CN101933564A - Biochemical preservation storage method of sweet potato skin slag - Google Patents
Biochemical preservation storage method of sweet potato skin slag Download PDFInfo
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- CN101933564A CN101933564A CN2010102343722A CN201010234372A CN101933564A CN 101933564 A CN101933564 A CN 101933564A CN 2010102343722 A CN2010102343722 A CN 2010102343722A CN 201010234372 A CN201010234372 A CN 201010234372A CN 101933564 A CN101933564 A CN 101933564A
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- ipomoea batatas
- skin slag
- batatas skin
- sweet potato
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Abstract
The invention discloses a biochemical preservation storage method of sweet potato skin slag, which takes the mixture of lactobacillus plantarum and bacillus subtilis as microbe leaven to ferment fresh sweet potato skin slag so as to realize preservation storage of the sweet potato skin slag. The operational process of the method is as follows: adjusting the moisture content of the fresh sweet potato skin slag; inoculating the microbe leaven; filling raw materials; and fermenting for storage. Compared with other storage methods, the method has the advantages of no toxic residues, simple implementation mode, capability of large-scale application and low preservation storage cost, can increase the nutrient value of materials, and solves the problems that the sweet potato skin slag is obtained seasonally and is not easy to store and is difficult to be applied to animal feed industry throughout the year.
Description
One, technical field
The present invention relates to a kind of method of antistaling storing Ipomoea batatas skin slag, particularly utilize the method for biotechnology long-period freshness preserving storage Ipomoea batatas skin slag.
Two, background technology
The history in existing more than 400 year of Ipomoea batatas cultivation of China.At present, the total cultivated area of the Ipomoea batatas of China remains on about 0.708 hundred million mu, and total output is stabilized in more than 6,000 ten thousand tons.Ipomoea batatas is one of staple food crop of China, has very high nutritive value and medical value.It contains abundant carrotene and ascorbic acid, and its protein is formed similar to rice, and nutritive value is higher, and sweet potato starch is easily absorbed by human consumption.Contain 60%～80% moisture, 10%～30% starch, 5% sugar and a small amount of protein, grease, cellulose, hemicellulose, pectin in the general Ipomoea batatas piece root, ash grades.In addition, contain abundant vitamin in the sweet potato.Ipomoea batatas skin slag is the main accessory substance of Ipomoea batatas processing industry, accounts for 45%～60% of fresh weight, is good ruminant feed, also has exploitation at the nutrition of nonruminant and immunology and is worth.
The harvest season of Ipomoea batatas is in early winter, has obvious seasonal, the Ipomoea batatas processing industry also has similar seasonality, cause the generation of Ipomoea batatas skin slag also to have seasonality, because its water content is higher, perishable, go mouldy, and the production of fodder industry is a kind of industry of whole year production, thus how for a long time, effectively storage can make its year-round provision seem particularly outstanding in the problem of animal feed industries with Ipomoea batatas skin slag.
At present, both at home and abroad the main method of storage Ipomoea batatas skin slag has following three kinds: the one, by sunlight be exposed to the sun (drying plant oven dry or dehydration equipment dehydration) make Ipomoea batatas skin slag drying, ventilation then, dry storage, this method needs airing place and good weather, or need to use plant equipment, increased Ipomoea batatas skin slag use cost; In addition, the Ipomoea batatas skin slag after dehydrating becomes stiff, also needs when using as feed further to handle.The 2nd, store sth. in a cellar, this is a kind of hoarding effect conventional method preferably, but is not suitable for large-scale application, and this method has certain requirement to geology, aqueous vapor condition, China's south wide geographic area seldom can successful Application.The 3rd, utilize the chemical preservative antistaling storing, Chinese patent CN101099554A (a kind of preservation of industrial sweet potato material and application process) has announced and has a kind ofly reached the method for Ipomoea batatas long-term storage purpose by adding acidity or alkaline matter, this method can the antistaling storing long period, but it uses acids, bases or other antibacterial chemical substances, has poisonous residual risk.
Three, summary of the invention
The object of the present invention is to provide that a kind of antistaling storing is with low cost, long effective, the Ipomoea batatas skin slag fresh-keeping storage method that has no side effect and can extensively be suitable for of storage time, solve the seasonal appearance of Ipomoea batatas skin slag and be difficult for preservation, be difficult to be applied to the problem of animal feed industries throughout the year.
For realizing above purpose, the biological preservation storage method of a kind of Ipomoea batatas skin of the present invention slag is as microbe leaven the mixture of Lactobacillus plantarum (Latin is called Lactobacillus Plantarum) and bacillus subtilis (Latin is called Bacillus Subtilis), fresh Ipomoea batatas skin slag is fermented, with antistaling storing Ipomoea batatas skin slag; Its operating process is in proper order: regulate fresh Ipomoea batatas skin pulp water branch, microbe inoculation leavening, raw material filling and fermentation storage.
The mixture of described Lactobacillus plantarum and bacillus subtilis is (2-5) by weight: 1 is formulated.
Described microbe inoculation leavening operation is to insert microbe leaven in Ipomoea batatas skin slag, the access amount is 10～50g/t, and before inserting should be with microbe leaven and concentration the brown sugar water of (1-3) % (w/v) with 1: (40-60) the abundant mixing of the dilution ratio of (w/v).
The fresh Ipomoea batatas skin of described adjusting pulp water branch is that the mode by airing dehydration drops to 60%～75% with the moisture of fresh Ipomoea batatas skin slag; Also can adopt crusher to press the mode of removing part moisture and regulate fresh Ipomoea batatas skin pulp water branch.
Described raw material is loaded the used container of operation and is meant a kind of in cement fermentation vat or polybag or other the cylindrical container; In the filling process, note Ipomoea batatas skin slag is compressed, make it closely knit.
Described fermentation storage is to load closely knit Ipomoea batatas skin slag sealing, to make it airtight, to enter the fermentation storage then, and the after fermentation process finished in about 15～30 days.Because the fermentation back whole pH value of Ipomoea batatas skin slag is in reduced levels for 3.5-4.5, and has a large amount of lactic acid and lactic acid bacteria to exist, the Ipomoea batatas skin slag after the fermentation can be stored more than 1 year.
The biological preservation storage method of a kind of Ipomoea batatas skin of the present invention slag is utilized a kind of Lactobacillus plantarum and the fresh Ipomoea batatas skin of a kind of bacillus subtilis mixed culture fermentation slag, its principle one is that bacillus subtilis can consume the oxygen in the storage initial stage Ipomoea batatas skin slag fast, make the storage environment become anaerobism rapidly, suppress other harmful aerobic bacteria (as mould) growths, be beneficial to fresh-keeping, and Lactobacillus plantarum is unaffected for holding concurrently the oxygen bacterium; The 2nd, the breeding meeting lactic acid producing of Lactobacillus plantarum, make pH value reduction rapidly in the Ipomoea batatas skin slag, thereby suppress the growth of other bacterium of becoming sour, realization is to the antistaling storing of Ipomoea batatas skin slag, and bacillus subtilis has positive facilitation to the growth and breeding of Lactobacillus plantarum: on the one hand, bacillus subtilis can produce certain heat at the initial stage of fermentation, and temperature of charge is risen, and promotes the quick breeding of Lactobacillus plantarum; On the other hand, bacillus subtilis can secrete certain amylase and cellulase, can be the small molecular sugar class with starch in the Ipomoea batatas skin slag and cellulose conversion, for the Lactobacillus plantarum growth and breeding is supplied raw materials, promotes the quick growth and breeding of Lactobacillus plantarum.
Major advantage of the present invention is:
(1) adopts the mode of microbial fermentation that Ipomoea batatas skin slag is carried out antistaling storing, do not have poisonous residually, realized Ipomoea batatas skin slag effective storage for a long time, thereby can make its year-round provision in animal feed industries.
(2) but since have embodiment simple, need not heavy mechanical equipment, need not big place, do not have energy consumption substantially, antistaling storing is with low cost, easy and simple to handle and characteristics such as large-scale application, be easy to extensively promote the use of.
(3) the Ipomoea batatas skin slag through the microbial fermentation antistaling storing not only can keep its original local flavor and nutrition, because the existence of lactic acid and lactic acid bacteria can also increase the useful benefit of its nutritive value and many animals and give birth to the factor.
Four, the specific embodiment
Below in conjunction with specific embodiment the present invention is described in further detail.
Embodiment: a kind of biological preservation storage method of Ipomoea batatas skin slag, the mixture of Lactobacillus plantarum and bacillus subtilis as microbe leaven, is fermented to fresh Ipomoea batatas skin slag, with antistaling storing Ipomoea batatas skin slag; Its operating process is in proper order: regulate fresh Ipomoea batatas skin pulp water branch, microbe inoculation leavening, raw material filling and fermentation storage.Specific implementation process is as follows:
1, getting 1 ton of fresh Ipomoea batatas skin slag, to place area be 30m
2The cement flooring on, tile, scatter, utilize natural evaporation that fresh Ipomoea batatas skin pulp water is divided suitably and reduce.After measured, the time can make its moisture be adjusted to 60%～75% round the clock at draughty indoor need 1.If under the situation that the outdoor sun is exposed to the sun, can reach requirement in about 3～5 hours.
2, take by weighing 20g microbe leaven (Lactobacillus plantarum of being produced by Fujian Ke Jiaqimai bioengineering Co., Ltd and bacillus subtilis form by weight 2: 1 ratio mixed preparing), itself and 1 liter of 1% (w/v) brown sugar water are mixed, if have ready conditions, can utilize small-sized aerator aeration 30 minutes, thalline is fully disperseed, and suspend in water.
3, the leavening that mixes evenly is sprayed onto on the Ipomoea batatas skin slag with miniaturised nebuliser, and manually stirs Ipomoea batatas skin slag frequently, it is mixed.This moment, Ipomoea batatas skin slag still was tiled in ground.
4, the Ipomoea batatas skin slag of inoculating starter is packed in the non-toxic polyethylene polybag, about the volume 100kg of polybag, adorn 10 bags altogether.Pack into behind the Ipomoea batatas skin slag, firmly sack is mentioned, put down, repeatedly several times, make Ipomoea batatas skin slag closely knit in bag.
5, install after, in time, make it airtight with sack sealing.Place the normal temperature laboratory storage.After about 15～30 days (time in summer is short, and the time in winter is long), sweat finishes, and Ipomoea batatas skin slag can be stored and reach 1 year.
The Ipomoea batatas skin slag of fermentation antistaling storing success can smell the fragrance of tangible lactic acid, the outer whiting of Ipomoea batatas skin slag when opening bag.Polybag should use as early as possible once opening.
Claims (5)
1. the biological preservation of Ipomoea batatas skin slag storage method is characterized in that the mixture of Lactobacillus plantarum and bacillus subtilis fresh Ipomoea batatas skin slag being fermented, with antistaling storing Ipomoea batatas skin slag as microbe leaven; Its operating process is in proper order: regulate fresh Ipomoea batatas skin pulp water branch, microbe inoculation leavening, raw material filling and fermentation storage.
2. as the biological preservation storage method of Ipomoea batatas skin slag as described in claims 1, it is characterized in that: the mixture of described Lactobacillus plantarum and bacillus subtilis is by weight (2-5): 1 is formulated.
3. as the biological preservation storage method of Ipomoea batatas skin slag as described in claims 1, it is characterized in that: described microbe inoculation leavening operation is to insert microbe leaven in Ipomoea batatas skin slag, the access amount is 10～50g/t, and should be with the brown sugar water of microbe leaven and (1-3) % (w/v) with 1 before inserting: (40-60) the abundant mixing of the dilution ratio of (w/v).
4. as the biological preservation storage method of Ipomoea batatas skin slag as described in claims 1, it is characterized in that: the fresh Ipomoea batatas skin of described adjusting pulp water branch is that the mode by the airing dehydration drops to 60%～75% with the moisture of fresh Ipomoea batatas skin slag.
5. as the biological preservation storage method of Ipomoea batatas skin slag as described in claims 1, it is characterized in that: described raw material is loaded the used container of operation and is meant a kind of in cement fermentation vat or polybag or other the cylindrical container.
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| CN2010102343722A CN101933564A (en) | 2010-07-19 | 2010-07-19 | Biochemical preservation storage method of sweet potato skin slag |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102640661A (en) * | 2012-05-11 | 2012-08-22 | 八步区农业科学研究所 | Horseshoe slag preservation method and horseshoe slag edible fungus culture medium |
| CN102934736A (en) * | 2012-12-05 | 2013-02-20 | 蒋常德 | Method for preparing sweet potato skin/ sweet potato powder dreg fermented feed |
| CN113749186A (en) * | 2021-09-14 | 2021-12-07 | 福建省农业科学院畜牧兽医研究所 | Special additive for fermenting and preserving sweet potato peels |
| CN113768045A (en) * | 2021-09-14 | 2021-12-10 | 福建省农业科学院畜牧兽医研究所 | Method for mixing and ensiling sweet potato peels and tea leaves |
| CN113892552A (en) * | 2021-08-03 | 2022-01-07 | 深圳大学 | Kitchen waste-based biological fermentation feed |
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| KR20000058434A (en) * | 2000-05-23 | 2000-10-05 | 박봉선 | feed of raw starch by using of Lactobacillus amylovorus strain and the preparation method thereof |
| CN101120719A (en) * | 2007-09-12 | 2008-02-13 | 天津科技大学 | Microorganism ferment purple sweet potato and preparation method thereof |
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| KR20000058434A (en) * | 2000-05-23 | 2000-10-05 | 박봉선 | feed of raw starch by using of Lactobacillus amylovorus strain and the preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102640661A (en) * | 2012-05-11 | 2012-08-22 | 八步区农业科学研究所 | Horseshoe slag preservation method and horseshoe slag edible fungus culture medium |
| CN102934736A (en) * | 2012-12-05 | 2013-02-20 | 蒋常德 | Method for preparing sweet potato skin/ sweet potato powder dreg fermented feed |
| CN102934736B (en) * | 2012-12-05 | 2013-12-04 | 蒋常德 | Method for preparing sweet potato skin/ sweet potato powder dreg fermented feed |
| CN113892552A (en) * | 2021-08-03 | 2022-01-07 | 深圳大学 | Kitchen waste-based biological fermentation feed |
| CN113749186A (en) * | 2021-09-14 | 2021-12-07 | 福建省农业科学院畜牧兽医研究所 | Special additive for fermenting and preserving sweet potato peels |
| CN113768045A (en) * | 2021-09-14 | 2021-12-10 | 福建省农业科学院畜牧兽医研究所 | Method for mixing and ensiling sweet potato peels and tea leaves |
| CN113768045B (en) * | 2021-09-14 | 2023-11-24 | 福建省农业科学院畜牧兽医研究所 | Mixed silage method for sweet potato peels and tea residues |
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Application publication date: 20110105 |