CN109618685A - A kind of silage silo - Google Patents
A kind of silage silo Download PDFInfo
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- CN109618685A CN109618685A CN201811505763.6A CN201811505763A CN109618685A CN 109618685 A CN109618685 A CN 109618685A CN 201811505763 A CN201811505763 A CN 201811505763A CN 109618685 A CN109618685 A CN 109618685A
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- Prior art keywords
- pond body
- air
- air bag
- rhone
- ensilage
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/16—Arrangements in forage silos
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Storage Of Harvested Produce (AREA)
Abstract
This application discloses a kind of silage silos of ensilage production equipment field, including pond body, inert gas tank and gas booster pump, rhone is equipped between the inner sidewall and lateral wall of pond body, rhone is connected with outlet pipe, outlet pipe is equipped with unidirectional liquid valve, the inner sidewall of pond body is equipped with water hole, is equipped with the first air bag in rhone, the first air bag is connect with gas booster pump；Slidably connect pressure plate in pond body, the top of pond body is equipped with the Chi Gai for sealing pond body, and pond is covered equipped with gas vent, and the plug for closed exhaust hole is removably connected in gas vent；The bottom of Chi Gai is equipped with the second air bag, and the second air bag is connect with gas booster pump；Inert gas tank is connect with gas booster pump, and the present invention can effectively prevent ensilage and contact in ensilage with air and ensilage be caused to rot.
Description
Technical field
The invention belongs to ensilage production equipment fields, and in particular to a kind of silage silo.
Background technique
Ensilage, which refers to, to be detested the fresh forage (such as corn stover, herbage) of dark green succulence closed after cutting
It is a kind of for feeding the roughage of the ruminants such as ox, sheep after lactobacillus-fermented under the conditions of oxygen.When ensiling, due to lactic acid
The fermentation of bacterium generates a large amount of lactic acid, makes ensilage in acidity, to inhibit harmful bacterial growth, can effectively save
Most nutrient in stalk, enables ensilage long-term preservation, the ruminants whole year such as meets ox, supports to green forage
It needs.
The silage equipment that China uses is mostly underground or semi-underground horizental silo, when carrying out ensiling using horizental silo, to make blueness
Closed oxygen-free environment is constituted in ensilage, generally requires to be laid with plastic film in Jiao Bi, a large amount of white pollution is caused after use；?
When charging sealing, it is typically employed in and tamps soil on the plastic film that top is laid with or add watertight at edge, not only operate
Cumbersome, leakproofness is poor, and is easily mixed into it in ensilage when taking, and influences the quality of ensilage；Since plastics are thin
Film rigidity is poor, in ensilage, often leads to horizental silo gas leakage because of plastic film breakage, and then lead to ensiling
Feed goes mouldy；Due to can also generate diffusate during ensilage fermentation, if excluding not in time, ensilage will be caused
Mildew, cause ensilage to lose, and since lower part is without discharge outlet after horizental silo use, can not when so that horizental silo cleaning
Waste water in quick processing pond.
Summary of the invention
The invention is intended to provide a kind of silage silo, easily connect with air with solving prior art ensilage in ensilage
It touches and leads to the problem of rotting.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of silage silo, including inert gas
Tank, gas booster pump and top are equipped with the pond body of opening, and rhone is equipped between the inner sidewall and lateral wall of the pond body, described
Rhone is communicated with outlet pipe, and the outlet pipe is equipped with unidirectional liquid valve, and the inner sidewall of the pond body is equipped with described in connection
The water hole of rhone；It is equipped with the first air bag in the rhone, the interior top of rhone is fixed at the top of first air bag
Portion, and the side wall airtight connection with rhone, airtight connection has downtake pipe, the downtake pipe on first air bag
It is equipped with first row air valve；Pressure plate is slidably connected in the pond body, the top of the pond body is equipped with for sealing pond body
Chi Gai, the pond are covered equipped with gas vent；The bottom of the Chi Gai is equipped with the second air bag, and second gas bag sealing is connected with the
Two exhaust pipes, the second exhaust pipe are equipped with second row air valve；The outlet side of the inert gas tank and gas booster pump
Inlet end airtight connection, the outlet side of the gas booster pump are connected with the first branch pipe and the second branch pipe, and first branch pipe is worn
The top for crossing rhone is connect with the first gas bag sealing, and first branch pipe is equipped with the first air-stopping valve, and second branch pipe is worn
It crosses Chi Gai to connect with the second gas bag sealing, second branch pipe is equipped with the second air-stopping valve.
The working principle of the invention: when initial, the first air-stopping valve, the second air-stopping valve, first row air valve, second row air valve and
Unidirectional liquid valve is in closed state.When loading ensilage, unidirectional liquid valve is opened, by the pre- ensilage for carrying out ensiling
It is packed into pond body, is compacted primary after every height for being packed into 30cm, when filling, extra ensiling liquid is along pond body in ensilage
Water hole on inner sidewall enters in rhone, is discharged through rhone from outlet pipe；After loading and completing compacting, pressure plate is put
Enter in pond body, pressing pressure plate makes its inner sidewall slide downward along pond body, until being pressed in the top of ensilage, makes itself and pond
The inner wall airtight connection of body；Chi Gai is covered, opens the first air-stopping valve and the second air-stopping valve respectively, makes the inertia in inert gas tank
Gas is filled in the first air bag by gas booster pump through the first branch pipe, is filled in the second air bag through the second branch pipe, the first air bag
Interior air pressure increases, so that the first air bag expands and extend downward into along rhone the least significant end of rhone, air pressure in the second air bag
Increasing, the second air bag, which is expanded to, presses pressure plate, and so that ensilage is compacted plate compacting, guarantees the compactness of ensilage, the
While one air bag extends downwardly, the air being discharged into rhone in pond body is pushed to be discharged from unidirectional liquid valve, the second air bag is swollen
While swollen, remaining air is finally discharged from the gas vent that pond covers by the second air sac pressing between pressure plate and pond lid,
Then gas vent is closed, the second air-stopping valve is closed, the air pressure in the second air bag keeps stablizing, and guarantees ensilage when ensiling
Compactness；The first air-stopping valve is turned off, and opens first row air valve, the first air bag retraction, when the first air bag bottom end bounces back to pressure
When the height of tight plate, first row air valve is closed, the first gas bag sealing is kept to be fitted on the side wall of rhone, is made above pressure plate
Gas cannot be discharged from the water hole on inner wall, to guarantee the airtightness inside pond body；Meanwhile during the fermentation, green
Storage feed exudation ensiling liquid from water hole enter rhone after from outlet pipe be discharged, the ensiling liquid of exudation can be discharged in time,
It can guarantee the oxygen-free environment in pond again.
When ensilage need to be taken, second row air valve is opened, makes the inert gas in the second air bag through second exhaust pipe
Discharge after the second air bag bounces back to minimum volume, closes second row air valve, opens the first air-stopping valve, and gas booster pump makes first
Air pressure in air bag increases, and the first air bag expands and extend downward into the least significant end of rhone, closes the first air-stopping valve, pond body
Water hole on inner sidewall is filled by the first air bag, is effectively prevent air when feeding to contact with the intracorporal ensilage in pond, is taken
When, Chi Gai is opened, takes out pressure plate, smooth feeding, can closely compress blueness with pressure plate when convenient subsequent ensiling from top to bottom
Feed is store, prevents it from going mouldy and rotting；After the completion of the measurement of needs is used, pressure plate is put into inside pond body, and make its compression
Ensilage, covers Chi Gai, then opens the second air-stopping valve, opens the gas vent that pond covers, and will compress when the second air bag expands
Air at the top of plate between the lid of pond is squeezed out from gas vent, when the second air bag, which is expanded to, compresses pressure plate, gas vent is closed,
The second air-stopping valve is closed, that is, can guarantee inside the pond body after taking also be oxygen-free environment；First row air valve is finally opened, makes first
Inert gas in air bag is discharged from downtake pipe, and when the first air bag bounces back at pressure plate, closing first row air valve continues
Ensiling is carried out to ensilage.
Beneficial effects of the present invention: the present invention is used is arranged draining between the inner sidewall and lateral wall of the side of pond body
Slot, rhone inside are equipped with the first air bag, and the second air bag is arranged in the bottom of Chi Gai, after the completion of filling, using gas pressurization
Pump is downward by the intracorporal air in pond while the expansion of the first air bag extends downwardly to the first air bag and the second air bag plenum
It pushes and is discharged inside pond body through unidirectional liquid valve, while the expansion of the second air bag compresses ensilage, by pressure plate and Chi Gai
Between air extrusion and be discharged from gas vent, the setting of the first air bag and the second air bag increases the leakproofness inside pond body, guarantor
The oxygen-free environment inside pond body is demonstrate,proved, effectively prevent ensilage to contact in ensilage with air and ensilage is made to rot to become
Matter；The water hole being arranged on rhone and the inner sidewall of pond body is connected to, and extra moisture can not only be discharged in filling, have
Effect prevents the moisture content of ensilage excessive, causes ensilage to go mouldy during the fermentation and rots, influences ensilage
Quality, the heat that ensilage can also generated in fermentation shed from water hole, reduce the temperature inside ensilage.
Further, at least two pieces of the pressure plate.Two or more than two pressure plate is set, it not only can be according to every
Secondary nursing demand carries out layering ensiling to ensilage, and the air when taking ensilage is effectively prevent to raise with the ensiling that do not take
Material contact, causes it that secondary fermentation occurs and rots.
Further, the water hole is equipped with several.Several water holes are set, it is ensured that the ensiling liquid in ensilage
It is discharged more quickly, reduces its flow range inside ensilage, improve the quality of ensilage.
Further, the wall body of the pressure plate is equipped with drain tank, and the top of the pressure plate is equipped with connection drain tank
Drain hole, the drain tank are arranged diagonally downward, and the downward one end of the drain tank is equipped with drainage hole, the drainage hole and excessively water
Hole connection.The drain hole being connected to drain tank being arranged on pressure plate can accelerate the ensiling liquid and ensiling oozed out in ensilage
When the heat that generates be discharged in time, prevent ensilage moldy metamorphism；Drain tank diagonally downward will flow into the blueness in drain tank
Reservoir is quickly discharged into water hole, and the Water deep leaching on upper layer can be prevented into lower layer's ensilage, makes the ensilage of lower layer
It is influenced and is gone bad by the ensiling liquid that upper layer ensilage oozes out.
Further, the outlet pipe is connected with liquid storage tank.The setting of liquid storage tank will effectively can be discharged in silage silo
Ensiling liquid storage, to be recycled to it.
Further, the inlet end airtight connection of one end of the downtake pipe and inert gas tank, the second exhaust
One end of pipe and the inlet end airtight connection of inert gas tank.By downtake pipe and second exhaust pipe respectively with inert gas tank
Inlet end airtight connection, when making to discharge the inert gas in the first air bag and the second air bag, inert gas is recycled,
Save the cost.
Further, the lateral wall of the pond body is equipped with the observation window for observing the first balloon positions.The setting of observation window
The size that can conveniently adjust air pressure in the first air bag precisely controls the position of the first air bag, convenient to adjust at any time, guarantees
Airtightness inside pond body.
Further, the plug for closed exhaust hole is removably connected in the gas vent.Make when ensilage fermentation
Gas vent is clogged with plug, the airtightness inside pond body is improved, air is further prevented to enter inside silage silo.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of silage silo of the present invention.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: pond body 1, pressure plate 2, drain tank 3, drain hole 4, drainage hole 5, liquid storage
Pond 6, outlet pipe 7, unidirectional liquid valve 8, rhone 9, water hole 10, observation window 11, the first air bag 12, the first branch pipe 13, first
Air-stopping valve 14, first row air valve 15, downtake pipe 16, the second branch pipe 17, the second air-stopping valve 18, second row air valve 19, second
Exhaust pipe 20, pond lid 21, the second air bag 22, plug 23, gas booster pump 24, inert gas tank 25.
Embodiment is substantially as shown in Fig. 1: a kind of silage silo, including inert gas tank 25, gas booster pump 24 and top
Pond body 1 equipped with opening, is equipped with rhone 9 between the inner sidewall and lateral wall of the side of pond body 1, the lateral wall of pond body 1 is equipped with
For observing the observation window 11 of the first air bag 12, the bottom end of rhone 9 is communicated with outlet pipe 7, and outlet pipe 7 is connected with liquid storage tank 6,
Outlet pipe 7 is equipped with unidirectional liquid valve 8, and the inner sidewall of pond body 1 is equipped with the water hole 10 of several communicated drainage slots 9；Rhone 9
It is inside equipped with the first air bag 12, the top of the first air bag 12 is fixed on the inner top of rhone 9, there is airtight connection on the first air bag 12
Downtake pipe 16, one end of downtake pipe 16 run through the top of rhone 9 and are placed in the outside of pond body 1, downtake pipe
16 are equipped with first row air valve 15, one end of downtake pipe 16 and the inlet end airtight connection of inert gas tank 25；In pond body 1
Two or more than two pressure plate 2 is slidably connected, the wall body of pressure plate 2 is equipped with drain tank 3, and the top of pressure plate 2 is set
There is the drain hole 4 of connection drain tank 3, drain tank 3 is arranged diagonally downward, and the downward one end of drain tank 3 is equipped with drainage hole 5, draining
Hole 5 is connected to water hole 10；The top of pond body 1 is equipped with the pond lid 21 for sealing pond body 1, and pond lid 21 is equipped with gas vent, row
The plug 23 for closed exhaust hole is removably connected in stomata；The bottom of pond lid 21 is equipped with the second air bag 22, the second air bag
22 airtight connections have a second exhaust pipe 20, and pond lid 21 is run through in one end of second exhaust pipe 20, one end of second exhaust pipe 20 with it is lazy
Property gas tank 25 inlet end airtight connection, second exhaust pipe 20 be equipped with second row air valve 19；The outlet of inert gas tank 25
The inlet end airtight connection at end and gas booster pump 24, the outlet side of gas booster pump 24 is connected with the first branch pipe 13 and second
Pipe 17, the first branch pipe 13 pass through 12 airtight connection of pool wall and the first air bag, and the first branch pipe 13 is equipped with the first air-stopping valve 14, and second
Branch pipe 17 passes through 22 airtight connection of pond lid 21 and the second air bag, and the second branch pipe 17 is equipped with the second air-stopping valve 18, inert gas tank
Inert gas in 25 is nitrogen.
Specific implementation process is as follows: when initial, the first air-stopping valve 14, the second air-stopping valve 18, first row air valve 15, second row
Air valve 19 and unidirectional liquid valve 8 are in closed state；When loading feed, it is put into first piece of pressure plate 2 into silage silo, makes it
It is placed in the interior bottom of pond body 1, opens unidirectional liquid valve 8, the pre- ensilage for carrying out ensiling is packed into pond body 1, every loading
Be compacted after the height of 30cm it is primary, when filling, extra ensiling liquid 10 He of water hole on inner sidewall respectively in ensilage
The drain hole 4 of pressure plate 2 is discharged, and enters in rhone 9, is discharged through rhone 9 from outlet pipe 7, and enter the interior of liquid storage tank 6
Portion is stored, and drain tank 3 is arranged diagonally downward, and the ensiling liquid for enabling drain hole 4 to be discharged quickly flows downwards, from drainage hole
5 are discharged into rhone 9；After filling certain altitude according to each nursing demand, by second piece of pressure plate 2 inside pond body 1 to
Lower slider makes it compress ensilage, and fastens second piece of pressure plate 2 closely with 1 inner wall of pond body, then in second piece of pressure plate 2
On according to same loading method carry out ensilage filling and compacting, such step is by silage silo specification by the ensiling to ensiling
After feed loads and completes compacting, pond lid 21 is covered, closes first row air valve 15 and second row air valve 19, opens the first air-stopping valve
14 and second air-stopping valve 18, so that the nitrogen in inert gas tank 25 is filled with the through the first branch pipe 13 after the pressurization of gas booster pump 24
It in one air bag 12, is filled in the second air bag 22 through the second branch pipe 17, air pressure increases in the first air bag 12, from the observation window of lateral wall
11 are observed, and when the first air bag 12 expands and extends downward into the least significant end of rhone 9 along rhone 9, are closed first and are stopped
Air valve 14, air pressure increases in the second air bag 22, and the second air bag 22 is expanded at the pressure plate 2 of 1 inside the top of pond body, makes ensiling
Feed is compacted the compacting of plate 2, since each piece of pressure plate 2 is to be slidably connected with 1 inner wall of pond body, so the second air bag 22 squeezes most
While the stripper plate on upper layer, every layer of ensilage can not only be made all to be squeezed power, and can guarantee each layer of ensiling and raise
The compactness of material can also push the air between the pressure plate 2 of top layer in pond body 1 and pond lid 21 to be discharged from gas vent, the
While one air bag 12 extends downwardly, the air being discharged into rhone 9 in pond body 1 is pushed to be discharged from unidirectional liquid valve 8, when second
After air bag 22 is expanded to compression pressure plate 2, the gas vent on pond lid 21 is clogged with plug 23, the second air-stopping valve 18 is turned off, makes
Stable gas pressure in second air bag 22 guarantees the compactness of ensilage, closes the first air-stopping valve 14, opens first row air valve
15, the first air bag 12 retraction, inert gas in the first air bag 12 is through downtake pipe 16 from the inlet end of inert gas tank 25
Into in inert gas tank 25, realize recycling for inert gas, when observe 12 bottom end of the first air bag bounce back to topmost
Pressure plate 2 upper surface when, close first row air valve 15, keep the first air bag 12 be tightly attached on the side wall of rhone 9, make to press
The gas of tight 2 top of plate cannot be discharged from water hole 10, to guarantee the airtightness inside pond body 1；Meanwhile in fermentation process
In, the ensiling liquid of ensilage exudation is discharged after the entrance rhone 9 of water hole 10 from outlet pipe 7, and exudation can be discharged in time
Ensiling liquid, and can guarantee the oxygen-free environment in pond.
When ensilage need to be taken, it is first turned on second row air valve 19, makes inert gas in the second air bag 22 from
Two exhaust pipes 20 are expelled in inert gas tank 25, after so that it is bounced back to minimum volume, are closed second row air valve 19, are opened first
Air-stopping valve 14, gas booster pump 24 increase the air pressure in the first air bag 12, when the expansion of the first air bag 12 and the row of extending downward into
When the least significant end of sink 9, closing the first air-stopping valve 14 can effectively prevent taking at this point, water hole 10 is filled by the first air bag 12
Air is contacted with the ensilage layer that do not take in pond body 1 when ensilage, prevents the ensilage layer that do not take because secondary
It ferments and goes bad；Then pond lid 21 is opened, the pressure plate 2 for being located at top layer in pond body 1 is taken out, ensilage can be taken；It takes
Used time, every layer is loaded according to practical nursing demand when due to ensiling, so can once take when taking each
Layer ensilage, positioned at lower layer ensilage because have be placed in top pressure plate 2 due to and air insulated, effectively prevent not taking
Ensilage go bad because of secondary fermentation；It, should be according to putting down from top to bottom if cannot disposably take out one layer of ensilage
Whole feeding can closely compress ensilage with pressure plate 2 when convenient subsequent ensiling, prevent it from going mouldy and rotting；Take completion
Afterwards, it covers pond lid 21, opens the second air-stopping valve 18, take out the plug 23 in 21 upper air-vent of pond lid, in inert gas tank 25
Nitrogen is filled in the second air bag 22 by the first branch pipe 13, increases the air pressure in the second air bag 22, when the second air bag 22 expands
Air between 2 top of pressure plate and pond lid 21 is squeezed out from gas vent, is located at the top when the second air bag 22 is expanded to compression
Pressure plate 2, plug 23 is got back into gas vent, the second air-stopping valve 18 is closed, that is, can guarantee inside the pond body 1 after taking as nothing
Oxygen environment；First row air valve 15 is opened again, and the inert gas in the first air bag 12 is made to be expelled to indifferent gas from downtake pipe 16
In body tank 25, the first air bag 12 retraction observes the first air bag 12 by observation window 11, when it bounces back to the compression positioned at the top
When the height of plate 2, first row air valve 15 is closed, continues to save the ensilage in silage silo.
After the completion of the ensilage of pond body 1 is all taken, it is cleaned using clear water, the waste liquid after cleaning can lead to
It crosses water hole 10 and is discharged into rhone 9, be discharged finally by outlet pipe 7.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, and described is only preferred implementation of the invention
Mode, it is noted that for those skilled in the art, without departing from the inventive concept of the premise, can also make
Several modifications and improvements, present invention is not limited to the embodiments described above, in the knowledge model that those of ordinary skill in the art have
In enclosing, many variations can also be made to it.The technology, shape, construction portion that the present invention omits description are well-known technique.
Claims (8)
1. a kind of silage silo, it is characterised in that: be equipped with the pond body of opening, institute including inert gas tank, gas booster pump and top
It states and is equipped with rhone between the inner sidewall of pond body and lateral wall, the rhone is communicated with outlet pipe, and the outlet pipe is equipped with
Unidirectional liquid valve, the inner sidewall of the pond body are equipped with the water hole for being connected to the rhone；First is equipped in the rhone
Air bag, is fixed on the inner top of rhone, and the side wall airtight connection with rhone at the top of first air bag, and described first
Airtight connection has downtake pipe on air bag, and the downtake pipe is equipped with first row air valve；It is slidably connected in the pond body
There is pressure plate, the top of the pond body is equipped with the Chi Gai for sealing pond body, and the pond is covered equipped with gas vent；The Chi Gai's
Bottom is equipped with the second air bag, and second gas bag sealing is connected with second exhaust pipe, and the second exhaust pipe is equipped with second row
Air valve；The outlet side of the inert gas tank and the inlet end airtight connection of gas booster pump, the outlet of the gas booster pump
End is connected with the first branch pipe and the second branch pipe, and the top that first branch pipe passes through rhone is connect with the first gas bag sealing, institute
The first branch pipe is stated equipped with the first air-stopping valve, second branch pipe passes through Chi Gai and connect with the second gas bag sealing, and described second
Pipe is equipped with the second air-stopping valve.
2. a kind of silage silo according to claim 1, it is characterised in that: at least two pieces of the pressure plate.
3. a kind of silage silo according to claim 2, it is characterised in that: the water hole is equipped with several.
4. a kind of silage silo according to claim 3, it is characterised in that: the wall body of the pressure plate is equipped with drain tank,
The top of the pressure plate is equipped with the drain hole of connection drain tank, and the drain tank is arranged diagonally downward, and the drain tank is downward
One end be equipped with drainage hole, the drainage hole is connected to water hole.
5. a kind of silage silo according to claim 4, it is characterised in that: the outlet pipe is connected with liquid storage tank.
6. a kind of silage silo according to claim 5, it is characterised in that: one end of the downtake pipe and inert gas
The inlet end airtight connection of tank, one end of the second exhaust pipe and the inlet end airtight connection of inert gas tank.
7. a kind of silage silo according to claim 6, it is characterised in that: the lateral wall of the pond body is equipped with for observing the
The observation window of one balloon positions.
8. a kind of silage silo according to claim 7, it is characterised in that: be removably connected in the gas vent for close
Close the plug of gas vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811505763.6A CN109618685A (en) | 2018-12-10 | 2018-12-10 | A kind of silage silo |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811505763.6A CN109618685A (en) | 2018-12-10 | 2018-12-10 | A kind of silage silo |
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| CN109618685A true CN109618685A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811505763.6A Withdrawn CN109618685A (en) | 2018-12-10 | 2018-12-10 | A kind of silage silo |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210307364A1 (en) * | 2020-04-07 | 2021-10-07 | Deere & Company | Method and arrangement for producing silage |
| CN114258993A (en) * | 2022-01-04 | 2022-04-01 | 安徽德宝生物科技有限公司 | Feed formula for poultry eggs capable of producing high-content astaxanthin and processing technology of feed formula |
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| US20210307364A1 (en) * | 2020-04-07 | 2021-10-07 | Deere & Company | Method and arrangement for producing silage |
| US11882796B2 (en) * | 2020-04-07 | 2024-01-30 | Deere & Company | Method and arrangement for producing silage |
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