CN109997975A - A kind of multifunctional slow-release type non-protein feed addictive and preparation method thereof for cattle and sheep - Google Patents
A kind of multifunctional slow-release type non-protein feed addictive and preparation method thereof for cattle and sheep Download PDFInfo
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- CN109997975A CN109997975A CN201910300211.XA CN201910300211A CN109997975A CN 109997975 A CN109997975 A CN 109997975A CN 201910300211 A CN201910300211 A CN 201910300211A CN 109997975 A CN109997975 A CN 109997975A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
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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
- A23K20/105—Aliphatic or alicyclic compounds
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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
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/28—Silicates, e.g. perlites, zeolites or bentonites
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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
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/30—Oligoelements
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K40/00—Shaping or working-up of animal feeding-stuffs
- A23K40/30—Shaping or working-up of animal feeding-stuffs by encapsulating; by coating
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- 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
- A23K50/10—Feeding-stuffs specially adapted for particular animals for ruminants
- A23K50/15—Feeding-stuffs specially adapted for particular animals for ruminants containing substances which are metabolically converted to proteins, e.g. ammonium salts or urea
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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Abstract
The multifunctional slow-release type non-protein feed addictive and preparation method thereof that the invention discloses a kind of for cattle and sheep, which is made of the raw material of following weight percent content: urea 42-70%, starch 10-40%, urease inhibitor 0.01-0.03%, bentonite 2-10%, powdered rice hulls 5-15%, sodium sulphate 0.4-5%, mineral trace element 0.75-2.55%.Urea of the present invention decomposes slowly, makes rate of release of the ammonia in cud and utilizes speed sync；A possibility that urease inhibitor of addition strengthens using effect, lowers ammonia poisoning, can be greatly promoted application of the urea in feed；The bentonite of addition not only contains necessary ten various trace elements of growth of animal, also has the function of astringing to arrest diarrhea absorbing toxin, plays the role of extra-nutrition, purification enteron aisle and stop dysentery；It joined mineral matter element copper, zinc, manganese, the iron for promoting animal growth in the product, make up the deficiency of microelement in feed, while copper sulphate is decomposed to urea is lowered with synergistic effect, preferably performance properties of product.
Description
Technical field
The invention belongs to field of feed, and in particular to a kind of multifunctional slow-release type non-protein feed for cattle and sheep adds
Add agent and preparation method thereof.
Background technique
Urea is the excellent Nonprotein nitrogen feed additive of the ruminants such as cattle and sheep, and feed protein nutrition can be improved.Ox
Sheep is after obtaining urea in feed, and under the action of the urease of rumen microorganism secretion, urea, which decomposes, generates ammonia, and cud is micro-
Polysaccharide synthesising thalli protein matter in ammonia and feed caused by biological utilisation, these bacterium proteins enter the abomasum of ox and small
Intestines are digested and absorbed by carcass.But added merely in ruminant feed urea there is a problem that it is very big, usually
Urea was almost water dispersible ammonification by 2 hours after entering cud, due to cud internal control urea decomposition speed
Urease activity is excessively high, results in the speed ratio of rumen microorganism decomposing urea using fast 4 times of speed, a large amount of ammonia of generation cannot
It is fully utilized, wherein there is quite a few to be rapidly absorbed into blood, and is transported to liver urea synthesis, arranged through kidney with urine
Out, when the concentration of blood ammonia is more than that liver converts ammonia into urea limits of capacity, it just will appear typical ammonia poisoning symptom.As a result
Show that the utilization efficiency of Direct-fed urea only has 60%, the factors affects such as lower utilization rate and possible toxic hazard
Application of the urea in feed.
Summary of the invention
The purpose of the present invention is to solve urea desorption column is low when Direct-fed urea existing in the prior art, has
The technical issues of toxic hazard, provide a kind of urea decompose slowly, urea utilization efficiency can be greatly improved, effectively avoid ammonia poisoning
And the multifunctional slow-release type non-protein feed addictive for cattle and sheep of animal growth can be promoted.
Another object of the present invention is to provide a kind of multifunctional slow-release type non-protein feed additions for cattle and sheep
The preparation method of agent.
In order to achieve the above object, the invention adopts the following technical scheme: a kind of multifunctional slow-release type for cattle and sheep is non-
Additive of protein feed is made of the raw material of following weight percent content: urea 42-70%, starch 10-40%, urase inhibit
Agent 0.01-0.03%, bentonite 2-10%, powdered rice hulls 5-15%, sodium sulphate 0.4-5%, mineral trace element 0.75-2.55%.
Further, the mineral trace element is made of the raw material of following weight percent content: zinc sulfate 0.3-
0.8%, copper sulphate 0.05-0.15%, manganese sulfate 0.1-0.8%, ferrous sulfate 0.3-0.8%.
Further, this is used for the multifunctional slow-release type non-protein feed addictive of cattle and sheep by following weight percent content
Raw material composition: urea 60%, starch 25%, urease inhibitor 0.02%, bentonite 5%, powdered rice hulls 6.68%, sodium sulphate 2%, sulfuric acid
Zinc 0.5%, copper sulphate 0.1%, manganese sulfate 0.2%, ferrous sulfate 0.5%.
Further, the starch is corn flour.
Further, the urease inhibitor is N-(n-butyl) thiophosphoric triamide.
A kind of preparation method of the multifunctional slow-release type non-protein feed addictive for cattle and sheep: this method includes following step
It is rapid:
A, corn is crushed after clear miscellaneous and magnetic separation de-iron by 0.1-1.5mm sieve pore pulverizer；
B, by smashed corn flour and urea, urease inhibitor, bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, sulphur
Sour manganese, ferrous sulfate precise in proportion are added mixing and blending machine with equal increments method and are sufficiently mixed each raw material uniformly；
C, uniformly mixed mixture is sent into bulking machine, in the item of 120-170 DEG C of Builking cavity temperature, pressure 2.5-3.5 megapascal
Extruding under part, the gelatinization degree of corn flour is 80-90% after extruding, realizes the denaturation of corn flour and coats to urea, is pasted
Change type product；
D, gelatinization type product is cooled down, it is that 40-80 mesh obtains the multifunctional slow-release for cattle and sheep that granularity is crushed to after cooling
Type non-protein feed addictive.
The present invention has the advantages that the present invention is used for the multifunctional slow-release type non-protein of cattle and sheep compared with the prior art
Feed addictive by urea and starch, urease inhibitor, bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, manganese sulfate,
Ferrous sulfate combination of sciences in specific proportions, designs multifunctional and nutritional slow-release urea fodder additive, wherein urea is anti-
Hay animal Nonprotein nitrogen feed constituent can utilize synthetic proteins matter by intestine of ruminants flora, for ruminant；
Starch uses high-grade maize starch, is coated it to urea using pasting technique technique, while (swollen under specific process conditions
Change 120-170 DEG C of chamber temperature, pressure 2.5-3.5 megapascal) the alditol base of starch and the amino of urea changes, form compound
Slow down the rate of release of ammonia, is changed into plastered starch urea；Urease inhibitor (NBPT) is N-(n-butyl) thiophosphoric triamide, is accounted for
According to the active position of urase hydrolysis urea, urease activity in feed is reduced, reduces the decomposition rate of urea, and then make ammonia in tumor
Rate of release in stomach is synchronous with bacterium utilization, will promote the synthesis of mycoprotein, and then improve the combination of nitrogen source and carbon source
Utilization rate further increases urea desorption column；Sodium sulphate is the inorganic salts of sulfur-bearing, provides sulphur source for synthetic methionine, reinforces containing
The utilization of nitrogen material；Bentonite contain various nutrient elements and have convergence and absorbing toxin effect, can play extra-nutritions, only
Change the effect of enteron aisle, stop dysentery；Metal ion category molecular weight is greater than 50 heavy metal ion in copper sulphate, can act on urase albumen
On the sulfydryl (- SH) that plays an important role to enzymatic), there is synergistic effect to urea decomposition speed is reduced, outside sulfuric acid copper, also
The cattle and sheep such as zinc sulfate, manganese sulfate, ferrous sulfate grow necessary mineral trace element, promote the growth and development of cattle and sheep, improve
The price of deed after first use feed addictive of the invention, no longer individually gives cattle and sheep microelement-supplementing, raiser is facilitated to make
With raising breeding efficiency；Powdered rice hulls are carrier and diluent.Above each raw material is combined according to specific ratio science, passes through spy
The multifunctional slow-release type non-protein feed addictive for cattle and sheep that fixed technique is prepared has the advantage that 1, this hair on the whole
Bright coating treated urea decomposes slowly, makes rate of release of the ammonia in cud and utilizes speed sync, the utilization rate of urea
90% or more can be reached；2, a possibility that urease inhibitor (NBPT) that the present invention is added strengthens using effect, lowers ammonia poisoning,
Application of the urea in feed can be greatly promoted；3, the bentonitic main component illiteracy that the present invention is added opens up stone, not only contains
Necessary ten various trace elements of growth of animal, also have the function of astringing to arrest diarrhea absorbing toxin, play extra-nutrition, purification intestines
Road and stop dysentery effect；4, the present invention joined mineral matter element copper, zinc, manganese, the iron for promoting animal growth in the product, more
The deficiency of microelement in supplementary feeding material, while copper sulphate is decomposed to urea is lowered with synergistic effect, preferably performance product
Energy.
Specific embodiment
The present invention is further explained in the light of specific embodiments.
Embodiment 1
A kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep, by the raw material group of following weight percent content
At: urea 42%, corn flour 40%, urease inhibitor (N-(n-butyl) thiophosphoric triamide) 0.01%, bentonite 10%, powdered rice hulls 5%,
Sodium sulphate 1.64%, zinc sulfate (ZnSO4·H2O) 0.3%, copper sulphate (CuSO4·5H2O) 0.15%, manganese sulfate (MnSO4·5H2O)
0.1%, ferrous sulfate (FeSO4·H2O) 0.8%.
When this is used for the multifunctional slow-release type non-protein feed addictive preparation of cattle and sheep, corn is gone by clear miscellaneous and magnetic separation
After iron, crushed by 0.1mm sieve pore pulverizer；By smashed corn flour and urea, urease inhibitor (N-(n-butyl) thiophosphoric
Triamine), bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, manganese sulfate, ferrous sulfate precise in proportion, with equivalent
Incremental method is added mixing and blending machine and is sufficiently mixed each raw material uniformly；Uniformly mixed mixture is sent into bulking machine, in extruding
Extruding under conditions of 120 DEG C of chamber temperature, 2.5 megapascal of pressure, the gelatinization degree of corn flour is 80% after extruding, realizes the change of corn flour
Property simultaneously coats urea, obtains gelatinization type product；Gelatinization type product is cooled down, it is 40- that granularity is crushed to after cooling
80 mesh obtain the multifunctional slow-release type non-protein feed addictive for cattle and sheep.
Embodiment 2
A kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep, by the raw material group of following weight percent content
At: urea 70%, corn flour 10%, urease inhibitor (N-(n-butyl) thiophosphoric triamide) 0.03%, bentonite 2%, powdered rice hulls
11.02%, sodium sulphate 5%, zinc sulfate (ZnSO4·H2O) 0.8%, copper sulphate (CuSO4·5H2O) 0.05%, manganese sulfate (MnSO4·
5H2O) 0.8%, ferrous sulfate (FeSO4·H2O) 0.3%.
When this is used for the multifunctional slow-release type non-protein feed addictive preparation of cattle and sheep, corn is gone by clear miscellaneous and magnetic separation
After iron, crushed by 1.5mm sieve pore pulverizer；By smashed corn flour and urea, urease inhibitor (N-(n-butyl) thiophosphoric
Triamine), bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, manganese sulfate, ferrous sulfate precise in proportion, with equivalent
Incremental method is added mixing and blending machine and is sufficiently mixed each raw material uniformly；Uniformly mixed mixture is sent into bulking machine, in extruding
Extruding under conditions of 170 DEG C of chamber temperature, 3.5 megapascal of pressure, the gelatinization degree of corn flour is 90% after extruding, realizes the change of corn flour
Property simultaneously coats urea, obtains gelatinization type product；Gelatinization type product is cooled down, it is 40- that granularity is crushed to after cooling
80 mesh obtain the multifunctional slow-release type non-protein feed addictive for cattle and sheep.
Embodiment 3
A kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep, by the raw material group of following weight percent content
At: urea 54%, corn flour 22.8%, urease inhibitor (N-(n-butyl) thiophosphoric triamide) 0.03%, bentonite 6%, powdered rice hulls
15%, sodium sulphate 0.4%, zinc sulfate (ZnSO4·H2O) 0.6%, copper sulphate (CuSO4·5H2O) 0.12%, manganese sulfate (MnSO4·
5H2O) 0.5%, ferrous sulfate (FeSO4·H2O) 0.55%.
When this is used for the multifunctional slow-release type non-protein feed addictive preparation of cattle and sheep, corn is gone by clear miscellaneous and magnetic separation
After iron, crushed by 0.5mm sieve pore pulverizer；By smashed corn flour and urea, urease inhibitor (N-(n-butyl) thiophosphoric
Triamine), bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, manganese sulfate, ferrous sulfate precise in proportion, with equivalent
Incremental method is added mixing and blending machine and is sufficiently mixed each raw material uniformly；Uniformly mixed mixture is sent into bulking machine, in extruding
Extruding under conditions of 140 DEG C of chamber temperature, 3.0 megapascal of pressure, the gelatinization degree of corn flour is 85% after extruding, realizes the change of corn flour
Property simultaneously coats urea, obtains gelatinization type product；Gelatinization type product is cooled down, it is 40- that granularity is crushed to after cooling
80 mesh obtain the multifunctional slow-release type non-protein feed addictive for cattle and sheep.
Embodiment 4
A kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep, by the raw material group of following weight percent content
At: urea 60%, corn flour 25%, urease inhibitor (N-(n-butyl) thiophosphoric triamide) 0.02%, bentonite 5%, powdered rice hulls
6.68%, sodium sulphate 2%, zinc sulfate (ZnSO4·H2O) 0.5%, copper sulphate (CuSO4·5H2O) 0.1%, manganese sulfate (MnSO4·
5H2O) 0.2%, ferrous sulfate (FeSO4·H2O) 0.5%.
When this is used for the multifunctional slow-release type non-protein feed addictive preparation of cattle and sheep, corn is gone by clear miscellaneous and magnetic separation
After iron, crushed by 1.0mm sieve pore pulverizer；By smashed corn flour and urea, urease inhibitor, bentonite, powdered rice hulls,
Mixing and blending machine is added with equal increments method in sodium sulphate, zinc sulfate, copper sulphate, manganese sulfate, ferrous sulfate precise in proportion
Each raw material is sufficiently mixed uniformly；Uniformly mixed mixture is sent into bulking machine, in 150 DEG C of Builking cavity temperature, pressure 3.0 million
Extruding under conditions of pa, the gelatinization degree of corn flour is 90% after extruding, realizes the denaturation of corn flour and coats to urea, obtains
To gelatinization type product；Gelatinization type product is cooled down, it is that 40-80 mesh obtains more function for cattle and sheep that granularity is crushed to after cooling
It can slow-release non-protein feed addictive.
The present invention is used for the multifunctional slow-release type non-protein feed addictive application method of cattle and sheep: in use, by of the invention
Feed addictive is made an addition in ruminant fine fodder with 1% weight ratio, feeding after being sufficiently mixed uniformly.
Product testing:
1, product stability is tested:
In the multifunctional slow-release type non-protein feed addition for cattle and sheep that room temperature (0 DEG C -30 DEG C) prepares the embodiment of the present invention 4
Agent reserved sample observing, detection case are as shown in table 1.
1 product reserved sample observing testing result of table
Conclusion: product stability experiments have shown that, product of the present invention quality under the conditions of normal temperature storage is relatively stable.
2, feeding experiment:
(1) test objective: by testing ruminant fed, the feeding effect of product of the present invention is observed.
(2) object is fed:
A, sheep B, growing cattle C, finished cattle are bred as
Same type of health to be selected for examination ox and for examination sheep, is randomly divided into two groups (test group and control groups), head number is shown in Table 5,
The formal examination phase was transferred to after 7-10 days preliminary trial periods.
Two groups for examination sheep, the forage supply amount for trying ox, uniform quality, feeding and management method is consistent, unique difference
Place is multifunctional slow-release type non-protein feed addictive prepared by the test group fine fodder supplement embodiment of the present invention 4, and control group only adds
Add the urea of same ratio；It is gregarious to herd, grouping point circle supplementary feeding.
(3) feeding management requirement
For the accurate of guarantee test result, it is desirable that:
It is wanted expelling parasite (helminth including in vitro and in vivo) before a fattening, expelling parasite stomach invigorating is the key link fattened during cattle and sheep.
After cattle and sheep are bought, fattening starts the preceding stomach invigorating that is about to begin in 2 days, can take vinegar or in wheat bran plus digestive powder, later in one
First time expelling parasite is carried out in all, and strictly cleans and sterilize animal house, eliminates pathogeny.
B cowshed temperature is not less than 0 DEG C, is not higher than 27 DEG C；Sheep hurdle temperature is not less than 0 DEG C, is not higher than 25 DEG C.Therefore, generally
Preferably fall and winter fattening.
It cannot drink water at once after c feeding.
(4) daily ration is constituted:
Be bred as sheep: fine fodder ratio is 40%, and roughage ratio is 60%.
Growing cattle: fine fodder ratio is 80%, and roughage ratio is 20%.
Finished cattle: fine fodder ratio is 75%, and roughage ratio is 25%.
A, incubation sheep test group Concentrate formula is as shown in table 2, and control group directly adds urea in proportion.
Table 2 is bred as sheep test group Concentrate formula
B, growing cattle test group Concentrate formula is as shown in table 3, and control group directly adds urea in proportion.
3 growing cattle test group Concentrate formula of table
C, finished cattle test group Concentrate formula is as shown in table 4, and control group directly adds urea in proportion.
4 finished cattle test group Concentrate formula of table
4, test item
A claims to survey the whole story weight for trying cattle and sheep, carries out food consumption record；
B reacts (intoxication conditions) after counting use.
5, test result and analysis
(1) (see Table 5) is counted for examination cattle and sheep whole story weight
Table 5 is for trying cattle and sheep whole story weight statistical result
Conclusion: under identical feeding and management condition, the incubation sheep test group of product of the present invention is supplemented, control group is compared in average daily gain
It is high by 21.9%, illustrate that comprehensive benefit improves 21.9%；The growing cattle test group of product of the present invention is supplemented, control group is compared in average daily gain
It is high by 34.9%, illustrate that comprehensive benefit improves 34.9%；The finished cattle test group of product of the present invention is supplemented, control group is compared in average daily gain
It is high by 21.7%, illustrate that comprehensive benefit improves 21.7%；Test group is healthy and strong, and fur is bright, and without phenomenon of having loose bowels, and control group is a
Do not occur having loose bowels and the phenomenon that rough coat.Above data explanation, product of the present invention improves the utilization rate of urea, with it is other at
Divide common collaboration, plays the role of supplement mineral trace element nutrition, promotion is grown, prevention and treatment intestines problem.
(2) security situation observation statistics (see Table 6)
6 security situation of table observes statistical result
Conclusion: analyzing this comparative test safety conditions, and slight poisoning 5, serious poisoning 1, examination occur for overall control group
Group is tested without generation intoxicating phenomenon；After generation poisoning is primarily due to urea decomposition, ammonia rate of release is too fast, and rumen microorganism comes
Not as good as synthesising thalli protein, caused by causing ammonia concentration excessively high, test group because having fed product of the present invention, urea decomposes speed
Degree is lowered, and the concentration of blood ammonia is in controlled range, so acting normally.
Performance summary: for product to the feeding experiment repeatedly of ruminant, effect is fine through the invention.For beef cattle growth
Urea desorption column is effectively improved to sheep up to 21.9% or more up to 21.7%-34.9%, reduces ammonia poisoning, supplement trace member
Plain nutrition prevents cattle and sheep intestines problem, to promoting cattle and sheep growth and development to have apparent synergistic effect, in the herbvore family such as cattle and sheep deer
It has a good application prospect in poultry animal husbandry.
Claims (6)
1. a kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep, it is characterised in that: by following weight percent
The raw material of content forms: urea 42-70%, starch 10-40%, urease inhibitor 0.01-0.03%, bentonite 2-10%, powdered rice hulls
5-15%, sodium sulphate 0.4-5%, mineral trace element 0.75-2.55%.
2. a kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep according to claim 1, feature exist
In: the mineral trace element is made of the raw material of following weight percent content: zinc sulfate 0.3-0.8%, copper sulphate
0.05-0.15%, manganese sulfate 0.1-0.8%, ferrous sulfate 0.3-0.8%.
3. a kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep according to claim 2, feature exist
In: it is made of the raw material of following weight percent content: urea 60%, starch 25%, urease inhibitor 0.02%, bentonite 5%, rice
Shell powder 6.68%, sodium sulphate 2%, zinc sulfate 0.5%, copper sulphate 0.1%, manganese sulfate 0.2%, ferrous sulfate 0.5%.
4. a kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep according to claim 1 to 3,
Be characterized in that: the starch is corn flour.
5. a kind of multifunctional slow-release type non-protein feed addictive for cattle and sheep according to claim 1 to 3,
Be characterized in that: the urease inhibitor is N-(n-butyl) thiophosphoric triamide.
6. a kind of preparation method of the multifunctional slow-release type non-protein feed addictive for cattle and sheep: it is characterized in that this method packet
Include following steps:
A, corn is crushed after clear miscellaneous and magnetic separation de-iron by 0.1-1.5mm sieve pore pulverizer；
B, by smashed corn flour and urea, urease inhibitor, bentonite, powdered rice hulls, sodium sulphate, zinc sulfate, copper sulphate, sulphur
Sour manganese, ferrous sulfate precise in proportion are added mixing and blending machine with equal increments method and are sufficiently mixed each raw material uniformly；
C, uniformly mixed mixture is sent into bulking machine, in the item of 120-170 DEG C of Builking cavity temperature, pressure 2.5-3.5 megapascal
Extruding under part, the gelatinization degree of corn flour is 80-90% after extruding, realizes the denaturation of corn flour and coats to urea, is pasted
Change type product；
D, gelatinization type product is cooled down, it is that 40-80 mesh obtains the multifunctional slow-release for cattle and sheep that granularity is crushed to after cooling
Type non-protein feed addictive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300211.XA CN109997975A (en) | 2019-04-15 | 2019-04-15 | A kind of multifunctional slow-release type non-protein feed addictive and preparation method thereof for cattle and sheep |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300211.XA CN109997975A (en) | 2019-04-15 | 2019-04-15 | A kind of multifunctional slow-release type non-protein feed addictive and preparation method thereof for cattle and sheep |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1418566A (en) * | 2001-11-12 | 2003-05-21 | 内蒙古自治区粮食科学研究设计所 | Non-protein nitrogen retardative-released fodder adaptable to ruminant, and its prodn. method |
-
2019
- 2019-04-15 CN CN201910300211.XA patent/CN109997975A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1418566A (en) * | 2001-11-12 | 2003-05-21 | 内蒙古自治区粮食科学研究设计所 | Non-protein nitrogen retardative-released fodder adaptable to ruminant, and its prodn. method |
Non-Patent Citations (1)
| Title |
|---|
| 涂海羽等: "脲酶抑制剂调控非蛋白氮饲料利用技术的研究现状", 《中国畜牧兽医》 * |
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