CN102461651A - Method for fresh-keeping of sugar citrus with leaves - Google Patents
Method for fresh-keeping of sugar citrus with leaves Download PDFInfo
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- CN102461651A CN102461651A CN2010105422779A CN201010542277A CN102461651A CN 102461651 A CN102461651 A CN 102461651A CN 2010105422779 A CN2010105422779 A CN 2010105422779A CN 201010542277 A CN201010542277 A CN 201010542277A CN 102461651 A CN102461651 A CN 102461651A
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- fruit
- granulated sugar
- sugar tangerine
- protection package
- freshness protection
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
- A23L3/3454—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
- A23L3/3463—Organic compounds; Microorganisms; Enzymes
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- 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
- A23B7/14—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
- A23B7/144—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor
-
- 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
- A23B7/14—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
- A23B7/144—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor
- A23B7/152—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere comprising other gases in addition to CO2, N2, O2 or H2O ; Elimination of such other gases
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
- A23L3/3409—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
- A23L3/3445—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere comprising other gases in addition to CO2, N2, O2 or H2O
Abstract
The invention relates to a method for fresh-keeping of sugar citrus with leaves, which is used for treating the fruits of the sugar citrus with 0.5-20 ppm of 1-methylcyclopropene (1-MCP) as an ethylene action inhibitor for certain time so as to efficiently slow down the aging (etiolating, browning or rotting) and falling off of the leaves during post-harvest storage, greatly enhance the fresh-keeping effect of sugar citrus with leaves and maintain quality of the fruits. The method disclosed by the invention is adopted to keep the sugar citrus with leaves fresh; and after storage at low-temperature of 4-8 DEG C for 50 days, or at room-temperature of 15-25 DEG C for 15-30 days, the leaves of sugar citrus are still green, the falling-off rate of the leaves is under 5% and the original quality and marketability of the fruits are still kept.
Description
Technical field
The present invention relates to the fruit storage preservation technique, particularly can be to the granulated sugar tangerine with the fresh-keeping method of leaf.
Background technology
The granulated sugar tangerine is the Guangdong characteristic fruit, and main product is in Zhaoqing, Yunfu and other places, because granulated sugar tangerine pericarp is scarlet attractive in appearance; Thin being prone to of skin shells, sour and sweet palatability, and seed does not have residue less; Add collecting season on the occasion of the joyous New Year's Day, therefore extremely consumer's welcome all has much competitiveness on the fruit market at home and abroad.Yet because granulated sugar tangerine unique biological characteristic, compare with other fruit of Citrus and cannot say for sure aquatic foods, it is quite serious to adopt the back loss, and the loss in every year and seriously restricts the development of granulated sugar tangerine industry all more than several hundred million units.
Granulated sugar tangerine ubiquitous problem in storing pin process has: leaf abscission, fruit rot, quality descend, shelf life is short etc.Can obviously improve fruit merchandise sales value because orange with leaves is sold, thereby band leaf storage fresh-keeping has become domestic citrus circulation sale important channel, also is to be badly in need of one of difficult problem that solves in producing.On the one hand, the band leaf is fresh-keeping to grow microorganism easily, causes fruit rot; After fruit broke away from the tree body on the other hand, blade was prone to forfeiture moisture content, withered and yellow and come off; Therefore, the storage fresh-keeping difficulty is very big.Current, lack effectively control leaf abscission and corrupt technology both at home and abroad.Adopt conventional preservation technique to handle, granulated sugar tangerine fruit is with the leaf fresh keeping time to be about 7 days at normal temperatures, is difficult to satisfy the demand of domestic and international market.
1-MCP (1-methyl cyclopropene; 1-methylcyclopropene) be a kind of novel ethylene action inhibitor; Belong to the cyclopropene micromolecular compound, exist, through combining with the irreversible of ethylene receptor with gaseous state; Blocking-up ethene is to the inducing action of acceptor, thereby the regulation and control fruits and vegetables is ripe and old and feeble.Because 1-MCP has characteristics such as nontoxic, efficient, stable, and is widely used in the control of garden crop postharvest senescence.1-MCP is for climacteric type fruit, and bigger like the ripe and old and feeble influence of fruits such as apple, pears, banana, avocado, Kiwi berry, Lee and apricot, fresh-keeping effect is fine, has a extensive future; And for non-climacteric type fruit such as citrus, lichee, bright jujube, cherry etc., fresh-keeping effect is little.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can effectively delay to be with leaf granulated sugar tangerine storage leaf senile (yellow, brown stain and rot) and come off, the preservation method of maintenance fruit quality and commodity.
Granulated sugar tangerine band leaf preservation method of the present invention may further comprise the steps:
(1) the picking optimum harvest, have no mechanical damage and the band leaf granulated sugar tangerine fruit of disease and pest;
(2) will be with leaf granulated sugar tangerine fruit to carry out preservative treatment;
(3) will pass through antiseptic band leaf granulated sugar tangerine fruit and pack in the freshness protection package, under 15 ~ 25 ℃, air-tight state, handle 12 ~ 72 hours with the 1-methyl cyclopropene of 0.5 ~ 20ppm, after disposing, 15 ~ 25 ℃ or 4 ~ 8 ℃ of storages; Maybe will pass through antiseptic band leaf granulated sugar tangerine fruit and pack in the freshness protection package, and handle with the 1-methyl cyclopropene of 0.5 ~ 20ppm, and tighten sack immediately, 4 ~ 8 ℃ of storages down, freshness protection package was in the tying air-tight state more than at least 24 hours in storage; Maybe will pass through antiseptic band leaf granulated sugar tangerine fruit and put into closed container; Under 15 ~ 25 ℃, to handle with the 1-methyl cyclopropene of 0.5 ~ 20ppm, the processing time is 12 ~ 24 hours; Band leaf granulated sugar tangerine fruit after disposing is packed with freshness protection package, 15 ~ 25 ℃ of storages or 4 ~ 8 ℃ of storages.
Described picking optimum harvest, have no mechanical damage and the band leaf granulated sugar tangerine fruit of disease and pest, preferably being with leaf granulated sugar tangerine fruit maturity is medium well (being that pericarp moves back green commentaries on classics yellow 2/3), stays 2 leaves to be advisable.
The described leaf granulated sugar tangerine fruit of will being with carries out preservative treatment; Be meant band leaf granulated sugar tangerine fruit is carried out conventional preservative treatment; Preferably select a kind of of following anticorrisive agent or several for use: carbendazim; Thiophanate methyl, Te Keduo, Shi Baoke, press down mould azoles, phonetic mould amine, fluorine fludioxonil, Fluoxastrobin etc., with the foregoing preservatives immersion of band leaf granulated sugar tangerine fruit with suitable concentration, airing.Carbendazim is a 2-benzimidazolyl methyl carbamate in the foregoing preservatives, and thiophanate methyl is 1, and 2-two (3-carbometoxyl-2-ghiourea group) benzene, Te Keduo are 2-(thiazole-4-yl) benzimidazole, and Shi Baoke promptly
N-propyl group-
N-[2-(2,4, the 6-Trichlorophenoxy) ethyl]-imidazoles-1-formamide, pressing down mould azoles is 1-" 2-(2, the 4-dichlorophenyl)-2-(2-allyloxy) "-1H-imidazoles, phonetic mould amine is promptly
N-(4,6-dimethyl pyrimidine-2 base) aniline, fluorine fludioxonil are 4-(2,2-two fluoro-1,3-benzo dioxy-4-yl) pyrroles-3-nitrile, Fluoxastrobin promptly (
E)-2-{2-[the basic oxygen of 6-(2-cyano-benzene oxygen) pyrimidine-4] phenyl }-the 3-methoxy-methyl acrylate.
Three kinds of 1-methyl cyclopropenes with 0.5 ~ 20ppm in the described step (3) are handled; Preferably put into 1-methyl cyclopropene preparation powder in freshness protection package or in the closed container; Inject water-soluble separating, make its release 1-methylcyclopropene gas or directly add the 1-methylcyclopropene gas in freshness protection package or in the closed container.
Put into freshness protection package for passing through antiseptic band leaf granulated sugar tangerine fruit; Under 15 ~ 25 ℃, air-tight state, to handle 12 ~ 72 hours with the 1-methyl cyclopropene of 0.5 ~ 20ppm, this is owing to find through experiment; The 1-MCP processing time too short (being less than 12 hours); Fresh-keeping effect can obviously reduce, and overlong time is prone to again produce anaerobic respiration, influences fresh-keeping effect.
Described freshness protection package is meant the low-density polyethylene film bag, has this product to sell on the market, is preferably the low-density polyethylene film bag of 0.015 ~ 0.045mm thickness.
Granulated sugar tangerine fruit cryopreservation temperature is 4 ~ 8 ℃, and this is that temperature is too high can to shorten fresh keeping time owing to find that through experiment reserve temperature is crossed the low generation that can cause fruit to damage to plants caused by sudden drop in temperature.
Granulated sugar tangerine band leaf preservation method of the present invention; Mainly according to granulated sugar tangerine biological characteristics, the 1-methyl cyclopropene that adopts suitable concn is as the ethylene action inhibitor, at a certain temperature; Handle certain hour; Can effectively slow down leaf senile in the granulated sugar tangerine postharvest storage process (yellow, brown stain, rot) and come off, significantly improve granulated sugar tangerine band leaf fresh-keeping effect, the maintenance fruit quality.Adopt the present invention to be with leaf fresh-keeping to band leaf granulated sugar tangerine fruit, low temperature (4 ~ 8 ℃) storage 50 days, normal temperature (15 ~ 25 ℃) storage 15-30 days, it is dark green that blade still keeps, and expulsion rate is lower than 5%, and fruit still can keep original quality and commodity.
The specific embodiment:
Below be to further specify to of the present invention, rather than limitation of the present invention.
Comparative Examples 1:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound; Directly pack in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, gently cover sack, place 20 ℃ of storages; After 7 days, granulated sugar tangerine fruit blade all comes off flavescence or brown stain; Partial blade mildew, 26% fruit take place to rot.
Comparative Examples 2:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound; Directly pack in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, gently cover sack, place 4 ℃ of cryopreservations; After 18 days, 80% above yellow or the brown stain of granulated sugar tangerine fruit blade, 45% leaf abscission; Partial blade mildew, 18% fruit take place to rot.
Embodiment 1:
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 750 ppm carbendazim; Be 80 * 70 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, freshness protection package is placed in the plastic crate of 45 * 33 * 21 cm, takes by weighing 0.05g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 5 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 20 ℃ to handle 24 hours, removes closed state then; With rubber band wrapping 1 circle,, preserve after 22 days fresh-keeping sack in 20 ℃ of storages down; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 2:
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 1000 ppm Te Keduo; Be 80 * 70 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, freshness protection package is placed in the plastic crate of 45 * 33 * 21 cm, takes by weighing 0.005g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 0.5 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 20 ℃ to handle 36 hours; Remove closed state then, fresh-keeping sack is preserved down in 20 ℃ with rubber band wrapping 1 circle back, preserve after 22 days; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 3
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 1000 ppm Shi Baoke; Be 60 * 50 cm with fruit by 7.5 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.02 mm, freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, takes by weighing 0.1g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 20 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 15 ℃ to handle 12 hours; Remove closed state then, fresh-keeping sack is preserved down in 15 ℃ with rubber band wrapping 1 circle back, preserve after 22 days; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 4
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 1000 ppm Shi Baoke; Be 60 * 50 cm with fruit by 7.5 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.02 mm, freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, takes by weighing 0.1g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 20 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 15 ℃ of storages, preserves 12 hours; Remove rubber band, let freshness protection package is fond of food that is not salty to be covered or with rubber band wrapping 1 circle, place 4 ℃ of storages, preserve after 50 days; Blade does not come off basically, and keeps dark green, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 5:
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 750 ppm carbendazim; Be 80 * 70 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, freshness protection package is placed in the plastic crate of 45 * 33 * 21 cm, takes by weighing 0.05g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 5 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 20 ℃ of storages, preserves 24 hours; Remove rubber band, let freshness protection package is fond of food that is not salty to be covered or with rubber band wrapping 1 circle, place 8 ℃ of storages, preserve after 50 days; Blade does not come off basically, and keeps dark green, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 6
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit that no disease and pest and machinery are hindered, with granulated sugar tangerine fruit with 1000 ppm Te Keduo 30 seconds; Be 60 * 50 cm with fruit by 7.5 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.02 mm, freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, takes by weighing 0.1g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 20 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 25 ℃ of storages, preserves 12 hours; Remove rubber band, let freshness protection package is fond of food that is not salty to be covered or with rubber band wrapping 1 circle, preserve after 22 days; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 7
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound; Granulated sugar tangerine fruit being pressed down mould azoles with 500 ppm soaked fruit 30 seconds, is 60 * 50 cm with fruit by 7.5 kilograms of sizes of packing into behind the airing, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.015 mm; Freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, directly add 1-MCP gas, make bag interior 1-MCP concentration be about 5 ppm with syringe; Tighten fresh-keeping sack with rubber band immediately, place 20 ℃ of storages, preserved 72 hours; Remove rubber band, cover or, preserve after 22 days freshness protection package is fond of food that is not salty with rubber band wrapping 1 circle; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 8
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 500 ppm carbendazim+500 ppm methyl mop Tianjin; Be 80 * 70 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.02 mm, freshness protection package is placed in the plastic crate of 45 * 33 * 21 cm, takes by weighing 0.05g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 5 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 4 ℃ of storages, in the storage; Freshness protection package is in the wrapping state always, preserves after 50 days, and blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 9
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with the phonetic mould amine of 500 ppm; Be 60 * 50 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.045 mm, freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, takes by weighing 0.1g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 1 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 20 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 4 ℃ of storages, preserves 24 hours; It is ventilative to open sack, then sack is gently covered, and preserves after 50 days, and blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 10
Granulated sugar tangerine fruit is gathered in 8 maturations; Base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 500 ppm fluorine fludioxonils; Be 80 * 70 cm with fruit by 10 kilograms of sizes of packing into behind the airing; Thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, freshness protection package is placed in the plastic crate of 45 * 33 * 21 cm, takes by weighing 0.005g 1-methyl cyclopropene preparation powder (Ethybloc
TM), put into little plastic ware, little plastic ware is placed in the freshness protection package, add that 0.5 ml is water-soluble to be separated; The final 1-MCP concentration that discharges is about 0.5 ppm in the bag, tightens fresh-keeping sack with rubber band immediately, places 4 ℃ of storages, in whole storage; Freshness protection package is in the wrapping state always, preserves after 50 days, and blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 11
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound; Granulated sugar tangerine fruit was soaked fruit 30 seconds with 500 ppm Fluoxastrobins, was 60 * 50 cm with fruit by 7.5 kilograms of sizes of packing into behind the airing, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.02 mm; Freshness protection package is placed in the plastic crate of 43 * 32 * 13 cm, directly add 1-MCP gas, make bag interior 1-MCP concentration be about 5 ppm with syringe; Tighten fresh-keeping sack with rubber band immediately, place 8 ℃ of storages, in whole storage; Freshness protection package is in the wrapping state always, preserves after 50 days, and blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 12:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, granulated sugar tangerine fruit is pressed down mould azoles with 500 ppm Te Keduo+500 ppm soaked fruit 30 seconds; Behind the airing 25 kilograms of granulated sugar tangerine fruits are placed in 60 liters the plastic seal box, directly add 1-MCP gas with syringe, make that 1-MCP concentration is about 5 ppm in the box, transparent rubberized fabric seals immediately; Place 20 ℃ of storages, preserved 24 hours, uncap; Is 60 * 50 cm with granulated sugar tangerine fruit by 7.5 kilograms of sizes of packing into, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, and sack is with rubber band wrapping 1 circle; Place 4 ℃ of storages, preserve after 50 days, blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 13:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, and granulated sugar tangerine fruit was soaked fruit 30 seconds with 750 ppm thiophanate methyls; Behind the airing 25 kilograms of granulated sugar tangerine fruits are placed in 60 liters the plastic seal box, directly add 1-MCP gas, make that 1-MCP concentration is about 5 ppm in the box with syringe; Transparent rubberized fabric seals immediately, places 15 ℃ of storages, preserves 24 hours; Uncapping, is 60 * 50 cm with granulated sugar tangerine fruit by 7.5 kilograms of sizes of packing into, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm; Sack places 15 ℃ of storages with rubber band wrapping 1 circle, preserves after 30 days; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 14:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, granulated sugar tangerine fruit is pressed down mould azoles with 500 ppm Te Keduo+500 ppm soaked fruit 30 seconds; Behind the airing 25 kilograms of granulated sugar tangerine fruits are placed in 60 liters the plastic seal box, directly add 1-MCP gas with syringe, make that 1-MCP concentration is about 20 ppm in the box, transparent rubberized fabric seals immediately; Place 25 ℃ of storages, preserved 12 hours, uncap; Is 60 * 50 cm with granulated sugar tangerine fruit by 7.5 kilograms of sizes of packing into, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm, and sack is gently covered or enclosed with rubber band wrapping 1; Place 8 ℃ of storages, preserve after 50 days, blade does not come off basically; And keep dark green, good fruit rate is more than 95%, and fruit quality changes little.
Embodiment 15:
Granulated sugar tangerine fruit is gathered in 8 maturations, and base of fruit stays 2 on leaf, selects the fruit of no disease and pest and machinery wound, granulated sugar tangerine fruit is pressed down mould azoles with 500 ppm Te Keduo+500 ppm soaked fruit 30 seconds; Behind the airing 25 kilograms of granulated sugar tangerine fruits are placed in 60 liters the plastic seal box, directly add 1-MCP gas, make that 1-MCP concentration is about 0.5 ppm in the box with syringe; Transparent rubberized fabric seals immediately, places 20 ℃ of storages, preserves 18 hours; Uncapping, is 60 * 50 cm with granulated sugar tangerine fruit by 7.5 kilograms of sizes of packing into, and thickness is in the low density polyethylene (LDPE) freshness protection package of 0.03 mm; Sack is gently covered or enclosed with rubber band wrapping 1, place 25 ℃ of storages, preserve after 30 days; Blade does not come off basically, and good fruit rate is more than 95%, and fruit quality changes little.
Claims (5)
1. a granulated sugar tangerine band leaf preservation method is characterized in that, may further comprise the steps:
(1) the picking optimum harvest, have no mechanical damage and the band leaf granulated sugar tangerine fruit of disease and pest;
(2) fruit carries out preservative treatment;
(3) will pass through antiseptic band leaf granulated sugar tangerine fruit and pack in the freshness protection package, under 15 ~ 25 ℃, air-tight state, handle 12 ~ 72 hours with the 1-methyl cyclopropene of 0.5 ~ 20ppm, after disposing, 15 ~ 25 ℃ or 4 ~ 8 ℃ of storages; Maybe will pass through antiseptic band leaf granulated sugar tangerine fruit and pack in the freshness protection package, and handle with the 1-methyl cyclopropene of 0.5 ~ 20ppm, and tighten sack immediately, 4 ~ 8 ℃ of storages down, freshness protection package was in the tying air-tight state more than at least 24 hours in storage; Maybe will pass through antiseptic band leaf granulated sugar tangerine fruit and put into closed container; At 15 ~ 25 ℃, to handle with the 1-methyl cyclopropene of 0.5 ~ 20ppm, the processing time is 12 ~ 24 hours; Band leaf granulated sugar tangerine fruit after disposing is packed with freshness protection package, 15 ~ 25 ℃ of storages or 4 ~ 8 ℃ of storages.
2. granulated sugar tangerine according to claim 1 band leaf preservation method is characterized in that, described picking optimum harvest, has no mechanical damage and the maturity of the band leaf granulated sugar tangerine fruit of disease and pest is medium well, leaves 2 leaves.
3. granulated sugar tangerine band leaf preservation method according to claim 1; It is characterized in that; The described leaf granulated sugar tangerine fruit of will being with carries out preservative treatment; Used anticorrisive agent is a carbendazim, thiophanate methyl, Te Keduo, Shi Baoke, presses down a kind of in mould azoles, phonetic mould amine, fluorine fludioxonil and the Fluoxastrobin or several.
4. granulated sugar tangerine band leaf preservation method according to claim 1; It is characterized in that; It all is to put into 1-methyl cyclopropene preparation powder in freshness protection package or in the closed container that the 1-methyl cyclopropene of usefulness 0.5 ~ 20ppm in the described step (3) is handled; Inject water-soluble separating, make its release 1-methylcyclopropene gas or directly add the 1-methylcyclopropene gas in freshness protection package or in the closed container.
5. granulated sugar tangerine band leaf preservation method according to claim 1 is characterized in that described freshness protection package is the low-density polyethylene film bag of 0.015 ~ 0.045mm thickness.
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| CN 201010542277 CN102461651B (en) | 2010-11-14 | 2010-11-14 | Method for fresh-keeping of sugar citrus with leaves |
| PCT/CN2010/078753 WO2012062000A1 (en) | 2010-11-14 | 2010-11-15 | Method for fresh-keeping of shatang citrus with leaves |
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| CN 201010542277 CN102461651B (en) | 2010-11-14 | 2010-11-14 | Method for fresh-keeping of sugar citrus with leaves |
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| CN103988892A (en) * | 2014-06-18 | 2014-08-20 | 贵阳学院 | Preservation method of fresh kiwi fruits |
| CN104430833A (en) * | 2014-12-19 | 2015-03-25 | 山东营养源食品科技有限公司 | Fruit and vegetable fresh-keeping agent |
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| CN103988892B (en) * | 2014-06-18 | 2015-12-09 | 贵阳学院 | A kind of Kiwi fresh fruit preservation method |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2012062000A1 (en) | 2012-05-18 |
| CN102461651B (en) | 2013-02-27 |
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