CN103947840A - Feed additive capable of saving feed protein consumption, production method and application thereof - Google Patents
Feed additive capable of saving feed protein consumption, production method and application thereof Download PDFInfo
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- CN103947840A CN103947840A CN201410112227.5A CN201410112227A CN103947840A CN 103947840 A CN103947840 A CN 103947840A CN 201410112227 A CN201410112227 A CN 201410112227A CN 103947840 A CN103947840 A CN 103947840A
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- 239000003674 animal food additive Substances 0.000 title abstract description 10
- 238000004519 manufacturing process Methods 0.000 title description 8
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 71
- 102000004169 proteins and genes Human genes 0.000 claims abstract description 41
- 108090000623 proteins and genes Proteins 0.000 claims abstract description 41
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims abstract description 38
- 241000287828 Gallus gallus Species 0.000 claims abstract description 28
- 235000015165 citric acid Nutrition 0.000 claims abstract description 24
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims abstract description 20
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- 102000009027 Albumins Human genes 0.000 description 2
- 108010088751 Albumins Proteins 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 235000019733 Fish meal Nutrition 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- KHPXUQMNIQBQEV-UHFFFAOYSA-N oxaloacetic acid Chemical compound OC(=O)CC(=O)C(O)=O KHPXUQMNIQBQEV-UHFFFAOYSA-N 0.000 description 2
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- ZSLZBFCDCINBPY-ZSJPKINUSA-N acetyl-CoA Chemical compound O[C@@H]1[C@H](OP(O)(O)=O)[C@@H](COP(O)(=O)OP(O)(=O)OCC(C)(C)[C@@H](O)C(=O)NCCC(=O)NCCSC(=O)C)O[C@H]1N1C2=NC=NC(N)=C2N=C1 ZSLZBFCDCINBPY-ZSJPKINUSA-N 0.000 description 1
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Classifications
-
- 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
-
- 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
-
- 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
-
- 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
Abstract
The invention belongs to the field of animal feed additives, and discloses a feed additive capable of saving feed protein consumption, a preparation method and an application thereof. According to the present invention, the feed additive contains lactic acid, citric acid, ferrous fumarate and a feed-grade carrier. The feed additive preparation method comprises: mixing lactic acid and a carrier, carrying out absorption of the carrier, adding citric acid and ferrous fumarate, and uniformly stirring and mixing to obtain the feed additive capable of saving feed protein consumption, wherein the feed additive capable of saving feed protein consumption is added to livestock and poultry breeding feeds, especially chicken breeding feeds, according to a certain ratio so as to reduce consumption of the protein raw material in the compound feed.
Description
Technical field
The invention belongs to animal feed additive field, be specifically related to a kind of feed addictive and method for making and application of saving feed protein consumption.
Background technology
In recent years, along with social fast development, people's living standard is greatly improved and improves, demand to livestock products is doubled and redoubled, impel the fast development of China's animal husbandry and feed industry, also cause and raise the nervous and short of livestock and poultry required feedstuff resource, particularly protein resource simultaneously.It is predicted, within 2010, to the year two thousand twenty, the difference of China's protein feeds is 2,400 ten thousand tons to 4,800 ten thousand tons, and puffed soybean difference is 2,560 ten thousand tons.The protein mean value that animal produces is equivalent to 32% of whole concentrated feed resource gross proteins, takes in per capita a 25g animal protein moon be converted into the calculating of livestock and poultry feed protein, 1,300,000,000 3,700 ten thousand tons of population 1 year needs protein by China.In addition the distribution of the feed resource of China is uneven, and corn and dregs of beans mainly concentrate on northeast, and south relatively lacks; Fish meal and meat meal tankage etc. are relatively abundant in coastal area and south.Animal slaughtering processing fent relatively disperses, and is difficult to collect processing and utilization.For a long time, dregs of beans is mainly usingd as protein feed raw material in China, causes dregs of beans supply day to be becoming tight, the price fluctuation that irregularly goes up.Due to overfishing, fishery resources are damaged, and fish meal price is also at continuous rise.Therefore, protein feed resource shortage is the subject matter that China's animal husbandry and feed industrial development face.Find and reduce the addition of protein in feed, the method for saving protein resource, remain the effective way of alleviating China's protein resource shortage.
Feed nutrition material is the material base that cultivated animals sustains life and produces, in animal use feed, the process of protein is: the animal feed of first searching for food, in feed, protein is degraded in several ways absorbent little peptide and amino acid in alimentary canal, the little peptide of hydrolysis and Amino Acid Absorption are in blood, animal use absorbs amino acid in body and little peptide compound body albumen, active material, fat, carbohydrate, or oxidation energy supply.Improve feed protein and digest and absorb rate, both can save feed protein resource, reduce cultivated animals cost, can reduce again the content of nitrogen in animal fecaluria, reduce aquaculture environmental pollution.Improve feed protein and digest and absorb the target that rate is Animal nutrition expert and animal production work person pursuit always.The method and approach that raising feed protein digests and absorbs rate has: 1. improve gastral digestive environments, improve the degradation capability of animal to protein; 2. improve alimentary canal absorbing state, improve its absorbability; 3. improve body synthesis capability, as far as possible the little peptide and the amino acid that absorb body are changed into body protein.
For improving the utilization ratio of nutrient in feed, the use amount of saving protein, can, by the effect of feed addictive, improve the sink effect of animal to feed.At present, openly reported the technology that some are relevant, the Chinese patent that is 201310088655.4 as application number discloses a kind of the composite of plant extracts and other active component that pass through, obtain a kind of composite feed additive that improves pig immunity and feed nutrient utilization rate, this pig's feed additive can improve the utilization ratio of nutrient in feed, reduce production costs, but complicated components, preparation cost is higher.
The shortcomings such as current feed addictive ubiquity complicated components, preparation cost be high, easily produce medicament residue, the slow and feed palatability of taking effect is poor.
Summary of the invention
In order to overcome the shortcoming and deficiency of prior art, primary and foremost purpose of the present invention is to provide a kind of feed addictive of saving feed protein consumption, this feed addictive carries out composite by organic acid and Organic Iron according to a certain percentage, by synergy, can improve the digestive utilization ratio of protein in livestock and poultry body in mixed feed, the use amount of effectively saving protein feeds raw material in mixed feed;
Another object of the present invention is to provide the above-mentioned preparation method who saves the feed addictive of feed protein consumption;
A further object of the present invention is to provide above-mentioned application of saving the feed addictive of feed protein consumption.
Object of the present invention is achieved through the following technical solutions:
Save a feed addictive for feed protein consumption, the component that comprises following weighing scale part: 5～8 parts of lactic acid; 1～2 part of citric acid; 0.1～0.2 part of ferrous fumarate.
Save a feed addictive for feed protein consumption, by the component of following weighing scale part, be prepared from: 5～8 parts of lactic acid; 1～2 part of citric acid; 0.1～0.2 part of ferrous fumarate; 100 parts of gross weight meter parts, surplus is carrier.
Preferably, described carrier is more than one in white carbon, diatomite, zeolite powder, sepiolite, bentonite, medical stone, precipitated calcium carbonate, bone tankage or oyster shell whiting;
Preferred, described carrier is white carbon.
Preferably, a kind of feed addictive of saving feed protein consumption, is prepared from by the component of following weighing scale part: 6 parts of lactic acid, 1.5 parts of citric acids, 0.15 part of ferrous fumarate, 92.35 parts, carrier; Described carrier is white carbon.
The above-mentioned preparation method with the feed addictive that can save feed protein consumption, comprises the steps: that extracting lactic acid and carrier mix, and carry out carrier adsorption; Add again citric acid and ferrous fumarate, be uniformly mixed, obtain the described feed addictive that can save feed protein consumption.
The described feed addictive of saving feed protein consumption is saved the application of forage protein raw material use amount in livestock and poultry cultivation;
Preferably, the described feed addictive of saving feed protein consumption is saved the application of forage protein raw material use amount in the cultivation of chicken class;
Above-mentioned application of saving the feed addictive of feed protein consumption, preferred version is: in livestock and poultry cultivation, mixed feed per ton adds the feed addictive that can save feed protein consumption described in 0.5～2kg.
Principle of the present invention is:
The degradation process of protein raw material in feed, is the decomposition through body endoenzyme by high molecular weight protein, becomes small-molecule substance, then passes through tricarboxylic acid cycle (TCA) and produces H, finally enters respiratory chain, and respiratory chain passes to O by electronics
2produce water, by coupled oxidation phosphorylation, produce ATP simultaneously, energy is provided.This shows, the number of energy is provided, be to produce the quantity of H, namely the efficiency of tricarboxylic acid cycle.Tricarboxylic acid cycle is ubiquitous metabolic pathway in aerobic animal organism body.This circular response starts from the citric acid that contains three carboxyls of acetyl-COA and oxaloacetic acid condensation generation, is therefore called again citrate cycle.This circulation, through twice decarboxylation reaction and four dehydrogenation reactions, finally forms oxaloacetic acid, reenters next circulation.Tricarboxylic acid cycle is the final metabolic pathway of three large nutrients (carbohydrate, lipid, protein), is also carbohydrate, lipid, amino acid metabolism contact hinge, is also produce power approach the most efficiently simultaneously.In protein metabolism, the vegetable protein in animal feed or animal protein, shear through body endoproteinase, finally becomes amino acid, namely amino acid whose metabolism of protein metabolism thus.Portion of product in amino acid and tricarboxylic acid cycle transforms mutually by deamination, thereby completes amino acid whose final metabolism, produces ATP.The speed of visible tricarboxylic acid cycle, directly affects amino acid whose accretion rate.Citric acid is as first product of tricarboxylic acid cycle reaction, to the important regulating action that has circulating.The height of citric acid concentration has determined the speed of tricarboxylic acid cycle, has also determined energy-producing speed.Net energy in animal body comprises net energy for maintenance and net energy for production, and when the weight of animals is identical or close, net energy for maintenance is constant, and the energy that TCA circulation produces is more, with regard to having more Conversion of Energies, is net energy for production, for increasing weight or laying eggs.Because TCA circulation is carried out always, the interpolation of citric acid, can make the concentration of citric acid in circulation remain within a certain period of time stable, change angle and say, citric acid similarly is " enzyme ", catalysis always and promoting the carrying out that TCA circulates, make amino acid not stop to carry out metabolism, produce more energy.So speed of TCA circulation in raising body, also just can improve the utilization ratio of protein feed raw material, thereby protein content in reduction mixed feed, be aided with again ferrous fumarate, accelerating animal body inner blood flows and health degree, make nutritional labeling be transported to as soon as possible each organ with blood, carry out absorption and the utilization of nutritional labeling, the use amount of effectively saving protein raw materials.
The present invention has following advantage and effect with respect to prior art:
(1) the present invention is hybridly prepared into feed addictive by lactic acid, citric acid, ferrous fumarate and carrier, add in livestock and poultry cultivation mixed feed and use, guaranteeing on the basis of the better production of livestock and poultry and growth performance, effectively reduce the addition of protide feedstuff in feed for livestock, save protein resource, save formula space, reduce formulation cost.
(2) feed addictive of the present invention that is 0.1% by weight ratio adds in mixed feed, the protein wt content of broiler chickens mixed feed is reduced to 1～2% simultaneously, can obtain the production performance identical with not reducing protein content feed, and can improve chicken carcass quality, thereby saving feed cost, improve raise benefit.
(3) component of the present invention is few, and source is abundant, and cost is low, and preparation technology is simple, and effect is remarkable.
The specific embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
Save a feed addictive for feed protein consumption, its composition and content are as follows: lactic acid 5 weight portions, and citric acid 1 weight portion, ferrous fumarate 0.1 weight portion, 100 parts of total weight parts, surplus is white carbon.
Preparation method is: first take lactic acid and white carbon and carry out carrier adsorption, then be mixed with citric acid, ferrous fumarate, stir and fully mix, obtain the described feed addictive that can save feed protein consumption.
While being applied to livestock and poultry cultivation, can save the feed addictive of feed protein consumption described in the interpolation 2kg in mixed feed per ton.
Embodiment 2
Save a feed addictive for feed protein consumption, its composition and content are as follows: lactic acid 8 weight portions, and citric acid 2 weight portions, ferrous fumarate 0.2 weight portion, 100 parts of total weight parts, surplus is white carbon.
Preparation method is: first take lactic acid and white carbon and carry out carrier adsorption, then be mixed with citric acid, ferrous fumarate, stir and fully mix, obtain the described feed addictive that can save feed protein consumption.
While being applied to livestock and poultry cultivation, can save the feed addictive of feed protein consumption described in the interpolation 0.5kg in mixed feed per ton.
Embodiment 3
Save a feed addictive for feed protein consumption, its composition and content are as follows: lactic acid 6 weight portions, and citric acid 1.5 weight portions, ferrous fumarate 0.15 weight portion, 100 parts of total weight parts, surplus is white carbon.
Preparation method is: first take lactic acid and white carbon and carry out carrier adsorption, then be mixed with citric acid, ferrous fumarate, stir and fully mix, obtain the described feed addictive that can save feed protein consumption.
While being applied to livestock and poultry cultivation, can save the feed addictive of feed protein consumption described in the interpolation 1kg in mixed feed per ton.
Embodiment 4
Save a feed addictive for feed protein consumption, its composition and content are as follows: lactic acid 6 weight portions, and citric acid 1.5 weight portions, ferrous fumarate 0.15 weight portion, 100 parts of total weight parts, surplus is white carbon.
Preparation method is: first take lactic acid and white carbon and carry out carrier adsorption, then be mixed with citric acid, ferrous fumarate, stir and fully mix, obtain the described feed addictive that can save feed protein consumption.
Embodiment 5
1 object
The impact that the feed addictive of saving feed protein consumption of the present invention absorbs AA chicken nutrient digestion.
Design the chicken feed additive of different crude protein (CP) content, the feed addictive with minimizing environmental pollution effect of the present invention that interpolation weight ratio is 0.1%.
2 schemes
2.1 experimental animals:
Select 240 of 1 age in days AA meat chicks (male and female mixing-Ke Bao 500), be divided at random 5 groups, every group of 6 repetitives, 8 of every repetitives.Test 6 weeks (42 days).
2.2 testing program
Design the chicken feed additive of different crude protein (CP) content, the feed addictive (being called for short additive in table, lower same) with minimizing environmental pollution effect of the present invention of embodiment 4 preparations that interpolation weight ratio is 0.1%, as shown in table 1.
The testing program of the feed formula of the different crude protein of table 1 (CP) content
2.3 basal diet
Each raise period basal diet and the component formula of trophic level as shown in table 2:
Table 4 basal diet and trophic level (air bells dry basis) % weight
1, additive premix can be every kilogram of complete diet pellet provides: VA12500IU; VD
33740IU; VE18.7mg; VK
35.1mg; VB
13.5mg; VB
210.5mg; VB
67.0mg; VB
120.03mg; Pantothenic acid 13.5mg; Nicotinic acid 60mg; Biotin 0.4mg; Folic acid 1.7mg; Choline Chloride 500mg; Fe85mg; Zn55mg; Mn85mg; Cu8mg.
2, crude protein is measured value, and other are calculated value.
3 feedings and managements
Test chicken is raised in same hen house, adopts triphasic feeding manner; Infrared lamp insulation in 1～2 week age, three layers raise in cages, free choice feeding, free drinking-water, natural lighting, routine immunization, 16/m of stocking density
2.
4 testing indexs and assay method
4.1 growth performance indexs:
On-test (1 age in days), 14,28 and 42 ages in days, the repetitive of take during 8:00 morning is weighed on an empty stomach as unit, adds up the feed consumption of every repetitive.And time observe chicken every day health status, have and dead will register date of death, body weight and feed consumption rate.Calculate average daily gain, average daily ingestion amount, the growth performance indexs such as material anharmonic ratio, result is as shown in table 3.
4.2 slaughter determining
During off-test (42 age in days), from each group, randomly draw 12 of the meat chicks (2 of every repetitives) that body weight is close, weigh on an empty stomach, then butcher according to a conventional method.Measure dressing percentage, half clean thorax rate, complete clean thorax rate, chest muscle rate (the right), leg flesh rate (the right), abdomen fat rate, subcutaneous fat depth, and measure cold cuts rate and the drip loss of chest muscle and leg flesh, outcome record is as shown in table 4.
Dressing percentage (%)=carcass weight/live-weight * 100
Half clean thorax/live-weight * 100 of clean thorax rate (%)=half
Complete clean thorax rate (%)=complete clean thorax weight/live-weight * 100
Heavy/complete clean thorax heavy * 100 of chest muscle rate (%)=chest muscle (right side)
Heavy/complete clean thorax heavy * 100 of leg flesh rate (%)=leg flesh (right side)
Heavy/complete clean thorax heavy * 100 of abdomen fat rate (%)=abdomen fat
Subcutaneous fat depth: with vernier caliper measurement tail bone front end, along the skin of dorsal part median line incision site and fatty thickness.
Cold cuts rate: get chest muscle, the about 50-100g(W of leg flesh
1), claim the weight that it is actual, and put on identifying plate.First meat sample is put into aluminum pot, be placed on the electric furnace of 2000w poach and after 45 minutes, pull out and hang coolly, after 15min, claim cold cuts heavy (W
2), after cold cuts rate (%)=steaming, meat sample weighs/steams front meat sample heavy * 100.
Drip loss: get chest, the about 5g～10g(W of leg flesh
1), be placed on wire netting.Plastic covering film on sample, is placed on 4 ℃ of constant temperature in refrigerator and places 24h, then weigh (W
2).Weigh and average for twice.Computing formula: drip loss (%)=(W
1-W
2)/W
1* 100%.
5 results
Growth performance index is as shown in table 3:
Table 3. growth performance index result
Note: the complete different persons of colleague's subscript letter, represent significant difference (P<0.05); Containing same letter or marking-up mother person not, represent difference not significantly (P>0.05), lower together.
As can be seen from Table 3, all difference is not remarkable in daily gain, the feed intake of 14,28,42 ages in days for B and C group, but triphasic material anharmonic ratio is starkly lower than or is comparable to A group, and C group reduces-0.059 and-0.046 respectively in 28,42 age in days material anharmonic ratio A groups.
The measurement result of Carcass Index is as shown in table 4:
Table 4.42 age in days Slaughter index
As can be seen from Table 4, the dressing percentage of B, C and D group, half clean thorax rate, complete clean thorax rate, chest muscle rate and leg flesh rate and A group are than all without obvious difference, and the complete clean thorax of C group is heavy, partly thorax rate and chest muscle rate are all better than A group only.The abdomen fat rate of B and C group is lower than A group, and C, D group subcutaneous fat thickness is lower than A group.The drip loss of the chest muscle of B, C and D and leg flesh is starkly lower than A group.
6, conclusion
In AA broiler fodder, add 0.1% feed addictive of the present invention, lower the protein content of weight ratio 1% in feed simultaneously, can obtain good growth performance and Slaughter, greatly reduce formulation cost, save formula space.In production reality, should vigorously promote the use.
Embodiment 6
1 subjects, testing program and basal diet
Select 100 of 25 ages in days " Hainan is yellow " (speed of growth super snail type) meat chicks (public affairs), be divided at random 4 groups, every group of 5 repetitives, 5 of every repetitives.Test 20 days.Measure broiler growth performance
The testing program of the feed formula of each experimental group crude protein (CP) content and feed addictive of the present invention is as shown in table 5.
The raising scheme of each experimental group of table 5.
Daily ration forms with trophic level as shown in table 6:
The composition of table 6. basal diet and trophic level (air bells dry basis) % weight
Additive premix can be every kilogram of complete diet pellet and provides: VA12500IU; VD
33740IU; VE18.7mg; VK
35.1mg; VB
13.5mg; VB
210.5mg; VB
67.0mg; VB
120.03mg; Pantothenic acid 13.5mg; Nicotinic acid 60mg; Biotin 0.4mg; Folic acid 1.7mg; Choline Chloride 500mg; Fe85mg; Zn55mg; Mn85mg; Cu8mg.
2 result of the tests
Growth performance index is as shown in table 7:
Table 7. Hainan yellow chicken growth performance index result
As shown in Table 7, the average daily gain of the body weight of each age in days, each age in days section, feed intake and material anharmonic ratio, A, B, C and D group difference are not remarkable.
3 conclusions
In 25～45 yellow daily grain of chicken in age in days Hainan, add the feed addictive of the present invention of percentage by weight 0.1%, the crude protein of daily ration reduce by 1～2 percentage point on its growth performance without impact.Illustrate that feed addictive of the present invention can improve the rate that digests and absorbs of forage protein, promotes growing of yellow chicken.
Embodiment 7
1 subjects, testing program, basal diet and testing index
Select 180 of the white plumage meat of 28 age in days chicks.Be divided at random 3 groups, every group of 6 repetitives, 10 of every repetitives.The three-layer type chicken coop of the same hen house of test chicken is raised, and free choice feeding, freely drinks water, natural lighting, routine immunization.16/m of stocking density
2.2 weeks experimental periods.Measure growth indexes and Biochemical Indices In Serum.
The testing program of the feed formula of each experimental group crude protein (CP) content and feed addictive of the present invention is as shown in table 8.
The raising scheme of each experimental group of table 8.
Daily ration forms with trophic level as shown in table 9:
The composition of table 9. basal diet and trophic level (air bells dry basis) % weight
1, additive premix can be every kilogram of complete diet pellet provides: VA12500IU; VD
33740IU; VE18.7mg; VK
35.1mg; VB
13.5mg; VB
210.5mg; VB
67.0mg; VB
120.03mg; Pantothenic acid 13.5mg; Nicotinic acid 60mg; Biotin 0.4mg; Folic acid 1.7mg; Choline Chloride 500mg; Fe85mg; Zn55mg; Mn85mg; Cu8mg.
2, crude protein is measured value, and other are calculated value.
At on-test (28 age in days), 35 and 42 age in days 8:00 in morning, take repetitive and weigh as unit, statistics feed intake weekly, calculates average daily gain, average daily ingestion amount and material anharmonic ratio.And after 35 and 42 ages in days are weighed every group take out at random 6 (1 of every repetition) wing venous blood collection 2～3mL, waiting to solidify is centrifuging and taking serum ,-20 ℃ save backup.Measure total protein in blood, albumin, urea nitrogen, glucose, triglycerides and total sterol content.
2 result of the tests
Growth performance index is as shown in table 10:
Table 10. growth performance index result
The average daily gain of B and C group, average daily ingestion amount and material anharmonic ratio and A group are without significant difference as can be seen from Table 10.
Biochemical Indices In Serum testing result is as shown in table 11:
Table 11. Biochemical Indices In Serum result
As shown in Table 11, Biochemical Indices In Serum is all in normal range (NR).Glucose, albumin and the T-CHOL of A, B and C group group difference when 35 days and 42 age in days is not remarkable.The total protein of B and C group at 35 and 42 ages in days all higher than A group, urea nitrogen, triglycerides and the mda content of B and C group at 35 and 42 ages in days all lower than A group.
3 conclusions
In white plumage daily ration of broiler, add the feed addictive of the present invention of percentage by weight 0.1%, reduce in daily ration the crude protein of 1～2 percentage point simultaneously, the growth performance in white plumage broiler chicken later stage can reach normal level.Can improve content and reduction urea nitrogen, triglycerides and the mda content of the total serum protein of low protein groups simultaneously.This makes clear and in plumage broiler chicken, adds feed addictive of the present invention and can improve the turnover of albumen in blood, improves the utilization rate of body to the digestion of protein, has improved the oxidation resistance of body.
Embodiment 8
1 experimental design
Select 160 of 1 age in days AA meat chicks healthy, that body weight is close, in the consistent principle of male and female ratio, be divided at random A, B, C and D totally 4 processed group, 4 repetitions of each processed group, each repeats 10.The average weight of each group is 42.20 ± 0.59,41.25 ± 0.55,42.15 ± 0.59,42.00 ± 1.29, group difference is significantly (P>0.05) not, the A group basal diet of feeding, B, C and D group are fed respectively and are added the daily ration of 0.1%, 0.3% and 0.5% " herding happiness many ", tested in May, 2010, in Guangdong Ocean University, laboratory building Xing Nonglou carries out, and experimental period is 42d.
Each is raised period basal diet and forms with trophic level as shown in table 12:
Table 12. basal diet forms and trophic level (air bells dry basis) % weight
Additive premix can be every kilogram of complete diet pellet and provides: VA12500IU; VD
33740IU; VE18.7mg; VK
35.1mg; VB
13.5mg; VB
210.5mg; VB
67.0mg; VB
120.03mg; Pantothenic acid 13.5mg; Nicotinic acid 60mg; Biotin 0.4mg; Folic acid 1.7mg; Choline Chloride 500mg; Fe85mg; Zn55mg; Mn85mg; Cu8mg.
Test chicken is raised in same hen house, adopts triphasic feeding manner, before test, hen house and surrounding enviroment, test tools made is carried out to thorough disinfection processing.Test chicken adopts flat supporting on the net, adopts natural lighting and gravity-flow ventilation in experimental period, week employing infrared lamp insulation in l～2.Free choice feeding, freely drinks water, routine immunization.Stocking density is 16/m2.Other feeding and management programs are routinely carried out.
On-test (1 age in days), 2 week age, 4 week age, 6 week age, the repetitive of take during 8:00 morning is weighed on an empty stomach as unit, records feed feed intake.Calculate the growth performance indexs such as whose body weight, average daily gain, average daily ingestion amount, feed consumption weightening finish compare.Result is as shown in table 13.
Respectively at testing 2 week age, 4 week age, 6 week age, morning, 8:00 be take repetitive after unit weighs on an empty stomach, taking out at random 4 (1 of every repetitive) conventional methods for every group butchers, isolate stomach and (comprise muscular stomach and glandular stomach, remove its content), liver, pancreas, duodenum, jejunum, ileum, weigh and calculate relative organ weights, measuring the length of each section of small intestine, and calculate intestines relative length.Slaughter index is as shown in table 14.
Relative organ weights (g/kg)=Organs Weight (g)/body weight (kg)
Long (the cm)/body weight (kg) of intestines relative length (cm/kg)=intestines
Slaughter index determining result is as shown in table 14.
2 result of the tests
The growth performance index of AA chicken, result is as shown in table 13:
Table 13.AA chicken growth performance index result
As shown in Table 13, the body weight of B, C and D group is 14,18 with all overweight A group during 40 age in days.The average daily gain of B, C and D group and average daily ingestion amount are 1～14,15～28,29～42 and be all greater than A group during 1～42 age in days, and the material anharmonic ratio of B, C and D group is 1～14,15～28,29～42 and all little A group during 1～42 age in days.
Slaughter index is as shown in table 14:
The digestive organs relative indices of table 14.AA chicken
As can be seen from Table 14, though the organ index of B, C and D group is organized ratio all without significant difference with A, B, C and D group duodenum index, jejunum index, the full small intestine index of ileum exponential sum are all greater than A group.
3 conclusions
The feed addictive of the present invention that adds percentage by weight 0.1% in white plumage daily ration of broiler, has certain facilitation to the growth of the growth of AA chicken and small intestine.Illustrate that feed addictive of the present invention is by improving intestinal development, improve the abilities of digestive and absorption that feed nutrition material comprises feed protein, thereby promote growing of broiler chicken.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (9)
1. can save a feed addictive for feed protein consumption, it is characterized in that the component that comprises following weighing scale part: 5～8 parts of lactic acid; 1～2 part of citric acid; 0.1～0.2 part of ferrous fumarate.
2. can save a feed addictive for feed protein consumption, it is characterized in that being prepared from by the component of following weighing scale part: 5～8 parts of lactic acid; 1～2 part of citric acid; 0.1～0.2 part of ferrous fumarate; 100 parts of gross weight meter parts, surplus is carrier.
3. a kind of feed addictive of saving feed protein consumption according to claim 2, is characterized in that: described carrier is more than one in white carbon, diatomite, zeolite powder, sepiolite, bentonite, medical stone, precipitated calcium carbonate, bone tankage or oyster shell whiting.
4. a kind of feed addictive of saving feed protein consumption according to claim 2, is characterized in that: described carrier is white carbon.
5. a kind of feed addictive of saving feed protein consumption according to claim 2, it is characterized in that being prepared from by the component of following weighing scale part: 6 parts of lactic acid, 1.5 parts of citric acids, 0.15 part of ferrous fumarate, 92.35 parts, carrier, 100 parts of gross weight meter parts; Described carrier is white carbon.
6. a preparation method who saves the feed addictive of feed protein consumption according to claim 3, is characterized in that comprising the steps: that extracting lactic acid and carrier mix, and carries out carrier adsorption; Add again citric acid and ferrous fumarate, be uniformly mixed, obtain the described feed addictive that can save feed protein consumption.
7. according to the feed addictive of the feed protein the saved consumption described in claim 2 to 6 any one, in livestock and poultry cultivation, save the application of protein raw material use amount.
8. the feed addictive of saving feed protein consumption according to claim 7 is saved the application of protein raw material use amount in livestock and poultry cultivation, it is characterized in that: described livestock and poultry cultivation is the cultivation of chicken class.
9. application of saving the feed addictive of feed protein consumption according to claim 7, is characterized in that: in livestock and poultry cultivation, mixed feed per ton adds the feed addictive that can save feed protein consumption described in 0.5～2kg.
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| PCT/CN2014/093546 WO2015143894A1 (en) | 2014-03-24 | 2014-12-11 | Feed protein-saving feed additive and methods for preparation and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104693209A (en) * | 2015-02-06 | 2015-06-10 | 南昌航空大学 | Preparation and application methods of phaeophytin |
| CN108552421A (en) * | 2018-03-31 | 2018-09-21 | 潍坊友容实业有限公司 | A kind of salt-soda soil support fodder additives for ox and preparation method thereof |
| CN108651719A (en) * | 2018-03-31 | 2018-10-16 | 潍坊友容实业有限公司 | One kind feed for sheep additive of slag containing Suaeda salsa and preparation method thereof |
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|---|---|---|---|---|
| CN1985620A (en) * | 2006-12-20 | 2007-06-27 | 广州广牧丰生物技术有限公司 | Preparing process of biological acidifier with acidophilic lactobacillus fermented liquid |
| CN101263870A (en) * | 2008-03-28 | 2008-09-17 | 宜兴市天石饲料有限公司 | Highly effective biological acidulant and preparation thereof |
| CN102389032A (en) * | 2011-11-15 | 2012-03-28 | 广州广牧丰生物技术有限公司 | Feed additive capable of replacing antibiotics, preparation method thereof and application thereof |
| CN103211102A (en) * | 2013-05-16 | 2013-07-24 | 徐静 | Feed bionic acid processing and producing method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1207978C (en) * | 2003-04-09 | 2005-06-29 | 李浙烽 | Feed additive |
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2014
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1985620A (en) * | 2006-12-20 | 2007-06-27 | 广州广牧丰生物技术有限公司 | Preparing process of biological acidifier with acidophilic lactobacillus fermented liquid |
| CN101263870A (en) * | 2008-03-28 | 2008-09-17 | 宜兴市天石饲料有限公司 | Highly effective biological acidulant and preparation thereof |
| CN102389032A (en) * | 2011-11-15 | 2012-03-28 | 广州广牧丰生物技术有限公司 | Feed additive capable of replacing antibiotics, preparation method thereof and application thereof |
| CN103211102A (en) * | 2013-05-16 | 2013-07-24 | 徐静 | Feed bionic acid processing and producing method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104693209A (en) * | 2015-02-06 | 2015-06-10 | 南昌航空大学 | Preparation and application methods of phaeophytin |
| CN104693209B (en) * | 2015-02-06 | 2017-01-25 | 南昌航空大学 | Preparation and application methods of phaeophytin |
| CN108552421A (en) * | 2018-03-31 | 2018-09-21 | 潍坊友容实业有限公司 | A kind of salt-soda soil support fodder additives for ox and preparation method thereof |
| CN108651719A (en) * | 2018-03-31 | 2018-10-16 | 潍坊友容实业有限公司 | One kind feed for sheep additive of slag containing Suaeda salsa and preparation method thereof |
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| CN103947840B (en) | 2017-12-05 |
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