CN106509461A - Laying hen feed and processing method thereof - Google Patents
Laying hen feed and processing method thereof Download PDFInfo
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- CN106509461A CN106509461A CN201610951514.4A CN201610951514A CN106509461A CN 106509461 A CN106509461 A CN 106509461A CN 201610951514 A CN201610951514 A CN 201610951514A CN 106509461 A CN106509461 A CN 106509461A
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- filamentous algae
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Abstract
An embodiment of the invention provides a laying hen feed and a processing method thereof, and belongs to the field of feeds. The processing method of the laying hen feed solves the problem that the filamentous algae with high nutritive values is difficult to crush; moreover, the processing method is capable of uniformly adding the crushed filamentous algae into conventional feeds, as well as reducing nutritive value loss of the crushed filamentous algae so as to ensure balanced nutrients in the feed and filamentous algae intake of the laying hens. The processing method of the laying hen feed comprises the following steps: mixing the dried filamentous algae with at least parts of the granular raw materials according to pre-set proportion, so that an initial mixture is prepared; crushing the initial mixture into a powdered mixture; mixing the powdered mixture with the remaining parts of the raw materials which have been crushed into powder, and carrying out stirring; and then, carrying out granulating in the presence of steam heating at pre-set temperature, so that the granular feed with the first pre-set granular size is prepared. The processing method is used for processing laying hen feeds.
Description
Technical field
The present invention relates to field of fodder, more particularly to a kind of egg feedstuff and its processing method.
Background technology
Filamentous algae is a kind of microalgae rich in cellulose, and frond is longer, and the culture-cycle is short, and recovery process is simple, screen cloth mistake
Directly dry after filter, cleaning, low production cost.Because which is rich in more bioactivator, such as protein, unsaturated fat
(english abbreviation of Eicosapentaenoic Acid, i.e. eicosapentaenoic acid belongs to Ω -3 series how unsaturated fat for acid, EPA
Fat acid, is that human body itself can not synthesize but indispensable important nutrient) etc., can be used to, in egg feedstuff, be rich in
The high-quality egg of nutrient.
Raw material is typically directly crushed by the production technology of egg feedstuff at present, is directly supplied after stirring after mixing auxiliary material
Laying hen eats.
However, as dried filamentous algae itself proportion is less, volume is larger, needing to be crushed repeatedly, during waste repeatedly
Between, and it is destroyed to easily cause the value composition in algae；Filamentous algae after crushing reluctantly is also difficult to mix with other feedstuffs
Uniformly so that the nutrition uniformity of feed is difficult to ensure that.Further, since filamentous algae carries the distinctive fishy smell of microalgae, laying hen feed
When mouthfeel it is poor, as which cannot be well mixed with other feedstuffs, laying hen search for food when easily selectively take food feed in
Other parts, cause the nutrition of each component to be difficult to all be taken in by chicken.
The content of the invention
In consideration of it, to solve problem of the prior art, embodiments of the invention provide a kind of egg feedstuff and its processing side
Method, solves the problems, such as that the filamentous algae being of high nutritive value is difficult to crush, while also uniformly can add which into conventional feed, protects
The intake of the equilibrium and laying hen of each nutrient content in feed to filamentous algae is demonstrate,proved.To reach above-mentioned purpose, the enforcement of the present invention
Example is adopted the following technical scheme that：
On the one hand a kind of processing method of egg feedstuff, is embodiments provided, raw material to be processed includes, particle
Shape raw material, supplementary material；The raw material to be processed also includes, dry filamentous algae；The processing method includes, by the drying
Filamentous algae mixed by preset ratio with least part of feed particulate material, form original mixture；Will be described initial
Mixture is ground into powder mixture；By its remaining part in the powder mixture and the Powdered raw material of crushing
Point carry out mixing, stir, being pelletized under the vapor heating condition of preset temperature, formed with the first predetermined size
Grain feed.
Optionally, the filamentous algae by the drying is mixed by preset ratio with least part of feed particulate material
Close, form original mixture, including the filamentous algae of the drying and part described feed particulate material is mixed by preset ratio
Close, form original mixture；Remainder in the raw material includes the supplementary material, the remainder of the feed particulate material
Point.
Optionally, the preset ratio is weight ratio, and proportion is 0.1: 1～10: 1.
Optionally, the preset temperature is 60～75 DEG C.
Optionally, the mixing time is 10～30min.
Optionally, first predetermined size range is 2～10mm.
Optionally, the processing method also includes, the pellet with the first predetermined size is crushed, shape
Into the pellet with the second predetermined size.
It is further preferred that second predetermined size range is 0.3～1.0mm.
Optionally, adding proportion scope of the filamentous algae of the drying in the raw material to be processed is 4%～15%.
On the other hand, the embodiment of the present invention additionally provides a kind of egg feedstuff, and the egg feedstuff is using described above
Processing method is processed.
Based on this, by above-mentioned egg feedstuff processing method provided in an embodiment of the present invention, first by dry filamentous algae with
At least part of feed particulate material is mixed, as feed particulate material has larger grain size, in the mistake for mixing
Dry filamentous algae can be ground as grinding agent in journey, without the need for additionally increasing the cost and step crushed repeatedly, be solved
The problem for being difficult to crush that the filamentous algae being of high nutritive value of having determined is present when for egg feedstuff；Simultaneously as the two mixing,
The higher original mixture of hybrid density is defined after stirring, can be mixed with the remainder in Powdered raw material is crushed
Uniformly, the uniformly dispersed of filamentous algae composition is improve, then the homogeneous pellet of component can be formed Jing after granulating process.Make
The egg feedstuff that above-mentioned processing method must be adopted to obtain, unsaturated fatty acid content is higher, each nutrient content is balanced, it is ensured that egg
Chicken on the feed when intake to filamentous algae.
Also, after crush filamentous algae due to above-mentioned processing method provided in an embodiment of the present invention, pelletize so as to occur one
Determine the reunion of degree, reduce the degree contacted with air, reduce the degree that nutrient content EPA therein is oxidized, energy
Enough so that the polyunsaturated fatty acid EPA loss lates in egg feedstuff are reduced, the nutritive value loss in filamentous algae is reduced, while
It is easy to long term storage, with significant market using value.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of processing method schematic flow sheet of egg feedstuff provided in an embodiment of the present invention；
Fig. 2 is a kind of processing method schematic flow sheet of egg feedstuff that the embodiment of the present invention 1 is provided；
Each experimental group EPA content comparison diagrams of the Fig. 3 for embodiment 1；
Each experimental group EPA content comparison diagrams of the Fig. 4 for embodiment 2；
Each experimental group EPA content comparison diagrams of the Fig. 5 for embodiment 3；
Each experimental group EPA content comparison diagrams of the Fig. 6 for embodiment 4；
Each experimental group EPA content comparison diagrams of the Fig. 7 for embodiment 5.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, embodiments providing a kind of processing method of egg feedstuff, raw material to be processed includes：
Dry filamentous algae, feed particulate material, supplementary material.Processing method specifically includes following steps：
S01, dry filamentous algae is mixed by preset ratio with least part of feed particulate material, formed initial mixing
Thing；
S02, original mixture is ground into into powder mixture；
S03, powder mixture is carried out mixing, stirred, pre- with the remainder in Powdered raw material is crushed
If being pelletized under the vapor heating condition of temperature, the pellet with the first predetermined size is formed.
It should be noted that the supplementary material in first, raw material to be processed is the original in presently commercially available conventional feed
Material, such as dregs of beans, premix (are to be made by of a sort multiple additives or inhomogeneous multiple additives according to a certain ratio
Homogeneous mixture, be generally made up of multiannensional-sine, trace element, macro minerals element etc.), bone meal, stone flour, soybean oil, corn
Albumen etc..
Secondth, for above-mentioned steps S01, as the feed particulate material being applied in the raw material to be processed in egg feedstuff is led to
It is often the cereal-granules such as iblet, its proportion for accounting for total raw material larger can make laying hen have enough.And be dried filamentous algae add to
Purpose in egg feedstuff is to improve the nutritive value of feed and not allay one's hunger, therefore its addition is less.Can in step S01
So that whole feed particulate materials to be mixed with dry filamentous algae, but as two kinds of mixed material proportions differ larger,
So mixing is less efficient.It is therefore preferred that only the feed particulate material of part is mixed by preset ratio in step S01
Close, form original mixture；Remaining part is mixed again with powder mixture in subsequent step S03.
Dry filamentous algae and partial particulate shape raw material can be by weight (the preferably proportions for 0.1: 1～10: 1
For 1: 1～2: 1) mixed, be mixing uniformly to form original mixture so that its hybrid density is improved, and is conducive to rear continued powder
It is broken uniform.Proceed step S02 afterwards, above-mentioned original mixture at the uniform velocity added in pulverizer, feed,
Discharging, through crushing, the original mixture that the feed particulate material of dry filamentous algae and Part I is formed is ground into powder
Shape mixture.
3rd, after this, powder mixture (can be remained with the remainder in Powdered raw material is crushed
Remaining feed particulate material and supplementary material) carry out mixing, stir, pelletized under the vapor heating condition of preset temperature, shape
Into the pellet with the first predetermined size.
Here, in order that powder mixture is well mixed with the remainder in raw material, it is also desirable to in raw material
Remainder is crushed.Concrete crushing process can be crushed in advance, it is also possible to complete above-mentioned steps S01 and step
Carry out after S02, the embodiment of the present invention is not construed as limiting to this.
4th, the remainder in powder mixture and raw material can be caused to be bonded in using the cementation of vapor
Together to carry out granulating process, can store as finished product feedstuff after granulation.
Based on this, by above-mentioned egg feedstuff processing method provided in an embodiment of the present invention, first by dry filamentous algae with
At least part of feed particulate material is mixed, as feed particulate material has larger grain size, in the mistake for mixing
Dry filamentous algae can be ground as grinding agent in journey, without the need for additionally increasing the cost and step crushed repeatedly, be solved
The problem for being difficult to crush that the filamentous algae being of high nutritive value of having determined is present when for egg feedstuff；Simultaneously as the two mixing,
The higher original mixture of hybrid density is defined after stirring, can be mixed with the remainder in Powdered raw material is crushed
Uniformly, the uniformly dispersed of filamentous algae composition is improve, then the homogeneous pellet of component can be formed Jing after granulating process.Make
The egg feedstuff that above-mentioned processing method must be adopted to obtain, unsaturated fatty acid content is higher, each nutrient content is balanced, it is ensured that egg
Chicken on the feed when intake to filamentous algae.
Also, after crush filamentous algae due to above-mentioned processing method provided in an embodiment of the present invention, pelletize so as to occur one
Determine the reunion of degree, reduce the degree contacted with air, reduce the degree that nutrient content EPA therein is oxidized, energy
Enough so that the polyunsaturated fatty acid EPA loss lates in egg feedstuff are reduced, the nutritive value loss in filamentous algae is reduced, while
It is easy to long term storage, with significant market using value.
Here, consider the edible efficiency of reality of filamentous algae, its adding proportion scope in raw material to be processed is excellent
Elect 4%～15% as.
Further, it can be 10～30min that the mixing time in step S03 considers process efficiency.Wherein, preset
Temperature can for example be 60～75 DEG C, and the temperature range enables to remainder in powder mixture and raw material well
It is bonded together, the nutrient content in feed will not be caused to be destroyed as temperature is too high again.
Also, the first predetermined size range of the pellet that step S03 is formed can be 2～10mm, can make after granulation
Store for finished product feedstuff.Or, also on demand the pellet with the first predetermined size can be crushed again, be formed tool
There is the pellet of the second predetermined size, the second predetermined size range can be 0.3～1.0mm, to make little particle feed
It is fed to chick.
On the basis of the above, the embodiment of the present invention additionally provides a kind of egg feedstuff, has filamentous algae in the egg feedstuff.
Processed using above-mentioned processing method.
5 embodiments are provided below, for the beneficial effect for describing above-mentioned processing method in detail and its bring.
Embodiment 1
Feed each several part formula to be processed is as follows：
The feed formula to be processed that 1. embodiment of table 1 is adopted
Concrete technology flow process is as shown in Figure 2：
(1), partial particulate shape raw material, i.e. iblet are mixed according to 1: 1 part by weight with the Huang Sizao being dried,
Stir, at the uniform velocity add in pulverizer, feed, discharge.Through crushing, dry Huang Sizao and corn particle shape
Into original mixture via hole diameter for 0.1mm screen filtration, be ground into powder mixture；
(2), by the powder mixture for crushing, according to the remainder in the feed formula in table 1, with raw material, i.e.,：
Remaining iblet, dregs of beans, premix, bone meal, stone flour, soybean oil and zein are carried out mixing, stir 10 minutes.Then
Pelletized under 70 DEG C of water vapor conditions, it is 2.5mm to form grain diameter (i.e. diameter).Packed after cooling 20min,
Warehouse-in.A, the conventional feed of commercially available no added yellow silk algae as a control group is marked to be labeled as b in this feed.
(3), it is divided to two groups while feed laying hen, feeding environment condition is identical, respectively numbering A group and B groups, every group of laying hen quantity
For 100.Wherein, A groups laying hen is fed using feed a, and B groups laying hen is fed using feed b, and feeding time is 60
My god.
EPA content after testing in egg is as shown in Figure 3, it can be seen that produced using the A groups laying hen fed by feed a
In egg, EPA content is apparently higher than B groups, illustrate using above-mentioned processing method provided in an embodiment of the present invention be processed into containing Huang
In the egg feedstuff of silk algae yellow silk algae equably respectively in other raw materials, laying hen can take in the overwhelming majority in feed
Nutrition, will not mix problem that is uneven and producing laying hen selectively feed because of yellow silk algae.
Embodiment 2
Feed each several part formula to be processed is as follows：
The feed formula to be processed that 2. embodiment of table 2 is adopted
Concrete technology flow process refers to Fig. 2, and following examples are repeated no more.
(1), partial particulate shape raw material, i.e. iblet are mixed according to 2: 1 part by weight with the Huang Sizao being dried,
Stir, at the uniform velocity add in pulverizer, feed, discharge.Through crushing, dry Huang Sizao and corn particle shape
Into original mixture via hole diameter for 0.2mm screen filtration, be ground into powder mixture；
(2), by the powder mixture for crushing, according to the remainder in the feed formula in table 1, with raw material, i.e.,：
Remaining iblet, dregs of beans, premix, bone meal, stone flour, soybean oil and zein are carried out mixing, stir 20 minutes.Then
Pelletized under 70 DEG C of water vapor conditions, it is 2.5mm to form grain diameter (i.e. diameter).Packed after cooling 20min,
Warehouse-in.This feed is marked into c, conventional feed as a control group is still aforesaid feed b.
(3), it is divided to two groups while feed laying hen, feeding environment condition is identical, respectively numbering C group and B groups, every group of laying hen quantity
For 100.Wherein, C groups laying hen is fed using feed c, and B groups laying hen is fed using feed b, and feeding time is 60
My god.
EPA content after testing in egg is as shown in Figure 4, it can be seen that produced using the C groups laying hen fed by feed c
In egg, EPA content is apparently higher than B groups, illustrate using above-mentioned processing method provided in an embodiment of the present invention be processed into containing Huang
In the egg feedstuff of silk algae yellow silk algae equably respectively in other raw materials, laying hen can take in the overwhelming majority in feed
Nutrition, will not mix problem that is uneven and producing laying hen selectively feed because of yellow silk algae.
Embodiment 3
Points three groups feed laying hen simultaneously, and feeding environment condition is identical, and numbering is A groups, B groups and C groups respectively, and every group of laying hen is
100.Wherein, A groups laying hen is fed using aforesaid feed a, and B groups laying hen is fed using aforesaid feed b, C groups
Laying hen is fed using aforesaid feed c, and feeding time is 60 days.
EPA content after testing in egg is as shown in Figure 5, it can be seen that the A group laying hens fed using feed a and c
In the egg produced with C groups laying hen, EPA content is apparently higher than B groups.Wherein, yellow silk algae content in the egg feedstuff of C groups laying hen feeding
For 11%, but EPA content is not raised apparently higher than the yellow silk algae content that adopts of A group laying hen feedings for 7% laying hen in egg
Material.Therefore, consider feed feeding efficiency, filamentous algae adding proportion scope 6%-8% is 11% better than adding proportion.
Embodiment 4
Feed each several part formula to be processed is as follows：
The feed formula to be processed that 3. embodiment of table 4 is adopted
(1), partial particulate shape raw material, i.e. iblet are mixed according to 1: 1 part by weight with the Huang Sizao being dried,
Stir, at the uniform velocity add in pulverizer, feed, discharge.Through crushing, dry Huang Sizao and corn particle shape
Into original mixture via hole diameter for 0.1mm screen filtration, be ground into powder mixture；
(2), by the powder mixture for crushing, according to the remainder in the feed formula in table 3, with raw material, i.e.,：
Remaining iblet, dregs of beans, premix, bone meal, stone flour, soybean oil and zein are mixed, wherein a semi-direct bag
Dress, conventional feed as a control group are labeled as d；Second half stirring 10 minutes, is then carried out under 70 DEG C of water vapor conditions
Granulation, it is 2.5mm to form grain diameter (i.e. diameter).Packed after cooling 20min, put in storage, this feed is marked into e.
(3) this two groups of feeds of feed d and feed e are placed into warehouse 40 days simultaneously, warehouse environment is identical.Placing respectively
The 1st day, the 20th day and detect within the 40th day the content of EPA in each feed, testing result is as shown in Figure 6.As can be seen that putting
The 20th day, 40 days for putting, the EPA content in feed e Jing after granulation reduce 5.2% and 5.5% respectively；And without granulation
D groups feed EPA content therein after the same time is placed reduces 20.5% and 26.5% respectively.This is pelletized due to Jing
Afterwards, make each component in raw material there occurs a certain degree of reunion, reduce the degree contacted with air, reduce EPA quilts
The degree of oxidation, the polyunsaturated fatty acid EPA loss lates enabled in egg feedstuff are reduced.It can thus be seen that making
After pellet, the loss to reducing EPA in egg feedstuff has positive effect.
Embodiment 5
Feed each several part formula to be processed is as follows：
The feed formula to be processed that 4. embodiment of table 5 is adopted
(1), partial particulate shape raw material, i.e. iblet are mixed according to 1: 1 part by weight with the green silk algae being dried,
Stir, at the uniform velocity add in pulverizer, feed, discharge.Through crushing, the green silk algae being dried and corn particle shape
Into original mixture via hole diameter for 0.1mm screen filtration, be ground into powder mixture；
(2), by the powder mixture for crushing, according to the remainder in the feed formula in table 4, with raw material, i.e.,：
Remaining iblet, dregs of beans, premix, bone meal, stone flour, soybean oil and zein are carried out mixing, stir 10 minutes.Then
Pelletized under 70 DEG C of water vapor conditions, it is 2.5mm to form grain diameter (i.e. diameter).Packed after cooling 20min,
Warehouse-in.This feed is marked into f, the conventional feed of commercially available no added green silk algae as a control group is aforementioned feed b.
(3), it is divided to two groups while feed laying hen, feeding environment condition is identical, respectively numbering F group and B groups, every group of laying hen quantity
For 100.Wherein, F groups laying hen is fed using feed f, and B groups laying hen is fed using feed b, and feeding time is 60
My god.
EPA content after testing in egg is as shown in Figure 7, it can be seen that produced using the F groups laying hen fed by feed f
In egg, EPA content is apparently higher than B groups, illustrate using above-mentioned processing method provided in an embodiment of the present invention be processed into containing green
In the egg feedstuff of silk algae green silk algae equably respectively in other raw materials, laying hen can take in the overwhelming majority in feed
Nutrition, will not mix problem that is uneven and producing laying hen selectively feed because of green silk algae.
Meanwhile, also illustrating, Huang Sizao is not only applicable to using above-mentioned processing method provided in an embodiment of the present invention applies also for
Various filamentous algaes such as green silk algae, market application foreground are huge.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.
Claims (10)
1. a kind of processing method of egg feedstuff, raw material to be processed include, feed particulate material, supplementary material；Characterized in that, institute
Stating raw material to be processed also includes, dry filamentous algae；The processing method includes,
The filamentous algae of the drying is mixed by preset ratio with least part of feed particulate material, initial mixing is formed
Thing；
The original mixture is ground into into powder mixture；
The powder mixture is carried out mixing, stirred, pre- with the remainder in the Powdered raw material is crushed
If being pelletized under the vapor heating condition of temperature, the pellet with the first predetermined size is formed.
2. processing method according to claim 1, it is characterised in that
The filamentous algae by the drying is mixed by preset ratio with least part of feed particulate material, forms initial
Mixture, including,
The filamentous algae of the drying and part described feed particulate material is mixed by preset ratio, original mixture is formed；
Remainder in the raw material includes the supplementary material, the remainder of the feed particulate material.
3. processing method according to claim 1, it is characterised in that the preset ratio is weight ratio, proportion is
0.1: 1～10: 1.
4. processing method according to claim 1, it is characterised in that the preset temperature is 60～75 DEG C.
5. processing method according to claim 1, it is characterised in that the mixing time is 10～30min.
6. processing method according to claim 1, it is characterised in that first predetermined size range is 2～10mm.
7. processing method according to claim 1, it is characterised in that the processing method also includes thering is to described
The pellet of one predetermined size is crushed, and forms the pellet with the second predetermined size.
8. processing method according to claim 7, it is characterised in that second predetermined size range is 0.3～
1.0mm。
9. processing method according to claim 1, it is characterised in that the filamentous algae of the drying is in the original to be processed
Adding proportion scope in material is 4%～15%.
10. a kind of egg feedstuff, it is characterised in that the egg feedstuff is using the processing as described in any one of claim 1 to 9
Method is processed.
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| CN201610951514.4A CN106509461B (en) | 2016-10-26 | 2016-10-26 | Laying hen feed and processing method thereof |
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|---|---|---|---|
| CN201610951514.4A CN106509461B (en) | 2016-10-26 | 2016-10-26 | Laying hen feed and processing method thereof |
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| CN106509461B CN106509461B (en) | 2020-09-25 |
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ID=58326831
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115979339A (en) * | 2022-12-07 | 2023-04-18 | 吉林农业科技学院 | Laying hen breeding environment intelligent supervision system based on big data analysis |
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|---|---|---|---|---|
| JP2013102727A (en) * | 2011-11-14 | 2013-05-30 | Hitachi Zosen Corp | Feed for poultry farming |
| CN103636986A (en) * | 2013-11-28 | 2014-03-19 | 太和县蓝翎养殖专业合作社 | Feed for princess chickens with high-yield selenium-enriched eggs |
| CN104206927A (en) * | 2014-09-29 | 2014-12-17 | 陈玲 | Special chicken feed and preparation method thereof |
| CN104336400A (en) * | 2014-11-04 | 2015-02-11 | 青岛悦邦达机械有限公司 | Feed for calves and preparation method thereof |
| CN107302952A (en) * | 2016-04-22 | 2017-10-31 | 高向阳 | A kind of egg feedstuff and preparation method thereof |
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2016
- 2016-10-26 CN CN201610951514.4A patent/CN106509461B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013102727A (en) * | 2011-11-14 | 2013-05-30 | Hitachi Zosen Corp | Feed for poultry farming |
| CN103636986A (en) * | 2013-11-28 | 2014-03-19 | 太和县蓝翎养殖专业合作社 | Feed for princess chickens with high-yield selenium-enriched eggs |
| CN104206927A (en) * | 2014-09-29 | 2014-12-17 | 陈玲 | Special chicken feed and preparation method thereof |
| CN104336400A (en) * | 2014-11-04 | 2015-02-11 | 青岛悦邦达机械有限公司 | Feed for calves and preparation method thereof |
| CN107302952A (en) * | 2016-04-22 | 2017-10-31 | 高向阳 | A kind of egg feedstuff and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115979339A (en) * | 2022-12-07 | 2023-04-18 | 吉林农业科技学院 | Laying hen breeding environment intelligent supervision system based on big data analysis |
| CN115979339B (en) * | 2022-12-07 | 2023-08-15 | 吉林农业科技学院 | Intelligent monitoring system for laying hen breeding environment based on big data analysis |
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| CN106509461B (en) | 2020-09-25 |
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