CN109362952A - A kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator and preparation method thereof - Google Patents
A kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator and preparation method thereof Download PDFInfo
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- CN109362952A CN109362952A CN201811224087.5A CN201811224087A CN109362952A CN 109362952 A CN109362952 A CN 109362952A CN 201811224087 A CN201811224087 A CN 201811224087A CN 109362952 A CN109362952 A CN 109362952A
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- selenium
- rich
- chitosan
- enteron aisle
- molecular weight
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Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/10—Organic substances
- A23K20/163—Sugars; Polysaccharides
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/28—Silicates, e.g. perlites, zeolites or bentonites
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/30—Oligoelements
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/70—Feeding-stuffs specially adapted for particular animals for birds
- A23K50/75—Feeding-stuffs specially adapted for particular animals for birds for poultry
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Birds (AREA)
- Inorganic Chemistry (AREA)
- Fodder In General (AREA)
Abstract
The invention discloses a kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulators and preparation method thereof.The ecological regulator is made of low molecular weight carboxymethyl chitosan and selenium-rich zeolite.Chitosan is modified to obtain carboxymethyl chitosan, is then aoxidized to obtain the low molecular weight carboxymethyl chitosan.The weight proportion of low molecular weight carboxymethyl chitosan and selenium-rich zeolite in the ecological regulator is 1: 10-100.After chitosan is converted low molecular weight carboxymethyl chitosan by the present invention, it can be improved the survival rate of livestock and poultry, and selenium element can be promoted in the absorption of small intestine, improve its bioavilability.
Description
Technical field
The invention belongs to animal and fowl fodder technical fields, relate in particular to a kind of rich in organic selenium and low molecular weight carboxymethyl
Ecological regulator of chitosan and preparation method thereof.
Background technique
Selenium is the essential trace elements of the human body, while being also the indispensable biological element of animal and plant growth.Exploitation is rich in
The feed of selenium element is for cultivating, so that developing the products such as selenium-rich meat, egg, milk is the effective means for realizing human body selenium-supply.Selenium-rich
Zeolite is a kind of higher minerals of Se content, and it is convenient to obtain, cheap.Zeolite can adsorb poisonous and harmful metabolism in enteron aisle
Product prevents it from building up in vivo, and has certain inhibiting effect to the pernicious bacteria in animal intestinal tract.
Chitosan is the very strong raising animal body immunity substance of one kind being found in recent years, is adjustable in animal intestinal tract
Microbiota metabolic activity increases gastrointestinal motility, and Selective activation is proliferated beneficial bacterium growth, hinders growth of pathogenic bacteria breeding, from
And improve livestock and poultry disease resistance.In addition, it is important that chitosan can also promote selenium, Zn-ef ficiency in the absorption of small intestine, its life is improved
Object availability.
Summary of the invention
It is an object of the present invention to provide a kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulators and preparation method thereof, by the life
State regulator is added in animal and fowl fodder, can obtain the eggs products rich in selenium.
Present invention technical solution used for the above purpose is as follows:
A kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, the ecological regulator by low molecular weight carboxymethyl chitosan with
Selenium-rich zeolite composition.
Preferably, the low molecular weight carboxymethyl chitosan is to carry out oxidation preparation again after carrying out carboxy methylation by chitosan
It obtains.
Preferably, the molecular weight of the low molecular weight carboxymethyl chitosan is between 1000~50000.
Preferably, the weight proportion of the low molecular weight carboxymethyl chitosan in the ecological regulator and selenium-rich zeolite is 1:
10-100。
The present invention also provides the preparation method of the low molecular weight carboxymethyl chitosan, this method includes following step
It is rapid:
Step 1, chitosan is added in the NaOH solution that mass fraction is 30%-80%, isopropyl is then added thereto
Alcohol obtains mixed solution, and the concentration of the chitosan and NaOH in mixed solution is 10-40g/mL；
Step 2, aforementioned mixed solution is warming up to 40-60 DEG C and stirred, be slowly added to monoxone thereto, monoxone exists
Concentration in reaction solution is 15-25g/mL；After the reaction was completed, isopropanol is recovered by filtration, obtained solid is cleaned using ethyl alcohol,
Obtain carboxymethyl chitosan；
Step 3, aforementioned carboxymethyl chitosan obtained being dispersed in water, hydrogen peroxide is added in adjusting pH value to 6-8,
The concentration of hydrogen peroxide in the solution is 0.2-1.0mol/L, reacts 4-8 hours under the conditions of 50-65 DEG C, is made described low point
Son amount carboxymethyl chitosan.
The present invention also provides the selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulators to prepare the application in animal and fowl fodder.
Preferably, the animal and fowl fodder includes basal feed and selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, the selenium-rich
The weight proportion of solid content and basal feed is 0.02%~1% in high-efficiency livestock and poultry enteron aisle ecological regulator.
It is further preferred that the animal and fowl fodder includes basal feed and selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, institute
The weight proportion for stating selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator solid content and basal feed is 0.02%~0.4%.
Compared with prior art, beneficial effects of the present invention are as follows:
1, when selenium-rich zoology regulator prepared by the present invention adds proportion in animal and fowl fodder as 0.02%~1%, equal energy
Enough significantly improve the Se content of egg.When it is 0.02%~0.4% that selenium-rich zoology regulator adds proportion in animal and fowl fodder,
While significantly improving egg selenium concentration, additionally it is possible to significantly improve laying rate.
2, the present invention in selenium-rich zoology regulator be added in animal and fowl fodder, relative to chitosan and carboxymethyl chitosan
Selenium-rich product, the Se content of egg can be made higher, to obtain higher selenium-rich eggs products.
Detailed description of the invention
Fig. 1 is the infrared spectrogram of chitosan and low molecular weight carboxymethyl chitosan in the embodiment of the present invention；Wherein (a) is
The infrared spectrogram of chitosan is (b) infrared spectrogram of low molecular weight carboxymethyl chitosan.
Specific embodiment
Technical solution of the present invention is described in detail below with reference to embodiment.
Embodiment 1
50 grams of chitosans are taken, is added in the NaOH solution that 100 gram mass scores are 50%, 200 milliliters is added thereto
Isopropanol is warming up to 50 DEG C and stirs, and is slowly added to 60 grams of monoxones thereto, reacts 4 hours, isopropanol is recovered by filtration, obtains
The solid arrived is cleaned three times using ethyl alcohol, adjusts its pH value to 7 or so, then be scattered in 1800 milliliters of water, is added 70
Milliliter hydrogen peroxide, 50 DEG C are reacted 4 hours, obtain low molecular weight carboxymethyl chitosan.Referring to Fig. 1, for chitosan and it is made
Infrared spectrogram of the low molecular weight carboxymethyl chitosan after drying.
Obtained low molecular weight carboxymethyl chitosan is mixed with selenium-rich zeolite with solid content for the weight proportion of 1:10,
Obtain selenium-rich zoology regulator.
Embodiment 2
The present embodiment is carried out in Jilin Province Hui Sen Food Co., Ltd proving ground, selects weight, normal health of laying eggs
35 week old laying hens 75 are randomly divided into 5 processing groups, 15 chickens of every group of processing.Selenium-rich zoology prepared by embodiment 1 is adjusted
Agent according to the weight ratio 0.02%, 0.1%, 0.40%, 1% ratio be respectively added in animal and fowl fodder, raise after evenly mixing
It is fed for the laying hen in the stage of laying eggs, wherein being not added with the animal and fowl fodder of ecological regulator as blank control.Every laying hen is raised daily
100g daily ration is fed, the egg production of laying hen and yolk ratio are as shown in table 1 after a week.By 1 data of table: the selenium-rich of preparation is raw
When state regulator adds proportion in animal and fowl fodder as 0.02%~1%, the Se content of egg can be significantly improved.Work as selenium-rich
When ecological regulator adds proportion in animal and fowl fodder as 0.02%~0.4%, while significantly improving egg selenium concentration, moreover it is possible to
Enough significantly improve laying rate.
Facilitation of 1 ecological regulator of table to Egg Production of Laying Hens
Embodiment 3
50 grams of chitosans are taken, is added in the NaOH solution that 100 gram mass scores are 50%, 200 milliliters is added thereto
Isopropanol is warming up to 50 DEG C and stirs, and is slowly added to 60 grams of monoxones thereto, reacts 4 hours, isopropanol is recovered by filtration, obtains
The solid arrived is cleaned three times using ethyl alcohol, obtains carboxymethyl chitosan.1800 milliliters are dispersed by obtained carboxymethyl chitosan
Water in, adjust pH value to 7 or so, 70 milliliters of hydrogen peroxide be added, 65 DEG C are reacted 8 hours, and low molecular weight carboxymethyl shell is obtained
Glycan.
By the raw materials of chitosan of above-mentioned use, the carboxymethyl chitosan of middle preparation acquisition, final low molecular weight obtained
Carboxymethyl chitosan is uniformly blended into 500 grams of selenium-rich zeolites respectively, dry, obtains different selenium-rich products.Below by chitosan with
The mixture of selenium-rich zeolite is known as selenium-rich product A, and the mixture of carboxymethyl chitosan and selenium-rich zeolite is known as selenium-rich product B, low
The mixture of molecular weight carboxymethyl chitosan and selenium-rich zeolite is known as selenium-rich products C.
Embodiment 4
The present embodiment is carried out in Jilin Province Hui Sen Food Co., Ltd proving ground, selects weight, normal health of laying eggs
35 week old laying hens 60 are randomly divided into 4 processing groups, 15 chickens of every group of processing.Three kinds of selenium-rich products of above-mentioned preparation are pressed
It being respectively added in animal and fowl fodder according to the ratio of weight proportion 0.05%, the laying hen in stage of laying eggs is given in feeding after evenly mixing,
It is middle that selenium-rich zeolite is added to the group fed in animal and fowl fodder as a control group.Every laying hen feeds 100g daily ration daily,
The egg production of laying hen and yolk ratio are as shown in table 2 after a week.By 2 data of table: chitosan, carboxymethyl chitosan, low
Molecular weight carboxymethyl chitosan is added in animal and fowl fodder with selenium-rich zeolite compounding respectively, can be improved laying rate.The present invention
In selenium-rich zoology regulator be added in animal and fowl fodder, can relative to the selenium-rich product of chitosan and carboxymethyl chitosan
Keep the Se content of egg higher, to obtain higher selenium-rich eggs products.
Facilitation of the 2 selenium-rich product of table to Egg Production of Laying Hens
It above are only part preferred embodiment of the invention, the present invention is not limited in the content of embodiment.For ability
For technical staff in domain, can there are various change and change in the conception range of technical solution of the present invention, made
What changes and change, within that scope of the present invention.
Claims (8)
1. a kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, it is characterised in that: the ecological regulator is by low molecular weight carboxylic first
Base enclosure glycan and selenium-rich zeolite form.
2. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator according to claim 1, it is characterised in that: the low molecular weight carboxylic
Methyl chitosan is to carry out oxidation again after carrying out carboxy methylation by chitosan to prepare.
3. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator according to claim 1, it is characterised in that: the low molecular weight carboxylic
The molecular weight of methyl chitosan is between 1000~50000.
4. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator according to claim 1, it is characterised in that: the ecological regulator
In low molecular weight carboxymethyl chitosan and selenium-rich zeolite weight proportion be 1: 10-100.
5. the preparation method of low molecular weight carboxymethyl chitosan described in claim 1, this method comprises the following steps:
Step 1, chitosan is added in the NaOH solution that mass fraction is 30%-80%, isopropanol is then added thereto and obtains
Mixed solution is obtained, the concentration of the chitosan and NaOH in mixed solution is 10-40g/mL；
Step 2, aforementioned mixed solution is warming up to 40-60 DEG C and stirred, be slowly added to monoxone thereto, monoxone is reacting
Concentration in solution is 15-25g/mL；After the reaction was completed, isopropanol is recovered by filtration, obtained solid is cleaned using ethyl alcohol, is obtained
Carboxymethyl chitosan；
Step 3, aforementioned carboxymethyl chitosan obtained is dispersed in water, adjusts pH value to 6-8, hydrogen peroxide, peroxide is added
Changing the concentration of hydrogen in the solution is 0.2-1.0mol/L, and it is small to react 4-8 under the conditions of 50-65 DEG C under the conditions of UV illumination
When, the low molecular weight carboxymethyl chitosan is made.
6. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator described in claim 1 is preparing the application in animal and fowl fodder.
7. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator as claimed in claim 6 is preparing the application in animal and fowl fodder, feature
Be: the animal and fowl fodder includes basal feed and selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, the selenium-rich high-efficiency livestock and poultry intestines
The weight proportion of road ecological regulator solid content and basal feed is 0.02%~1%.
8. selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator as claimed in claim 6 is preparing the application in animal and fowl fodder, feature
Be: the animal and fowl fodder includes basal feed and selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator, the selenium-rich high-efficiency livestock and poultry intestines
The weight proportion of road ecological regulator and basal feed is 0.02%~0.4%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811224087.5A CN109362952A (en) | 2018-10-19 | 2018-10-19 | A kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator and preparation method thereof |
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| CN201811224087.5A CN109362952A (en) | 2018-10-19 | 2018-10-19 | A kind of selenium-rich high-efficiency livestock and poultry enteron aisle ecological regulator and preparation method thereof |
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| CN109362952A true CN109362952A (en) | 2019-02-22 |
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Citations (8)
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|---|---|---|---|---|
| CN1138420A (en) * | 1996-03-21 | 1996-12-25 | 四川省地质矿产局地质矿产科研所 | Natural Se-bearing mineral fodder |
| CN1223809A (en) * | 1998-01-22 | 1999-07-28 | 谢景红 | Natural selenium-contg. mineral feed, its production method and production of Se-contg. health egg using said feed |
| CN103027197A (en) * | 2013-01-06 | 2013-04-10 | 杭州世博生物技术开发研究所有限公司 | Mineral feed additive containing nano-selenium and preparation method and applications thereof |
| CN103931900A (en) * | 2014-04-22 | 2014-07-23 | 无锡正大畜禽有限公司 | Functional flavoring agent for feed and preparation method of functional flavoring agent |
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2018
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| CN1223809A (en) * | 1998-01-22 | 1999-07-28 | 谢景红 | Natural selenium-contg. mineral feed, its production method and production of Se-contg. health egg using said feed |
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| CN103931900A (en) * | 2014-04-22 | 2014-07-23 | 无锡正大畜禽有限公司 | Functional flavoring agent for feed and preparation method of functional flavoring agent |
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