CN104585507B - A kind of feeding prebiotic type acidulant of green and preparation method thereof - Google Patents
A kind of feeding prebiotic type acidulant of green and preparation method thereof Download PDFInfo
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- CN104585507B CN104585507B CN201510044173.8A CN201510044173A CN104585507B CN 104585507 B CN104585507 B CN 104585507B CN 201510044173 A CN201510044173 A CN 201510044173A CN 104585507 B CN104585507 B CN 104585507B
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Abstract
The invention discloses a kind of feeding prebiotic type acidulant of green, include the component of following mass percent:60% phosphoric acid solid powder 0 5%；35% lactic acid solid powder 28 60%；60% n-butyric acie solid powder 3 14%；Solid organic acid 30 45%；Disodium hydrogen phosphate 0 6%；Calcium formate 0 13%；Prebiotics 0 10%；Fill carrier 0 6%.The present invention is by adding disodium hydrogen phosphate and organic acid or inorganic acid (citric acid or phosphoric acid etc.) composition buffering pair, increase the buffer capacity of acidulant, make it in gastric phase sustainable maintenance pH3 4 or so, be effectively improved and reload or weaning stress, and suppress the growth of intestinal phase harmful bacteria.
Description
Technical field
The present invention relates to field of feed additive technology, more specifically to a kind of feeding prebiotic type acidulant of green
And preparation method thereof.
Background technology
Productivity effect is paid attention in modern intensiveization cultivation, and high-energy, high protein ration are the primary hands for pursuing high benefit
Section.Young age livestock and poultry are due to gut development imperfection, and digestive ferment and gastric acid secretion deficiency are poor to the digestion power of nutrient, because
The intake of this large amount of high nutrition concentration daily ration necessarily causes indigestion, causes alimentary canal leading portion flatulence, inverse phenomenon of vomitting occurs.Together
Shi great Liang high concentrations do not digest nutrient causes intestinal flora unbalance in accumulation, the fermentation of hindgut, and then triggers indigestion, with
The extension of time, pathogenic bacteria amount reproduction, the problems such as ultimately resulting in pathologic diarrhea or toxaemia.In order to alleviate such situation,
A certain amount of antibiotic would generally be used in breeding process, but with continuous attention food-safe both at home and abroad, nonreactive daily ration
Use become the trend of following aquaculture development.
Fodder acidulant, which is presently considered to be, can effectively alleviate indigestion, the green for maintaining intestinal health, health addition
One of agent.Its mechanism of action has two：It by reduce livestock and poultry diet is sour power to be first, alleviates fish meal, dregs of beans, phosphoric acid in daily ration
Hydrochloric acid in gastric juice caused by the sour power daily ration of the contour system of hydrogen calcium consumes, and keeps pH environment suitable in young animal stomach, promotes pepsin
Activation, improve the rate of digestion of daily ration.
Acidulant product is mainly combined by inorganic acid and organic acid at present, by livestock and poultry palatability, processing technology and into
This limitation, the major function of acidulant product are still limited to reduce feed system acid power.Sent out according to the investigation to 8 kinds of market products
Existing, the aqueous acidulating agent solution of 1%-2% does not have the function of suppressing Escherichia coli substantially.And with green, environmental protection, ecologic breeding
Proposition, animal husbandry reversing the property depended on unduly to antibiotic.Chinese invention patent CN102948610A was in public affairs in 2013
A kind of feeding biological organic compound acidulant has been opened, has included each component of following parts by weight：20-40 parts of lactic acid, citric acid 5-10
Part, 5-10 parts of fumaric acid, 2-5 parts of formic acid, 2-5 parts of propionic acid, 3-5 parts of phosphoric acid, 1-3 parts of bacillus subtilis, xylo-oligosaccharide 1-3
Part, 20-40 parts of white carbon, 1-2 parts of hawthorn powder, 1-2 parts of wrinkled giant hyssop powder, 1-2 parts of rhizoma atractylodis, 1-2 parts of cassia twig, 1-2 parts of cordate houttuynia, illiteracy are de-
3-5 parts of mountain flour, 1-2 parts of Macrogol 4000.This research department has carried out grinding for acidic group part according to two examples in the patent
Study carefully, it turns out that, the pH value of two 1% aqueous solutions of formula is 2.28-2.50, and buffer capacity is 0.6-0.8mL (1% aqueous solutions
PH value changes the volume that a unit consumes 1mol/L NaOH solutions), for livestock and poultry diet, buffer capacity is poor.
In addition, attempt to adjust organismic internal environment by the addition of Chinese herbal medicine in the patent, but its formula rate is only 1-2 parts, effect effect
Fruit and foodsafety are still to be tested.
Chinese invention patent CN201110068163.X disclosed a kind of feed composite protection type acidulant life in 2011
Production method, and disclose three kinds of acidulants (inorganic type, organic type, organic acid salt form) in background section.Wherein three kinds of agent
Type is respectively based on phosphoric acid (concentration is 30-60%), lactic acid (concentration 20-40%) and calcium lactate (concentration 30%), but originally
Research department's research finds that phosphoric acid belongs to middle strong acid, has stronger corrosivity, and addition at high proportion causes livestock and poultry stomach pH value rapid
Reduce, cause acid poisoning；And the acidulant pH value regulating power based on lactic acid (organic acid) and calcium lactate (organic acid calcium salt) compared with
Difference, it in stomach is sour power that can not effectively reduce feed, and price is higher.
Therefore inorganic acid, organic acid or acylate is used alone can not meet effectively to reduce feed system acid power and life at the same time
Produce the demand of cost.In addition, for the suitable ratio of adsorption of liquid acid and adsorbent (puffing grade silicon dioxide) in invention in the past
Do not clearly define.Due to the intrinsic volatility of acidulant and strong hygroscopicity feature, make its adsorb and drying course in easily
Cause the loss of effective content, it is difficult to ensure quality of finished.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of the prior art, there is provided a kind of feeding green benefit
Raw type acidulant and preparation method thereof.
Researched and developed present invention is generally directed to green nonreactive daily ration additive, its mechanism of action mainly maintains intestinal health.
Technical solution is used by solving its technical problem：A kind of feeding prebiotic type acidulant of green, including following quality hundred are provided
The component of fraction:
The prebiotic type acidulant of feeding green of the present invention, wherein, the 60% phosphoric acid solid powder by 85% phosphoric acid and
White carbon mixing composition.The main function of phosphoric acid is the pH value for adjusting acidulant, it, which is added, can quickly reduce chyme under one's belt
PH value, reduces consumption of the alkaline feed raw material to HCl in stomach, promotes the digestive ferments such as pepsin, trypsase, chymotrypsin
Normal secretions.
The prebiotic type acidulant of feeding green of the present invention, wherein, the 35% lactic acid solid powder by 80% lactic acid and
White carbon mixing composition.
The prebiotic type acidulant of feeding green of the present invention, wherein, the 60% n-butyric acie solid powder is by 99% positive fourth
Acid and white carbon mixing composition.
The prebiotic type acidulant of feeding green of the present invention, wherein, the solid organic acid is selected from Citric Acid Mono, nothing
It is more than one or both of water citric acid, fumaric acid.It is disconnected that data shows that the formic acid of addition 1.25% in daily ration can significantly reduce
Ammonia content in milk piglet stomach and small intestine, formic acid, fumaric acid, citric acid can significantly improve weanling pig and the feed consumption of fattening pig increases
Compare again, wherein fumaric acid influences daily gain and daily ingestion amount notable.As it can be seen that organic acid can be effectively improved growth of animals or poultry performance,
Reduce environmental pollution, be the optimal selection for being acidified agent prescription.
The prebiotic type acidulant of feeding green of the present invention, wherein, the prebiotics is selected from chitosan oligosaccharide, fructooligosaccharide, wood
It is more than one or both of oligosaccharides, inulin.The addition of the prebioticses such as chitosan oligosaccharide, fructooligosaccharide, xylan can be both protected on enteron aisle
Chrotoplast, while adequate nutrients can be provided for the beneficial microbe in animal and bird intestines, promote beneficial microorganism increment, maintain intestines
The dynamic equilibrium of road normal flora.
The prebiotic type acidulant of feeding green of the present invention, wherein, the filling carrier is selected from diatomite, anhydrous grape
It is more than one or both of sugar, fine bran.The selection of the filling carrier can effectively reduce product cost.
The organic acid of the present invention includes liquid acid and solid acid at room temperature, and wherein liquid acid is preferably lactic acid and positive fourth
Acid, solid acid are preferably Citric Acid Mono, anhydrous citric acid, fumaric acid.
The organic acid of the present invention includes liquid acid and solid acid at room temperature, and wherein liquid acid is preferably lactic acid and positive fourth
Acid, solid acid are preferably Citric Acid Mono, anhydrous citric acid, fumaric acid.And for inorganic acid, its dissociation constant Ka values
Relatively low, it is slower to discharge the speed of H+, therefore, to achieve the purpose that quickly to reduce pH value in stomach, it is contemplated that addition part inorganic acid.
Secondly, it is to suppress enteric pathogenic bacteria growth and breeding, changes intestinal microflora, safeguard intestinal health.In addition, lactic acid mainly resists
Bacterium, formic acid have broad spectrum antibacterial.Therefore, it is feeding of the present invention to select suitable organic acid and inorganic acid and carry out rational proportion
One of core content with acidulant prescription.
The present invention also provides a kind of preparation method of the feeding prebiotic type acidulant of green described above, include the following steps：
The crushing of raw material：Be 20-25 DEG C in temperature, under the conditions of humidity 60%-70%, by the 60% phosphoric acid solid powder,
35% lactic acid solid powder, 60% n-butyric acie solid powder, solid organic acid, disodium hydrogen phosphate, calcium formate, prebiotics, filling carrier
Crush respectively, cross 60 mesh sieves, it is spare；
The mixing of raw material：It is 20-25 DEG C in temperature, under the conditions of humidity 60%-70%, 60% phosphorus that above-mentioned steps are obtained
Sour solid powder, 35% lactic acid solid powder, 60% n-butyric acie solid powder, solid organic acid, disodium hydrogen phosphate, calcium formate, prebiotics
It is sufficiently mixed uniformly with filling carrier to obtain the final product.
The preparation method of the prebiotic type acidulant of feeding green of the present invention, wherein, the 60% phosphoric acid solid powder
Preparation method is as follows：Appropriate white carbon and 85% phosphoric acid are weighed, the sprinkling of 85% phosphoric acid is added in load weighted white carbon, stirring
White powder is obtained, after sealing is aged 24h, obtains 60% phosphoric acid solid powder.
The preparation method of the prebiotic type acidulant of feeding green of the present invention, wherein, the 35% lactic acid solid powder
Preparation method is as follows：Appropriate white carbon and 80% lactic acid are weighed, the sprinkling of 80% lactic acid is added in load weighted white carbon, stirring
White powder is obtained, after sealing is aged 24h, obtains 35% lactic acid solid powder.
The preparation method of the prebiotic type acidulant of feeding green of the present invention, wherein, the 60% n-butyric acie solid powder
Preparation method it is as follows：Appropriate white carbon and 99% n-butyric acie are weighed, the sprinkling of 99% n-butyric acie is added into load weighted white carbon
In, white powder is stirred to obtain, after sealing is aged 24h, obtains 60% n-butyric acie solid powder.
Implement prebiotic type acidulant of feeding green of the present invention and preparation method thereof, have the advantages that：
The present invention is increased by adding disodium hydrogen phosphate and organic acid or inorganic acid (citric acid or phosphoric acid etc.) composition buffering pair
The buffer capacity of acid adding agent, makes it in gastric phase sustainable maintenance pH3-4 or so, is effectively improved and reloads or weaning stress and suppress
Intestinal phase harmful bacteria is grown.
The addition of n-butyric acie can inhibit the breeding of the pernicious bacterias such as Escherichia coli in enteron aisle, salmonella, maintain enteron aisle to be good for
Health；And the selectivity addition of prebiotics both can form protective film in animal intestinal tract epithelium, suppress damage of the harmful bacteria to enteron aisle, together
When or the intrinsic beneficial bacterium growth and breeding of enteron aisle nutrient source, enteron aisle can be reached by the selection sexual reproduction of each flora of enteron aisle
Flora dynamic equilibrium, protects intestinal health.
In addition, the present invention phosphoric acid, lactic acid, the n-butyric acie selected are liquid acid, phosphoric acid is liquid mineral acid, lactic acid, just
Butyric acid is liquid organic acid；The present invention will be remixed using adsorbent white carbon after liquid acid absorption solidification, and solid by detecting
Effective acid content after body, can effectively realize key point control, ensure acidulant final product quality.
Acidulant corrosivity provided by the present invention is low, and cushion effect is strong, can effectively strengthen young age livestock and poultry abilities of digestive and absorption,
Intestinal tract injury caused by preventing the stress factors such as wean, environment simultaneously reduces medication.
Embodiment
In the following, with reference to embodiment, the present invention is described further：
Laboratory operating procedures of the present invention are the step of this area routine, and material used is commercially available.
5 embodiments and 1 comparative example are prepared using the feeding prebiotic type acidulant of green provided by the invention, it is described
The mass percent of the acidulant component of embodiment and comparative example is as shown in table 1.
The mass percent (%) of 1 acidulant each component of table
Wherein, 60% phosphoric acid solid powder prepare it is as follows：200.0 grams of white carbon accurately is weighed in mixer, and sprinkling adds
Enter 480 grams of 85% phosphoric acid liquid.60 mesh sieves are crossed in mixing after twenty minutes, and it is that phosphoric acid is consolidated to be then charged into aluminium foil bag sealing ageing 24h
Body powder.The phosphoric acid solid powder made is according to GB3149-2004 standard test phosphorus acid contents.The phosphoric acid solid prepared in the present invention
Phosphorus acid content is 60% in powder.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
Preparing for 35% lactic acid solid powder is as follows：300 grams of white carbon accurately is weighed in mixer, and sprinkling adds 80%
233.3 grams of lactic acid liquid.60 mesh sieves are crossed in mixing after twenty minutes, and it is lactic acid solid powder to be then charged into aluminium foil bag sealing ageing 24h.
The lactic acid solid powder made is according to GB/T 23877-2009 standard test lactic acid contents.The lactic acid solid made in the present invention
Lactic acid content is 35% in powder.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
Preparing for 60% n-butyric acie solid powder is as follows：200 grams of white carbon accurately is weighed in mixer, and sprinkling adds 99%
307.7 grams of n-butyric acie liquid.60 mesh sieves are crossed in mixing after twenty minutes, and it is that n-butyric acie is consolidated to be then charged into aluminium foil bag sealing ageing 24h
Body powder.The n-butyric acie solid powder made is according to QB/T 2796-2010 standard test butyric acid contents.The fourth prepared in the present invention
Butyric acid content is 60% in sour solid powder.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
Preparing for 30% phosphoric acid solid powder is as follows：200 grams of white carbon accurately is weighed in mixer, and sprinkling adds 85% phosphorus
109.1 grams of acid solution body.60 mesh sieves are crossed in mixing after twenty minutes, and it is phosphoric acid solid powder to be then charged into aluminium foil bag sealing ageing 24h.System
The phosphoric acid solid powder performed is according to GB3149-2004 standard test phosphorus acid contents.Phosphorus in the phosphoric acid solid powder prepared in the present invention
Acid content is 30%.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
Preparing for 17% lactic acid solid powder is as follows：300 grams of white carbon accurately is weighed in mixer, and sprinkling adds 80%
81.0 grams of lactic acid liquid.60 mesh sieves are crossed in mixing after twenty minutes, and it is lactic acid solid powder to be then charged into aluminium foil bag sealing ageing 24h.
The lactic acid solid powder made is according to GB/T 23877-2009 standard test lactic acid contents.The lactic acid solid made in the present invention
Lactic acid content is 17% in powder.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
Preparing for 30% n-butyric acie solid powder is as follows：200 grams of white carbon accurately is weighed in mixer, and sprinkling adds 99%
87.0 grams of n-butyric acie liquid.60 mesh sieves are crossed in mixing after twenty minutes, and it is n-butyric acie solid to be then charged into aluminium foil bag sealing ageing 24h
Powder.The n-butyric acie solid powder made is according to QB/T 2796-2010 standard test butyric acid contents.The butyric acid prepared in the present invention
Butyric acid content is 30% in solid powder.It is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
The crushing of remaining component：It it is 20-25 DEG C in temperature, under the conditions of humidity 60%-70%, by Citric Acid Mono, rich horse
Acid, disodium hydrogen phosphate, calcium formate, prebiotics, filling carrier crush respectively, cross 60 mesh sieves, spare.
The mixing of raw material：According to the mass percentage content of acidulant component in table 1, each component is weighed respectively and adds mixing
In machine, mixing after twenty minutes, carries out weighing packing, and it is 20-25 DEG C that indoor temperature is maintained in operating process, humidity 60%-70%.
In the following, carrying out influence experiment of the acidulant to yellow-feather broiler production performance, the observation present invention prepare 5 is feeding green
The influence that the embodiment of the prebiotic type acidulant of color and the acidulant of comparative example produce yellow-feather broiler production performance.
1. materials and methods
1.1 experimental animals and feeding management
Health, uniform 0 age in days yellow-feather broiler, 2000 plumage of weight are chosen, 40 columns are randomly divided into according to weight, per 50, column,
Difference control≤0.05g between the final weight per column.
Feeding management is carried out according to the normal feeding management system of experiment chicken house, and all experiment broiler chicken whole process are that ground is put down
Support, experiment daily ration is particulate material, free choice feeding and drinking-water, breeding cycle 63 days.
Immune programme：1 age in days, ewcastle disease+infective bronchitis+bursa of farbricius triple vaccine eye droppings；1-3 ages in days, 0.2%
Fortimicin is drunk water；6 ages in days, bursa of fabricius vaccine drinking-water；10 ages in days, H 5 N 1 avian influenza+ewcastle disease inactivated vaccine injection；15 days
Age, ewcastle disease+infectiousness bronchitis bigeminy vaccine-containing drinking water；24 ages in days, infectious laryngotracheitis vaccine+infective bronchitis
Vaccine-containing drinking water.
1.2 experimental design
Experiment uses single factor test completely random district's groups experimental design.3 groups are set altogether, are respectively (negative pair of antibiotic control group
According to), nonreactive blank control group (positive control), nonreactive blank control group+acidulant group 1 (embodiment 1), nonreactive blank control group+
Acidulant group 2 (embodiment 2), nonreactive blank control group+acidulant group 3 (embodiment 3), nonreactive blank control group+acidulant group 4
(contrast is implemented for (embodiment 4), nonreactive blank control group+acidulant group 5 (embodiment 5), nonreactive blank control group+acidulant group 6
Example), every group of 5 repetitions, are each repeated as 1 column.Acidulant additive amount is the chicken stage 1 ‰, in, the big chicken stage 2 ‰.
1.3 experiment daily rations
Experimental basis diets of different nutrition level is with reference to Chinese yellow-feather broiler nutritional need (2004) and combines actual production progress
Setting, refers to table 2-3.
2 experimental basis Diet Formula of table and trophic level (%)
| Project | 0-21 ages in days | 22-42 ages in days | 43-63 ages in days |
| Two level corn | 396.6 | 233.0 | 257.0 |
| Three-level hard wheat | 200.0 | ||
| Import sorghum | 399.8 | 400.1 | |
| Dregs of beans 43% | 334.0 | 286.9 | 252.8 |
| Level Four soybean oil | 26.7 | 37 | 50.2 |
| Calcium monohydrogen phosphate | 18.1 | 17.5 | 15.9 |
| Mountain flour | 9.7 | 9.3 | 9.2 |
| Salt | 3.3 | 2.8 | 2.5 |
| Solid methionine 98% | 2.7 | 3.12 | 2.15 |
| Lysine 70% | 2.5 | 2.7 | 2.0 |
| Threonine | 0.4 | 0.88 | 0.65 |
| Chicken premix | 4.0 | ||
| Middle chicken premix | 4.0 | ||
| Big chicken premix | 4.0 | ||
| Choline chloride (50%) | 1.0 | 1.0 | 1.0 |
| Sodium bicarbonate | 1.0 | 1.5 | |
| Acidulant | 1.0 | 2.0 | 2.0 |
| It is total | 1000 | 1001 | 1001 |
The trophic level (%) of 3 experimental basis Diet Formula of table
| Project | 0-21 ages in days | 22-42 ages in days | 43-63 ages in days |
| Moisture | 12.90 | 12.35 | 12.29 |
| Thick protein | 20.50 | 18.50 | 17.00 |
| Crude fat | 4.71 | 5.90 | 7.26 |
| Crude fibre | 2.74 | 2.41 | 2.32 |
| Calcium | 0.90 | 0.85 | 0.80 |
| Total phosphorus | 0.70 | 0.65 | 0.61 |
| Sodium | 0.16 | 0.16 | 0.16 |
| Chicken metabolic energy, kcal/kg | 2900 | 3050 | 3150 |
| Lysine | 1.21 | 1.10 | 0.98 |
1.4 growth performance testing indexs
Respectively at 0,21,42 and 63 age in days, feeding coal, surplus doses and tested chicken empty body weight are weighed respectively by repetition
(after fracture 8h), calculate the examination of each stage each group just counterpoise, the last counterpoise of examination, Average weight increasing a day, feed consumption weightening than, average daily feed intake,
Survival rate.
Average daily feed intake=(feeding coal-surplus doses)/raising age in days
Average weight increasing a day=(last weight-initial weight)/raising age in days
Feed consumption weightening ratio=whole process food consumption total amount/total augment weight
1.5 health score assigning
Each repeating groups are chosen 2 close broiler chicken of weight and are butchered during off-test, to thoracic injury, sole damage and intestines
Road health status scores.
1.6 data statistical approach
Variance analysis is carried out to all test datas using the One-Way ANOVA of SAS (8.0) software, variance analysis is shown
Author carries out Multiple range test with LSD methods, is as a result represented with average ± standard error.
2. result and analysis
2.1 0-21 age in days growth period performances
Influence of 4 acidulant of table to 0-21 day-old chicks growth performances
Note：a-bDifference is extremely notable (P ＜ 0.03) between the female different expression averages of same column shoulder marking-up
By table 4 as it can be seen that negative control group, positive control group, embodiment 1-5 groups and the tested chicken of comparative example group are in 0-21 ages in days
The last counterpoise of stage examination, Average weight increasing a day, average daily feed intake, feed consumption increase weight than not showing obvious significant difference between survival rate,
But embodiment 1-5 group indices are superior to other three groups.
2.2 22-42 age in days growth period performances
The influence of the different acidulant centering chicken growth performance of table 5
Note：a-bDifference is extremely notable (P ＜ 0.03) between the female different expression averages of same column shoulder marking-up.
By table 5 as it can be seen that negative control group, positive control group and embodiment 1-5 groups and the tested chicken of comparative example group were on 22-43
The last counterpoise of age grade section examination, Average weight increasing a day, average daily feed intake, feed consumption weightening are poorer than not showing obvious statistics between survival rate
It is different, but embodiment 1-5 group indices are superior to other three groups.
2.3 43-63 age in days growth period performances
Influence of the different acidulants of table 6 to big chicken growth performance
Note：a-bDifference is extremely notable (P ＜ 0.03) between the female different expression averages of same column shoulder marking-up
By table 6 as it can be seen that embodiment 1-5 groups and comparative example group Average weight increasing a day are significantly higher than positive control group, but with negative pair
The level of signifiance is not reached according to group difference；The weightening of embodiment 1-5 groups feed consumption is more real than being substantially less than negative control group, positive control group and contrast
Apply a group.Each group difference of other indexs does not reach the level of signifiance.Illustrate that the effect of comparative example is slightly poorer than embodiment 1-5 groups,
As it can be seen that the effective content of lactic acid, phosphoric acid, n-butyric acie class I liquid I acid is to big chicken growth performance in the embodiment of the present invention 1-5 groups
Influence has an unexpected effect.
2.4 0-63 age in days growth period performances
Influence of the different acidulants of table 7 to broiler chicken whole process growth performance
Note：a-bDifference is extremely notable (P ＜ 0.03) between the female different expression averages of same column shoulder marking-up.
By table 7 as it can be seen that embodiment 1-5 group Average weight increasing a days are significantly higher than positive control group, but do not reached with negative control group difference
The level of signifiance, although and comparative example group Average weight increasing a day is higher than positive control group, with positive control group, negative control group difference not
Up to the level of signifiance；Each group difference of other indexs does not reach the level of signifiance.Illustrate that the effect of comparative example is organized than embodiment 1-5 to omit
Difference, it is seen then that the effective content of lactic acid, phosphoric acid, n-butyric acie class I liquid I acid is to the whole growth of broiler chicken in the embodiment of the present invention 1-5 groups
The influence of performance has an unexpected effect.
Influence of 2.5 acidulants to Intestine of Broiler health status etc.
Influence of 8 acidulant of table to Intestine of Broiler health status etc.
Note：Every group is butchered 10 according to average weight at random.Intestinal health is divided into 0-4 points, and 0 point represents normally, 4 points
It is serious to represent damage, referring especially to Johnson＆Reid (1970).
By the data of table 8 as it can be seen that chest and sole the rate of injury and intestinal health the situation scoring of positive control group broiler chicken
Value is higher than embodiment 1-5 groups, comparative example group and negative control group.In addition, the score value of intestinal health and the productivity of broiler chicken
It can coincide substantially.Illustrate that embodiment 1-5 groups can improve intestinal health to a certain extent, improve bedding and padding quality (such as humidity),
Green additive substitution antibiotic can be used as.And the chest and sole the rate of injury and intestinal health of comparative example group broiler chicken
Situation score value is less than the score value of positive control group, and intestines can also be improved to a certain extent by illustrating the acidulant of comparative example group
Road health.
Acidulant of the present invention has substantially to improving yellow-feather broiler production performance and improving Intestine of Broiler health status
Effect, is the green additive that can replace antibiotic.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make other various
Corresponding change and deformation, and all these changes and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (11)
1. a kind of feeding prebiotic type acidulant of green, it is characterised in that include the component of following mass percent:
60% phosphoric acid solid powder 2.0-4.2%；
35% lactic acid solid powder 28.6%；
60% n-butyric acie solid powder 4.0-13.4%；
Solid organic acid 34.8-34.9%；
Disodium hydrogen phosphate 1.0-5.5%；
Calcium formate 5.0-12.8%；
Prebiotics 5.0-10%；
Fill carrier 5.0-5.2%.
2. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that the 60% phosphoric acid solid powder by
85% phosphoric acid and white carbon mixing composition.
3. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that the 35% lactic acid solid powder by
80% lactic acid and white carbon mixing composition.
4. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that the 60% n-butyric acie solid powder
It is made of 99% n-butyric acie and white carbon mixing.
5. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that the solid organic acid is selected from one
It is more than one or both of water citric acid, anhydrous citric acid, fumaric acid.
6. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that it is few that the prebiotics is selected from shell
It is more than one or both of sugar, fructooligosaccharide, wood oligose, inulin.
7. the prebiotic type acidulant of feeding green according to claim 1, it is characterised in that the filling carrier is selected from diatom
It is more than one or both of soil, DEXTROSE ANHYDROUS, fine bran.
It is 8. a kind of such as the preparation method of the prebiotic type acidulant of the feeding green of claim 1-7 any one of them, it is characterised in that
Include the following steps：
The crushing of raw material：It it is 20-25 DEG C in temperature, under the conditions of humidity 60%-70%, by the 60% phosphoric acid solid powder, 35% lactic acid
Solid powder, 60% n-butyric acie solid powder, solid organic acid, disodium hydrogen phosphate, calcium formate, prebiotics, filling carrier crush respectively,
60 mesh sieves are crossed, it is spare；
The mixing of raw material：It is 20-25 DEG C in temperature, under the conditions of humidity 60%-70%, 60% phosphoric acid solid that above-mentioned steps are obtained
Powder, 35% lactic acid solid powder, 60% n-butyric acie solid powder, solid organic acid, disodium hydrogen phosphate, calcium formate, prebiotics and filling carry
Body is sufficiently mixed uniformly to obtain the final product.
9. the preparation method of the prebiotic type acidulant of feeding green according to claim 8, it is characterised in that 60% phosphorus
The preparation method of sour solid powder is as follows：Appropriate white carbon and 85% phosphoric acid are weighed, the sprinkling of 85% phosphoric acid is added into load weighted hard charcoal
In black, white powder is stirred to obtain, after sealing is aged 24h, obtains 60% phosphoric acid solid powder.
10. the preparation method of the prebiotic type acidulant of feeding green according to claim 8, it is characterised in that 35% breast
The preparation method of sour solid powder is as follows：Appropriate white carbon and 80% lactic acid are weighed, the sprinkling of 80% lactic acid is added into load weighted hard charcoal
In black, white powder is stirred to obtain, after sealing is aged 24h, obtains 35% lactic acid solid powder.
11. the preparation method of the prebiotic type acidulant of feeding green according to claim 8, it is characterised in that described 60% just
The preparation method of butyric acid solid powder is as follows：Appropriate white carbon and 99% n-butyric acie are weighed, the sprinkling of 99% n-butyric acie is added and is weighed
White carbon in, stir to obtain white powder, after sealing ageing 24h, obtain 60% n-butyric acie solid powder.
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| CN106551096A (en) * | 2015-09-30 | 2017-04-05 | 陈国寿 | A kind of acidulant of the highly concentrated miniature of environmentally friendly prebiotic type and preparation method thereof |
| CN105494949A (en) * | 2015-12-09 | 2016-04-20 | 上海欧耐施生物技术有限公司 | Antibacterial composite acidifier for poultry |
| CN107712313A (en) * | 2017-10-30 | 2018-02-23 | 漳州傲农牧业科技有限公司 | A kind of feeding compound acidulant and its preparation method and application |
| CN108029883A (en) * | 2017-12-29 | 2018-05-15 | 佛山市南海东方澳龙制药有限公司 | Complex organic acidifier and its preparation method and application |
| CN110447774A (en) * | 2019-09-11 | 2019-11-15 | 广东省农业科学院动物科学研究所 | A kind of yellow-feather broiler fodder improving nutritive value |
| CN112458132A (en) * | 2020-11-17 | 2021-03-09 | 汕头大学 | Method for preparing multi-element antibacterial probiotic by using single raw material |
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