protective to sweet potato storeroom progress sterilization treatment using the above method, and sweet potato absorbs
After excessive sulphur is eaten by human body, the health of human body can be influenced.
Also, when conventional method stores sweet potato, sweet potato is easily rotted, or softening is even shrivelled, causes people or livestock can not
It is edible, cause to waste.Therefore, to be that technical staff is urgently to be resolved hurrily for a set of rational fresh-keeping and preserving method of sweet potato research and development ask
Topic.
The content of the invention
The present invention provides a kind of sweet potato storing method of preservative, the sweet potato storing method have can extend sweet potato
The antistaling storing time and it is easy to operate the advantages of.
To achieve the above object, the present invention provides following technical solution：
A kind of sweet potato storing method of preservative, the sweet potato storing method include the following steps：
S01, in sweet potato storeroom, using mixing forage 60~80min of sootiness, after sootiness, storeroom madial wall,
The equal spray concentration in ground and top is the liquor potassic permanganate of 0.1mol/L, after sprayed, closes sweet potato storeroom, is continued
100~120min.
In above-mentioned steps, in order to kill the disease fungus in storage room air, technical staff is first using mixing forage cigarette
Smoked, the purpose of sootiness first consists in expelling parasite and suppresses the growth of pest, after the completion of sootiness, uses Gao Meng of the concentration for 0.1mol/L
Sour potassium sprinkling, kills the worm's ovum and disease fungus on storeroom surrounding, ground or top, to prevent sweet potato from being polluted be subject to miscellaneous bacteria.
S02, in the perisporium of sweet potato storeroom and ground coat photocatalyst, and turn on light lasting 20~30 it is small when, it is at this time, sweet
The pretreatment of potato storeroom is completed.Wherein, photocatalyst is smeared in sweet potato storeroom internal perisporium and ground, photocatalyst coordinates light,
The disease fungus adhered on sweet potato storeroom internal perisporium and ground can be killed, as long as and in the presence of having light, photocatalyst can be held
It is continuous to play a role.Sterile sweet potato storeroom is conducive to extend the storage time of sweet potato.Due to photocatalyst can only absorb 400nm with
Under ultraviolet light, therefore when selecting lamp source, should try one's best selection ultraviolet lamp.
S03, after sweet potato is filled basket, be placed in the sweet potato storeroom of preprocessed mistake and carry out high-temperature healing processing.Sweet potato
Easily be damaged during harvesting and entering cellar for storing things, for healing after the dry kind injury that rate is low and soluble sugar content is high compared with
Slowly, easily it is subject to the infection of miscellaneous bacteria and soft rotten and black spot occurs.Handled using high-temperature healing, wound healing can be promoted, reduced
The evil idea of sweet potato is rotten.Meanwhile temperature is uniformly increased it is noted that with the flowing of air blower forced air in agglutination as far as possible, keep away
Exempt from localized hyperthermia's injury potato wedge.Also, during high-temperature healing, heating is fast, and temperature is in the time in 20~30 DEG C of stages not
Can be too long, otherwise easily develop black spot.
It is worth noting that, the sweet potato for not carrying out high-temperature healing mentioned by step S03 can be the sweet potato with mud, also may be used
To be the sweet potato of wash clean.Such as the batch sweet potato is potato seed, then is not required to clean, and directly band mud carries out high-temperature healing, is advantageous in that：
1st, potato seed can increase its activity in storeroom band mud, take root after burying easy to germination, survival rate higher.2nd, cleaning process or it is more or
The epidermis of potato seed can be damaged less, then easy infection pathogen in storing., can be clear when such as the batch sweet potato finally enters businessman's marketing fresh
Stored after wash clean, but cleaning process must carry out high-temperature healing processing again before high-temperature healing after cleaning.This
The mentioned sweet potato of invention band mud is stored, and when entering businessman's marketing fresh such as the later stage, is separately cleaned.
After the completion of S04, high-temperature healing processing, it is 10~13 DEG C to control sweet potato to store indoor temperature, relative humidity 80
~90%, sweet potato keeps ventilation during storing.
Preferably, in step S03, when sweet potato carries out high-temperature healing processing, it is 35 that sweet potato, which stores indoor temperature,
DEG C~38 DEG C.Present invention preferably employs 36 DEG C, sweet potato will not both be damaged because temperature is excessive, while can also release sweet potato
Excessive moisture is released, improves keeping quality.
Preferably, in step S03, the time that sweet potato carries out high-temperature healing in sweet potato storeroom is 3~4 days.
Preferably, in step S04, sweet potato stores indoor temperature and should control at 10 DEG C.
Preferably, in step S04, sweet potato stores indoor relative humidity and should control 85%.
Preferably, in step S02, photocatalyst is selected from nano-titanium dioxide, nano zine oxide and nanometer titanium dioxide
One kind in zirconium, or their mixture.
Preferably, the mixing forage described in step S01 includes at least one of wormwood, camphor tree leaf and Dalmatian chrysanthemum.
More specifically, it is 1 in mass ratio by wormwood, camphor tree leaf and Dalmatian chrysanthemum that the mixing forage, which is,:1:3 mix.
Preferably, in step S01, the smoke fumigating time for mixing forage is 70min.
Preferably, in step S02, when the duration of turning on light is 24 small.
Beneficial effects of the present invention are：
First, the present invention first consists in expelling parasite using mixing forage sootiness, the purpose of sootiness and suppresses the growth of pest, sootiness
After the completion of, use concentration to be sprayed for the potassium permanganate of 0.1mol/L, kill the worm's ovum and cause of disease on storeroom surrounding, ground or top
Fungi, to prevent sweet potato from being polluted be subject to miscellaneous bacteria.
2nd, in the present invention, the internal perisporium of sweet potato storeroom and ground are coated with photocatalyst, and photocatalyst coordinates light,
The disease fungus adhered on sweet potato storeroom internal perisporium and ground can be killed, as long as and in the presence of having light, photocatalyst can be held
It is continuous to play a role, so as to provide a sterile environment for the storage of sweet potato.
3rd, in the present invention, sweet potato is handled through high temperature callus can promote wound healing, and the evil idea for reducing sweet potato is rotten.It is and sweet
After potato is by high-temperature healing, sweet potato can be made to discharge excessive moisture, improve its keeping quality.
4th, the present invention is easy to operate, and uses sulphur or carbendazim colloidal suspending agent to store sweet potato compared in conventional method
For room carries out sterilization processing, the method for the sterilizing provided by the present invention that carries out disinfection to sweet potato storeroom is more environmentally-friendly,
Health, after human body eats stored sweet potato, does not interfere with health.
Embodiment
Embodiment 1
A kind of sweet potato storing method of preservative includes the following steps：
S01, in sweet potato storeroom, using mixing forage sootiness 70min, after sootiness, storeroom madial wall, ground
And the liquor potassic permanganate that the equal spray concentration in top is 0.1mol/L, after sprayed, sweet potato storeroom is closed, is continued
110min。
After step S01 processing, technical staff can be on the perisporium of sweet potato storeroom and ground for S02, sweet potato storeroom
Coat photocatalyst, and turn on lamp prolonged exposure 24 it is small when, at this time, the pretreatment of sweet potato storeroom is completed.
S03, by the sweet potato with mud be mounted in plastic crate in, installing the plastic crate of sweet potato can stack, so as to reduce sweet potato
Between mutual collision, also can be so as to reducing the space shared by sweet potato, the circulation of increase sweet potato storage room air.Sweet potato is put
After putting good position, you can carry out high-temperature healing processing, during high-temperature healing, the incipient stage heating want fast temperature be in 20~
The time in 30 DEG C of stages cannot be too long, otherwise easily develops black spot.When sweet potato, which stores indoor temperature, is warming up to 36 DEG C, stop
Only continue to heat up, sweet potato healing processing 4 days at such a temperature.It is worth noting that, during sweet potato carries out high-temperature healing,
To make temperature uniformly rise, air blower forced air should be used to flow, so as to prevent sweet potato from answering local temperature excessive and causing to hinder
Evil.
After the completion of S04, high-temperature healing processing, it is 10 DEG C to control sweet potato to store indoor temperature, and relative humidity 85% is sweet
Potato keeps ventilation during storing.In the storage of sweet potato, the difference that technical staff can store according to sweet potato is distinguished at times
It is correspondingly arranged corresponding storage condition.It is specific as follows：
Store early period：Sweet potato is being put into 20 days of sweet potato storeroom in, answers the door and window of normally open sweet potato storeroom, heat dissipation row
It is wet, prevent sweet potato from wet injury occur.At the same time hay or stove ash moisture absorption can be placed in the most last layer of sweet potato heap.In sweet potato storeroom
Temperature when being basically stable at 15 DEG C, close the door and window of sweet potato storeroom, and sweet potato stores indoor temperature 11 to people in order to control
In~12 DEG C.
Store mid-term：It is to store mid-term that sweet potato harvesting, which completes storage to early Febuary in next year,.Weather temperature is relatively low at this time, sweet
Potato is easy to because atrophy is occurred by freeze injury, the potato heart is hardened or cortex under have phenomena such as black muscle.Therefore technical staff should be ensured that
Sweet potato stores indoor temperature and is not less than 10 DEG C, and to prevent snow-broth from immersing potato heap.
Store the later stage：After the beginning of spring in next year, technical staff should open the door and window ventilation of sweet potato storeroom in time in fine day,
Also to prevent temperature is excessive to trigger sweet potato germination at the same time.
Embodiment 2 (does not use mixing material to carry out sootiness to sweet potato storeroom)
Repeat the present embodiment by step same as Example 1, but in step S01 without using mixing forage to sweet
Potato storeroom carries out sootiness processing.
Embodiment 3 (sweet potato storeroom does not use photocatalyst to carry out sterilization processing)
Repeat the present embodiment by step same as Example 1, but do not use photocatalyst smearing sweet in step S02
The internal perisporium of potato storeroom and ground.
Embodiment 4
Repeat the present embodiment by step same as Example 1, but in the present embodiment both without using mixing forage
Sootiness processing is carried out to sweet potato storeroom, also photocatalyst smears the internal perisporium of sweet potato storeroom and ground carries out without using not using
Sterilization treatment.
Embodiment 5
Repeat the present embodiment by step same as Example 1, but in step S03 without high-temperature healing at
Reason.
Test case 1
Same batch, sweet potato 1000 with mud of the quality size difference no more than 0.2kg are chosen, 5 groups is randomly divided into, compiles
Number it is A~E.After A~E groups sweet potato to be corresponded to the processing by embodiment 1~5 respectively, it is put into sweet potato storeroom, every two weeks
The number of the rotten sweet potato of statistics, statistical result such as table 1 below after 24 weeks.
1 sweet potato Decay statistical form of table
As shown in Table 1, sweet potato by embodiment 1 processing after place into sweet potato storeroom carry out storage can be obviously prolonged it is sweet
The holding time of potato；And when being directly placed into without any processing in sweet potato storeroom, such as the sweet potato in embodiment 4, basic meeting
Rotting for large area occurred after 16 weeks, after 24 weeks, rotten number occurs and is up to 45.And according to embodiment 2, implementation
The data that example 3 and embodiment 5 obtain can be drawn carries out sootiness processing and in sweet potato storeroom using mixing forage to storeroom
Internal perisporium and ground smear photocatalyst and can effectively extend Keep the quality and freshness phase of sweet potato.
Claims (10)
1. a kind of sweet potato storing method of preservative, it is characterised in that include the following steps：
S01, in sweet potato storeroom, using mixing forage 60~80min of sootiness, after sootiness, storeroom madial wall, ground
And the liquor potassic permanganate that the equal spray concentration in top is 0.1mol/L, after sprayed, sweet potato storeroom is closed, continue 100~
120min；
S02, in the perisporium of sweet potato storeroom and ground coat photocatalyst, and turn on light lasting 20~30 it is small when, at this time, sweet potato storage
The pretreatment for hiding room is completed；
S03, after sweet potato is filled basket, be placed in the sweet potato storeroom of preprocessed mistake and carry out high-temperature healing processing；
After the completion of S04, high-temperature healing processing, it is 10~13 DEG C control sweet potato to store indoor temperature, relative humidity is 80~
90%, sweet potato keeps ventilation during storing.
2. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that sweet in step S03
When potato carries out high-temperature healing processing, it is 35 DEG C~38 DEG C that sweet potato, which stores indoor temperature,.
3. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that sweet in step S03
The time that potato carries out high-temperature healing in sweet potato storeroom is 3~4 days.
4. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that sweet in step S04
Potato is stored indoor temperature and should be controlled at 10 DEG C.
5. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that sweet in step S04
Potato is stored indoor relative humidity and should be controlled 85%.
A kind of 6. sweet potato storing method of preservative according to claim 1, it is characterised in that in step S02, light
The one kind of catalyst in nano-titanium dioxide, nano zine oxide and nano zirconium dioxide, or their mixture.
7. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that described in step S01
Mixing forage include at least one of wormwood, camphor tree leaf and Dalmatian chrysanthemum.
A kind of 8. sweet potato storing method of preservative according to claim 7, it is characterised in that it is described mixing forage be
It is 1 in mass ratio by wormwood, camphor tree leaf and Dalmatian chrysanthemum:1:3 mix.
9. the sweet potato storing method of a kind of preservative according to claim 1, it is characterised in that in step S01, mix
The smoke fumigating time for closing forage is 70min.
A kind of 10. sweet potato storing method of preservative according to claim 1, it is characterised in that in step S02,
Turn on light the duration for 24 it is small when.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382354.7A CN107913419A (en) | 2017-12-20 | 2017-12-20 | A kind of sweet potato storing method of preservative |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109769928A (en) * | 2019-03-23 | 2019-05-21 | 罗平县经济作物技术推广站 | A kind of indoor method for storing and refreshing of jerusalem artichoke |
| CN111480688A (en) * | 2020-04-14 | 2020-08-04 | 农业农村部规划设计研究院 | Method for treating damaged sweet potato root tuber and application |
| CN113261586A (en) * | 2021-03-29 | 2021-08-17 | 安徽省阜阳永祥良种服务有限责任公司 | High-temperature healing storage method for sweet potatoes |
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| CN109769928A (en) * | 2019-03-23 | 2019-05-21 | 罗平县经济作物技术推广站 | A kind of indoor method for storing and refreshing of jerusalem artichoke |
| CN111480688A (en) * | 2020-04-14 | 2020-08-04 | 农业农村部规划设计研究院 | Method for treating damaged sweet potato root tuber and application |
| CN113261586A (en) * | 2021-03-29 | 2021-08-17 | 安徽省阜阳永祥良种服务有限责任公司 | High-temperature healing storage method for sweet potatoes |
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