CN202184026U - Plant root system oxygen-deficit stress device - Google Patents
Plant root system oxygen-deficit stress device Download PDFInfo
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- CN202184026U CN202184026U CN2011203005174U CN201120300517U CN202184026U CN 202184026 U CN202184026 U CN 202184026U CN 2011203005174 U CN2011203005174 U CN 2011203005174U CN 201120300517 U CN201120300517 U CN 201120300517U CN 202184026 U CN202184026 U CN 202184026U
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- plant
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- water planting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The utility model discloses a plant root system oxygen-deficit stress device which comprises a container used for containing water culture solution and a plant oil seal layer covered on the liquid surface of the water culture solution. With the adoption of the plant root system oxygen-deficit stress device, air is isolated from oxygen of water culture solution around the plant root system, the content of dissolved oxygen around the root system gradually decreases along with the metabolism of the plant; and the state of damage or crop failure caused by waterlogging of the plant is well simulated, and the content of dissolved oxygen around the root system also can be monitored in real time.
Description
Technical field
The utility model relates to a kind of device of simulating plant damage or crop failure caused by waterlogging, and particularly a kind of root system of plant anoxic is coerced device.
Background technology
In the prior art, there are dissolved oxygen adjusting apparatus, two flower-pot cover method and waterflooding not to have ground on the research water logging injury of plant processing method.First method can only be controlled at the dissolved oxygen in the water planting liquid within the particular concentration scope, and can not the dissolved oxygen in the water planting liquid be controlled at a stable numerical point; Though second kind of state of well having simulated damage or crop failure caused by waterlogging with the third mode is limited to the technological development level of dissolved oxygen sensing in the present soil, the very difficult moment is monitored out root system of plant dissolved oxygen content on every side.
The utility model content
To the deficiency that exists in the prior art; The purpose of the utility model is to provide a kind of well state of simulating plant damage or crop failure caused by waterlogging; The content of dissolved oxygen around the monitoring plant root system constantly again; Can also the oxygen of water planting liquid around air and the plant root is isolated, make the root system of plant anoxic that dissolved oxygen content reduces along with plant corpus self metabolism gradually around the root system of plant coerce device.
The technical scheme of the utility model is achieved in that a kind of root system of plant anoxic coerces device, comprises the container that fills water planting liquid, on the liquid level of said water planting liquid, is coated with vegetable oil oil sealing layer.
Above-mentioned root system of plant anoxic is coerced device, and said vegetable oil oil sealing layer thickness is 0.2～5 centimetre.
Above-mentioned root system of plant anoxic is coerced device, and the thickness of said vegetable oil oil sealing layer is 0.3～1 centimetre.
Above-mentioned root system of plant anoxic is coerced device, and the difference of the degree of depth of said water planting liquid and root system of plant length is 0.5～5 centimetre.
Above-mentioned root system of plant anoxic is coerced device, also comprises the dissolved oxygen sensing appearance that is used for measuring said water planting liquid dissolved oxygen, and the dissolved oxygen sensing portion of said dissolved oxygen sensing appearance is arranged in said water planting liquid; And also be provided with the plant fixture on the said container.The effect of plant fixture is to be used for fixing the plant that is placed in the said container, can be for being arranged on the wire netting on the said container or having plate object of through hole etc.
Above-mentioned root system of plant anoxic is coerced device, also comprises the accent oxygen device that is used for supplying with to said water planting liquid oxygen.
Above-mentioned root system of plant anoxic is coerced device, and said accent oxygen device comprises that base, two ends have the separation cavity of opening, gas dispersion pipe and are used to seal the stopper of said separation cavity one end opening; The external said water planting liquid phase mutual conductance of said water planting liquid that said gas dispersion pipe is arranged on the said base and the cavity of said separation cavity is interior and said compartment leads to; Said separation cavity is removably mounted on the said base away from an end of said stopper; Said gas dispersion pipe is positioned at the cavity of said separation cavity, and the inlet end of said gas dispersion pipe and wireway fluid communication.
Above-mentioned root system of plant anoxic is coerced device, and said gas dispersion pipe is two or more, and the internal diameter of said gas dispersion pipe is less than the internal diameter of said wireway.
Above-mentioned root system of plant anoxic is coerced device, scribbles petrolatum layer on the contact-making surface of said stopper and said separation cavity.
Above-mentioned root system of plant anoxic is coerced device, and said wireway is connected with oxygen pump, is connected with timer on the said oxygen pump; On the said wireway switch is installed.
The beneficial effect of the utility model is: (1) shows through experiment repeatedly: vegetable oil oil sealing layer not only can secluding air, and plant corpus itself is not exerted an influence; Coerce device with the root system of plant anoxic of the utility model and can not produce the pollutant effect plant strain growth; And it is easy to operation, economical and practical.(2) the good state of simulating plant damage or crop failure caused by waterlogging; The content of dissolved oxygen around the monitoring plant root system constantly again; Can also the oxygen of water planting liquid around air and the plant root is isolated, make root system of plant dissolved oxygen content reduction gradually on every side along with plant corpus self metabolism.(3) utilizing the root system of plant anoxic of the utility model to coerce device can the simulating plant damage or crop failure caused by waterlogging, and simulating plant is coerced the whole process of coercing to anoxic again from the normal condition to the hypoxemia easily.(4) can make that dissolved oxygen in the water planting liquid is minimum to remain on 0.5 milligram every liter, and highly stable; The effect phase was up to more than 12 days, can study a series of researchs about water logging injury of plant under the limiting value situation.
Description of drawings
Fig. 1 coerces the structural representation of device for a kind of root system of plant anoxic of the utility model;
Fig. 2 coerces the structural representation of the accent oxygen device of device for a kind of root system of plant anoxic of the utility model;
Fig. 3 coerces the structural representation of the accent oxygen device base of device for a kind of root system of plant anoxic of the utility model;
Fig. 4 coerces the structural representation of the accent oxygen device bottle of device for a kind of root system of plant anoxic of the utility model;
Fig. 5 coerces the structural representation of the accent oxygen device bottle stopper of device for a kind of root system of plant anoxic of the utility model;
Fig. 6 coerces the structural representation of the plant fixture of device for a kind of root system of plant anoxic of the utility model;
Fig. 7 transfers the structural representation of oxygen device supplemental oxygen in water planting liquid for the utilization that a kind of root system of plant anoxic of the utility model is coerced device;
The accent oxygen device that Fig. 8 coerces device for a kind of root system of plant anoxic of the utility model stops the structural representation of supplemental oxygen in water planting liquid.
Among the figure: 1-oxygen pump, 2-power supply, 3-timer, 4-dissolved oxygen sensing appearance, 41-dissolved oxygen sensing portion; The 5-container, 6-transfers the oxygen device, the 61-base, 62-separates cavity, 63-gas dispersion pipe; The 64-stopper, 65-pillar, 7-vegetable oil oil sealing layer, 8-plant; 9-water planting liquid, 10-wireway, 101-switch, 11-wire netting.
Embodiment
In conjunction with accompanying drawing the utility model is done further explanation:
As shown in Figure 1, the root system of plant anoxic of present embodiment is coerced device and is comprised the container 5 that fills water planting liquid 9, is used for measuring the dissolved oxygen sensing appearance 4 and the accent oxygen device 6 that is used for supplying with to said water planting liquid 9 oxygen of said water planting liquid 9 dissolved oxygens; Said container 5 can be selected glass or made of iron as required.On the liquid level of said water planting liquid 9, be coated with vegetable oil oil sealing layer 7, said vegetable oil oil sealing layer 7 thickness are 1 centimetre.In the present embodiment, said vegetable oil oil sealing layer 7 is a soya-bean oil oil sealing layer.The difference of the degree of depth of said water planting liquid 9 and root system of plant length is 0.5～5 centimetre, makes said water planting liquid 9 can not have root system of plant.The dissolved oxygen sensing portion 41 of said dissolved oxygen sensing appearance 4 is arranged in said water planting liquid 9, so that can measure the dissolved oxygen in the said water planting liquid 9.Like Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5; Said accent oxygen device 6 comprises that base 61, two ends have the separation cavity 62 of opening (in the present embodiment, said separation cavity 62 is a cylinder), gas dispersion pipe 63 and are used to seal the stopper 64 of said separation cavity 62 1 end openings; Said gas dispersion pipe 63 is arranged on the said base 61; Said separation cavity 62 be removably mounted on the said base 61 away from an end of said stopper 64 and the said water planting liquid in the cavity of said separation cavity 62 9 with said separation cavity 62 outer said water planting liquid 9 mutual conduction so that liquid level and said separation cavity 62 outer liquid levels are on same horizontal plane in the cavity of said separation cavity 62; Thereby the oxygen that makes said accent oxygen device 6 supply with can enter into the said water planting liquid 9 outside the said separation cavity 62 the said water planting liquid 9 in the cavity of said separation cavity 62; Said gas dispersion pipe 63 is positioned at the cavity of said separation cavity 62, and the inlet end of said gas dispersion pipe 63 and wireway 10 fluid communication.Three pillars 65 as shown in Figure 3 can be set, so that columnar said separation cavity 62 is stuck between three said pillars 65 on said base 61; It is solid that three said pillars 65 can be made, and makes it more durable.Said gas dispersion pipe 63 is two or more, and the internal diameter of said gas dispersion pipe 63 is less than the internal diameter of said wireway 10; Making it possible in said water planting liquid 9, to supply with a large amount of oxygen through said wireway 10 so also disperses can be dissolved in effectively in the said water planting liquid 9 afterwards through said gas dispersion pipe 63.Scribble petrolatum layer on the contact-making surface of said stopper 64 and said separation cavity 62; So that make said accent oxygen device 6 can prevent effectively that in use the vegetable oil in the said vegetable oil oil sealing layer 7 from getting in the cavity of said separation cavity 62 through the gap between said stopper 64 and the said separation cavity 62, thereby there is vegetable oil to influence breaking of oxygen bubbles on can eliminating when in said water planting liquid 10, supplying with oxygen owing to the liquid level in the cavity of said separation cavity 62.Said wireway 10 is connected with oxygen pump 1, is connected with timer 3 on the said oxygen pump 1; Timer 3 can be set duration of ventilation according to the experiment needs; Said oxygen pump 1 can be set the logical oxygen speed of gear adjusting of ventilation according to the time needs; On said wireway 10, switch 101 is installed so that control the break-make of gas in the said wireway 10.As shown in Figure 6, on said container 5, also be provided with wire netting 11 as the plant fixture, the effect of said plant fixture is to be used for fixing the plant 8 that is placed in the said container 5.
In actual use; Can operate according to following steps: in said water planting liquid 9 (pure water, nutrient solution etc.) the said container 5 of packing into that will configure in right amount; Then the plant uniform coding is put into said container 5; Make said water planting liquid 9 not have the root system of plant at least, again with said dissolved oxygen sensing appearance 4, transfer oxygen device 6 to be positioned in the said container 5, at last said wireway 10 is connected with said oxygen pump 1; And said timer 3 is connected with said oxygen pump 1, and said oxygen pump 1 is connected with power supply 2 respectively with said timer 3; At last soya-bean oil slowly is layered on the surface of said water planting liquid 9, forms said vegetable oil oil sealing layer 7, can make things convenient for simulating plant from the normal condition to the hypoxemia, to coerce the whole process of coercing to anoxic again; This device does can cause water planting liquid to pollute, and also can not influence plant growing.Can make that dissolved oxygen in the water planting liquid is minimum to remain on 0.5 milligram every liter, and highly stable; The effect phase was up to more than 12 days, can study some the row researchs about water logging injury of plant under the limiting value situation.And easy to operate, simple in structure, economical and practical, be particularly useful for the damage or crop failure caused by waterlogging research of plant.
The method for using of said accent oxygen device 6: when needing complement lysis oxygen in the said water planting liquid 9; Stopper 64 on the said separation cavity 62 and switch 101 are opened; As shown in Figure 7; This moment is not owing to have said vegetable oil oil sealing layer 7 on said water planting liquid 9 surfaces in the said separation cavity 62; The oxygen that gets into said water planting liquid 9 through said gas dispersion pipe 63 can break and be dispersed in the said water planting liquid 9 (having solved because when having said vegetable oil oil sealing layer 7 on the liquid level of said water planting liquid 9, bubble floats over the technical barrier that is difficult to break between said water planting liquid 9 and the said vegetable oil oil sealing layer 7) smoothly; As shown in Figure 8; When needs stop in said water planting liquid 9 complement lysis oxygen; Said switch 101 cuts out,, and said separation cavity 62 taken off from said base 61 be positioned over the said water planting liquid 9 with the upper end jam-pack of said stopper 64 with said separation cavity 62.The lower end that should remain said separation cavity 62 is in the said water planting liquid 9, influences supplemental oxygen in said water planting liquid 9 to avoid getting into vegetable oil in the said separation cavity 62.Utilize said oxygen pump 1 can control the speed of oxygenation in said water planting liquid 9, thereby can control the concentration of dissolved oxygen in the said water planting liquid 9; Utilize said timer 3 can control the time of oxygenation in said water planting liquid 9, thereby can satisfy the needs of various experiments; Utilize said dissolved oxygen sensing appearance 4 can monitor the dissolved oxygen in the said water planting liquid 9 constantly, minimum point is the minimum critical value (0.5 milligram every liter) of dissolved oxygen concentration in the dissolved oxygen change curve.
The degree of depth of said water planting liquid 9 is to set according to plant size and plant quantity, can flood plant root, can not flood the leaf of plant, does not have 5 centimetres of root systems to be advisable with interior; The plant of experiment usefulness evenly distributes at said container 5.The residing external environment of plant can be regulated and control (such as intensity of illumination, humidity, temperature, light irradiation time etc.) as required voluntarily.Plant external environment of living in can influence the dissolved oxygen in the water planting liquid, and still, the Changing Pattern of its dissolved oxygen is roughly the same, all can make it drop to critical value.
Said vegetable oil oil sealing layer 7 thickness can be any number between 0.2～5 centimetre, all can realize the goal of the invention of the invention; Preferred said vegetable oil oil sealing layer 7 thickness are 0.3～1 centimetre.If said vegetable oil oil sealing layer 7 thickness are too little, the oil sealing effect compares relatively poor, and in use (when especially getting seedling) has outside air and contact with said water planting liquid 9.If said vegetable oil oil sealing layer 7 thickness are too big, be immersed in the vegetable oil having long axis, certain influence can be arranged the normal growth of plant corpus.
The difference of the degree of depth of said water planting liquid 9 and root system of plant length is 0.5～5 centimetre; Like this can so that said water planting liquid 9 can the submerged plant root system one section axis of top, avoid contacting with root system of plant owing to rocking of said vegetable oil oil sealing layer 7 makes vegetable oil.
Claims (10)
1. a root system of plant anoxic is coerced device, it is characterized in that, comprises the container (5) that fills water planting liquid (9), on the liquid level of said water planting liquid (9), is coated with vegetable oil oil sealing layer (7).
2. root system of plant anoxic according to claim 1 is coerced device, it is characterized in that, said vegetable oil oil sealing layer (7) thickness is 0.2～5 centimetre.
3. root system of plant anoxic according to claim 2 is coerced device, it is characterized in that, the thickness of said vegetable oil oil sealing layer (7) is 0.3～1 centimetre.
4. coerce device according to the arbitrary described root system of plant anoxic of claim 1-3, it is characterized in that, the degree of depth of said water planting liquid (9) and the difference of root system of plant length are 0.5～5 centimetre.
5. root system of plant anoxic according to claim 4 is coerced device; It is characterized in that; Also comprise the dissolved oxygen sensing appearance (4) that is used for measuring said water planting liquid (9) dissolved oxygen, the dissolved oxygen sensing portion (41) of said dissolved oxygen sensing appearance (4) is arranged in said water planting liquid (9); And said container also is provided with the plant fixture on (5).
6. root system of plant anoxic according to claim 4 is coerced device, it is characterized in that, also comprises the accent oxygen device (6) that is used for supplying with to said water planting liquid (9) oxygen.
7. root system of plant anoxic according to claim 6 is coerced device; It is characterized in that said accent oxygen device (6) comprises that base (61), two ends have the separation cavity (62) of opening, gas dispersion pipe (63) and are used to seal the stopper (64) of said separation cavity (62) one end openings; Said gas dispersion pipe (63) is arranged on the said water planting liquid (9) and outer said water planting liquid (9) mutual conduction of said separation cavity (62) that said base (61) is gone up and the cavity of said separation cavity (62) is interior; Said separation cavity (62) is removably mounted on the said base (61) away from an end of said stopper (64); Said gas dispersion pipe (63) is positioned at the cavity of said separation cavity (62), and the inlet end of said gas dispersion pipe (63) and wireway (10) fluid communication.
8. root system of plant anoxic according to claim 7 is coerced device, it is characterized in that, said gas dispersion pipe (63) is two or more, and the internal diameter of said gas dispersion pipe (63) is less than the internal diameter of said wireway (10).
9. root system of plant anoxic according to claim 8 is coerced device, it is characterized in that, scribbles petrolatum layer on the contact-making surface of said stopper (64) and said separation cavity (62).
10. root system of plant anoxic according to claim 8 is coerced device, it is characterized in that, said wireway (10) is connected with oxygen pump (1), is connected with timer (3) on the said oxygen pump (1); Switch (101) is installed on the said wireway (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203005174U CN202184026U (en) | 2011-08-18 | 2011-08-18 | Plant root system oxygen-deficit stress device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203005174U CN202184026U (en) | 2011-08-18 | 2011-08-18 | Plant root system oxygen-deficit stress device |
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| Publication Number | Publication Date |
|---|---|
| CN202184026U true CN202184026U (en) | 2012-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203005174U Expired - Fee Related CN202184026U (en) | 2011-08-18 | 2011-08-18 | Plant root system oxygen-deficit stress device |
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| CN (1) | CN202184026U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598598A (en) * | 2013-11-08 | 2014-02-26 | 安徽立泰食品科技有限公司 | Negative pressure processing method of tender meat |
| CN105028006A (en) * | 2015-08-21 | 2015-11-11 | 福建农林大学 | Test device and method used for evaluating avoidance of plant roots on pollutants |
| CN114793899A (en) * | 2022-04-25 | 2022-07-29 | 淄博市林业保护发展中心 | Vitrification relieving device in tissue culture |
-
2011
- 2011-08-18 CN CN2011203005174U patent/CN202184026U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598598A (en) * | 2013-11-08 | 2014-02-26 | 安徽立泰食品科技有限公司 | Negative pressure processing method of tender meat |
| CN105028006A (en) * | 2015-08-21 | 2015-11-11 | 福建农林大学 | Test device and method used for evaluating avoidance of plant roots on pollutants |
| CN114793899A (en) * | 2022-04-25 | 2022-07-29 | 淄博市林业保护发展中心 | Vitrification relieving device in tissue culture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20170818 |