CN102742635B - Method for inhibiting potato sprouting - Google Patents
Method for inhibiting potato sprouting Download PDFInfo
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- CN102742635B CN102742635B CN 201210220916 CN201210220916A CN102742635B CN 102742635 B CN102742635 B CN 102742635B CN 201210220916 CN201210220916 CN 201210220916 CN 201210220916 A CN201210220916 A CN 201210220916A CN 102742635 B CN102742635 B CN 102742635B
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Abstract
The invention relates to a method for inhibiting potato sprouting. The method includes the following steps of: first, post-harvest treatment: selecting and removing bruised or rotten potato tubers after harvesting potatoes, and putting the remaining potatoes indoors for 40-60d under the conditions of a temperature of 15DEG C-30DEG C and relative humidity of 65%-92%; second, potato surface treatment: scattering a preservative I on a potato pile treated in the first step; third, storage environment control: after scattering the preservative I, controlling the environmental temperature at 15DEG C-25DEG C and the relative humidity at 75%-90%, and avoiding direct light irradiation; and fourth, premarket treatment: before appearance of the potatoes on the market, smearing a layer of preservative II on the potatoes. With the method provided by the invention, the sprouting inhibition rate can be up to 99.48% after storing the potatoes for 6 months, and the preservation cost only accounts for 25%-32% of that of low temperature storage. And also, Litsea cubeba oil is a natural plant sprouting inhibitor and has no toxic or side effect, thus being very safe to use in production.
Description
Technical field:
The present invention relates to a kind of method of inhibition of potato rudiment, belong to the method for storing and refreshing of crops.
Background technology:
Potato has another name called potato, is called as global five grande culture things together with wheat, paddy rice, corn, Chinese sorghum, is the very important vegetables of China and starch plant, is distributed widely in Southwestern China mountain area, northwest, the Inner Mongol and the Northeast.Approximately 8,000 ten thousand mu of China's potato Annual planting areas, annual production reaches more than 8,300 ten thousand tons, and cultivated area and bright potato output all occupy first place in the world.
Potato contains abundant vitamin A and vitamin C and mineral matter, and high-quality starch content is about 16.5%, also contains a large amount of lignin etc., is described as the mankind's " the second bread ".The twice that its contained vitamin is carrot, Chinese cabbage three times, four times of tomato, ascorbic content be vegetables.
The traditional Chinese medical science think potato " the flat flavor of property is sweet nontoxic, can strengthening the spleen and stomach, in beneficial controlled atmosphere, relieving spasm to stop pain, tonneau stool.Patient's effect of having a pain, defecating not smooth to weakness of the spleen and the stomach, indigestion, stomach discord, gastral cavity abdomen is remarkable ".Modern study proves, potato has special efficacy to reconciling indigestion, is stomach trouble and cardiac's good medicine and high-quality health products.Farina infiltration rate in human body is slow, is diabetic's desirable dietotherapy vegetables; Contain a large amount of high-quality celluloses in potato, can supply with a large amount of nutrition of enteric microorganism in enteron aisle, promote that enteric microorganism grows; Simultaneously can also promote intestines peristalsis, keep enteron aisle moisture, the effects such as Constipation and anti-curing cancers are arranged; In potato, the content of potassium is high, eats weekly five or six potatos, can make the probability that suffers stroke descend 40%, to reconciling indigestion, special efficacy is arranged again; It prevents and treats the effect of nervous baldness in addition, repeatedly embrocates the position of alopecia with the fresh potato sheet, to promoting hair restoration, significant effect is arranged, and potato has become and is subjected to one of favorite canteen kind of Chinese common people most.
But, owing to easily germinateing in the storage of potato process, and produce a kind of noxious material---" solanine " when germinateing, if the people is edible, just can be poisoning.The problem that potato easily germinates is one of topmost problem of puzzlement Development of Potato Industry always.
In the prior art, (1) has good inhibitory action with the germination of the Chemical Reagents on Potatos such as naphthalene methyl acetate, chlorpropham, methyl α-naphthyl acetate sodium salt, pressing down the bud rate can reach more than 99%, but all there is side effect in various degree in the chemical residual after these chemical bud inhibition agent are used to human body; (2) adopt the method for cryopreservation, can extend 3 ~ 6 months storage of potato phases, pressing down the bud rate also reaches more than 99%, and relatively environmental protection, but the output that China potato is annual 8300 ten thousand tons, the cryopreservation cost is higher again, wants large tracts of land to promote in vast rural area, China Midwest more difficult.
Plant is the natural treasure-house of Substance, and plants essential oil claims again essential oil, aromatic oil and volatile oil, belongs to the secondary metabolites in plant.Studies show that in a large number, the antipathogenic composition that contains in many plants, its active material are mainly essential oils.The fruit of a cubeb litsea tree is one of distinctive important spice berry resource of China, litsea citrate oil is not only the primary raw material of pharmaceutically making multivitamin and preparation essence, the more important thing is, fresh-keeping and the anticorrisive agent of the citral that litsea citrate oil contains or extraordinary natural plants has the effects such as anti-oxidant, anticorrosion, sterilization, expelling parasite.Therefore, exploitation is take plants essential oil as main natural anticorrosion fresh-keeping method, and being used in has application prospect preferably on fresh preservation.
Summary of the invention:
For inhibition of potato sprouting, the invention provides a kind of method of inhibition of potato rudiment.Use method provided by the invention, storage of potato presses down the bud rate and reaches 99.48%(germination percentage only 0.52% after 6 months), fresh-keeping cost is only 25% ~ 32% of cryopreservation.The citral that litsea citrate oil contains is the natural plants bud inhibitor, has no side effect, and uses aborning fool proof.
Result of study shows, litsea citrate oil effectively inhibition of potato bud is sprouted, and plays good preservation.Adopt litsea citrate oil, through measures such as formula, surface treatment, environment controls, obviously inhibition of potato sprouting, obtained good preservation to potato, promoted the sound development of Potato Industry.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of method of inhibition of potato sprouting, the method comprises the following steps:
The first step, Post-harvest processing: after being gathered, potato chooses except the potato piece of damaging or rotting, 15 ℃ ~ 30 ℃ of temperature, the indoor placement of relative humidity 65% ~ 92% 40 ~ 60 days, potato ulking thickness 40 ~ 100cm, long 300 ~ 600cm, wide 150 ~ 300cm;
Second step, potato surface treatment: sprinkle the antistaling agent I on the potato heap after processing through the first step, every 1000kg potato evenly sprinkles antistaling agent I 30 ~ 100kg, and after 40 ~ 80 days, every 1000kg potato evenly sprinkles antistaling agent I 20 ~ 60kg again; The preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, and every 100kg fine earth is with litsea citrate oil 1 ~ 6kg;
The 3rd step, storage environment are controlled: after sprinkling the antistaling agent I, and 15 ℃ ~ 25 ℃ of the temperature that controls environment, relative humidity 75% ~ 90% is avoided the direct light irradiation;
Processing before the 4th step, listing: before the potato listing, potato is evenly smeared one deck antistaling agent II, the preparation method of described antistaling agent II is that every 100kg fine earth is with litsea citrate oil 3 ~ 10kg.
Further, contain 65% ~ 90% citral (mass fraction) in described litsea citrate oil.
Further, the granule size of described fine earth is 0.10 ~ 0.30mm.
Further, the preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, and every 100kg fine earth is with litsea citrate oil 2 ~ 4kg, and wherein said citral content (mass fraction) is 73.5% ~ 90%.
Further, the fine earth moisture content 25% ~ 35% in described antistaling agent I.
Further, the fine earth moisture content 35% ~ 60% in described antistaling agent II.
Beneficial effect of the present invention:
1, the present invention adopts the litsea citrate oil that is rich in citral after being mixed with fine earth, potato to be carried out surface treatment, by the condition that suitably controls environment, obviously inhibition of potato rudiment, storage of potato after 6 months germination percentage be reduced to 0.52% by 36.15%, improve the commodity rate of potato.
2, citral safety non-toxic, after formula is processed to potato and environment without any injury and harm, be the storage of potato preservation method of environmental protection, compare with chemical bud inhibition agent, the natural essence that the present invention uses does not have the chemical residual equalization to human body side effect in various degree; Compare with cryopreservation, do not need to set up proprietary cold storage plant, the preservation cost is lower, is beneficial at vast rural area, China Midwest spread.
Below with the data in table 1, the experimental result that the present invention compares with other method is described:
Table 1 potato sprouting rate relatively
| Processing method | Potato sprouts rate (%) |
| Method of the present invention | 0.52~0.98 |
| Contrast 1(deepfreeze) | 0.91 |
| Contrast 2(room temperature storage) | 36.15 |
The specific embodiment:
The present invention is described in further detail below in conjunction with embodiment.
Embodiment 1:
A kind of method of inhibition of potato sprouting, the method comprises the following steps:
The first step, Post-harvest processing: after being gathered, potato chooses except the potato piece of damaging or rotting, 15 ℃ of temperature, the indoor placement of relative humidity 65% 60 days, potato ulking thickness 100cm, long 300cm, wide 150cm;
Second step, potato surface treatment: sprinkle the antistaling agent I on the potato heap after processing through the first step, every 1000kg potato evenly sprinkles antistaling agent I 100kg, the preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, with containing citral 69.7%(mass fraction) litsea citrate oil and the fine earth of 0.10mm puddle evenly, every 100kg fine earth is with litsea citrate oil 1kg, fine earth moisture content 25%; After 80 days, every 1000kg potato evenly sprinkles antistaling agent I 60kg again;
The 3rd step, storage environment are controlled: after sprinkling the antistaling agent I, and 15 ℃ ~ 25 ℃ of the temperature that controls environment, relative humidity 75% ~ 90% is avoided the direct light irradiation;
Processing before the 4th step, listing: before potato listing, potato is evenly smeared one deck antistaling agent II, the preparation method of described antistaling agent II be every 100kg fine earth add contain citral 69.7%(mass fraction) litsea citrate oil 10kg, fine earth moisture content 35%.
The germination rate of storage of potato after 6 months after this method is processed is 0.98%.
Embodiment 2:
A kind of method of inhibition of potato sprouting, the method comprises the following steps:
The first step, Post-harvest processing: after being gathered, potato chooses except the potato piece of damaging or rotting, 20 ℃ of temperature, the indoor placement of relative humidity 80% 55 days, potato ulking thickness 60cm, long 400cm, wide 200cm;
Second step, potato surface treatment: sprinkle the antistaling agent I on the potato heap after processing through the first step, every 1000kg potato evenly sprinkles antistaling agent I 50kg, the preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, with containing citral 81.2%(mass fraction) litsea citrate oil and the fine earth of 0.30mm puddle evenly, every 100kg fine earth is with litsea citrate oil 2kg, fine earth moisture content 35%; After 50 days, every 1000kg potato evenly sprinkles antistaling agent I 30kg again;
The 3rd step, storage environment are controlled: after sprinkling the antistaling agent I, and 15 ℃ ~ 25 ℃ of the temperature that controls environment, relative humidity 75% ~ 90% is avoided the direct light irradiation; The potato surface treatment:
Processing before the 4th step, listing: before potato listing, potato is evenly smeared one deck antistaling agent II, the preparation method of described antistaling agent II is that every 100kg fine earth contains citral 81.2%(mass fraction) litsea citrate oil 4kg, fine earth moisture content 50%.
The germination rate of storage of potato after 6 months after this method is processed is 0.67%.
Embodiment 3
The first step, Post-harvest processing: after being gathered, potato chooses except the potato piece of damaging or rotting, 30 ℃ of temperature, the indoor placement of relative humidity 92% 40 days, potato ulking thickness 40cm, long 600cm, wide 300cm;
Second step, potato surface treatment: sprinkle the antistaling agent I on the potato heap after processing through the first step, every 1000kg potato evenly sprinkles antistaling agent I 30kg, the preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, with containing citral 81.2%(mass fraction) litsea citrate oil and the fine earth of 0.30mm puddle evenly, every 100kg fine earth is with litsea citrate oil 4kg, fine earth moisture content 35%; After 40 days, every 1000kg potato evenly sprinkles antistaling agent I 20kg again;
The 3rd step, storage environment are controlled: after sprinkling the antistaling agent I, and 15 ℃ ~ 25 ℃ of the temperature that controls environment, relative humidity 75% ~ 90% is avoided the direct light irradiation;
Processing before the 4th step, listing: before potato listing, potato is evenly smeared one deck antistaling agent II, the preparation method of described antistaling agent II be every 100kg fine earth add contain citral 81.2%(mass fraction) litsea citrate oil 3kg, fine earth moisture content 60%.
The germination rate of storage of potato after 6 months after this method is processed is 0.52%.
Claims (6)
1. the method for an inhibition of potato sprouting, is characterized in that, its method comprises the following steps:
The first step, Post-harvest processing: after being gathered, potato chooses except the potato piece of damaging or rotting, 15 ℃ ~ 30 ℃ of temperature, the indoor placement of relative humidity 65% ~ 92% 40 ~ 60 days, potato ulking thickness 40 ~ 100cm, long 300 ~ 600cm, wide 150 ~ 300cm;
Second step, potato surface treatment: sprinkle the antistaling agent I on the potato heap after processing through the first step, every 1000kg potato evenly sprinkles antistaling agent I 30 ~ 100kg, and after 40 ~ 80 days, every 1000kg potato evenly sprinkles antistaling agent I 20 ~ 60kg again; The preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, and every 100kg fine earth is with litsea citrate oil 1 ~ 6kg;
The 3rd step, storage environment are controlled: after sprinkling the antistaling agent I, and 15 ℃ ~ 25 ℃ of the temperature that controls environment, relative humidity 75% ~ 90% is avoided the direct light irradiation;
Processing before the 4th step, listing: before the potato listing, potato is evenly smeared one deck antistaling agent II, the preparation method of described antistaling agent II is that every 100kg fine earth is with litsea citrate oil 3 ~ 10kg.
2. the method for a kind of inhibition of potato sprouting according to claim 1, is characterized in that: contain 65% ~ 90% citral in described litsea citrate oil.
3. the method for a kind of inhibition of potato sprouting according to claim 1, it is characterized in that: the granule size of described fine earth is 0.10 ~ 0.30mm.
4. the method for a kind of inhibition of potato sprouting according to claim 1, it is characterized in that: the preparation method of described antistaling agent I is for to puddle evenly with litsea citrate oil and fine earth, every 100kg fine earth is with litsea citrate oil 2 ~ 4kg, and wherein said citral content is 73.5% ~ 90%.
5. the method for a kind of inhibition of potato sprouting according to claim 1, is characterized in that: the fine earth moisture content 25% ~ 35% in described antistaling agent I.
6. the method for a kind of inhibition of potato sprouting according to claim 1, is characterized in that: the fine earth moisture content 35% ~ 60% in described antistaling agent II.
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| CN 201210220916 CN102742635B (en) | 2012-06-29 | 2012-06-29 | Method for inhibiting potato sprouting |
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| CN 201210220916 CN102742635B (en) | 2012-06-29 | 2012-06-29 | Method for inhibiting potato sprouting |
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| CN102742635B true CN102742635B (en) | 2013-06-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103704329A (en) * | 2013-12-13 | 2014-04-09 | 刘美龙 | Potato solanine metabolic inhibitor and application thereof |
| CN103843872A (en) * | 2014-02-28 | 2014-06-11 | 莫秀芳 | Method for storing potatoes |
| CN104041365A (en) * | 2014-05-29 | 2014-09-17 | 丹阳市保得生态农林开发有限公司 | Method for controlling root stalks of date tree to germinate |
| CN105410155A (en) * | 2015-11-27 | 2016-03-23 | 湖北工业大学 | Color-protecting and fresh-keeping method capable of restraining potatoes from sprouting and reducing solanine |
| CN106717603B (en) * | 2016-11-15 | 2019-02-12 | 天津捷盛东辉保鲜科技有限公司 | Potato subnormal temperature preservation method |
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| CN101711533A (en) * | 2008-10-07 | 2010-05-26 | 国家农产品保鲜工程技术研究中心（天津） | Mustard essential oil fresh preserver and application thereof in refreshing fruits and vegetables |
| CN101999451A (en) * | 2010-11-04 | 2011-04-06 | 国家农产品保鲜工程技术研究中心（天津） | Citronella essential oil sprout inhibitor and application thereof to potato preservation |
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