CN103299885A - Tobacco floating seedling raising, aerating and seedling strengthening method and device - Google Patents
Tobacco floating seedling raising, aerating and seedling strengthening method and device Download PDFInfo
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- CN103299885A CN103299885A CN2012100638954A CN201210063895A CN103299885A CN 103299885 A CN103299885 A CN 103299885A CN 2012100638954 A CN2012100638954 A CN 2012100638954A CN 201210063895 A CN201210063895 A CN 201210063895A CN 103299885 A CN103299885 A CN 103299885A
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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
Abstract
The invention provides a tobacco floating seedling raising, aerating and seedling strengthening method, which comprises the following steps: establishing a seedling raising shed and a floating seedling raising pond according to the conventional technology; uniformly laying ventilating pipes with air outlet holes on an agricultural film of the floating seedling raising pond; connecting the ventilating pipes with an air pump outside the pond through air guide pipes and air supply pipes; then pouring water and filling trays; starting the air pump during seedling raising; uniformly ventilating the water of the floating seedling raising pond through the ventilating pipes to achieve an aerating, seedling strengthening and root strengthening effect, wherein the aeration device comprises the air pump, the air supply pipes, the air guide pipes, the ventilating pipes and fixing members. According to the method, the low-oxygen stress can be effectively eliminated, the growth of the root system of seedlings is promoted, the seedling strengthening and root strengthening effect is achieved, and meanwhile, the growth of algae in the pond water can be effectively suppressed. The used aeration device has the advantages of easiness and convenience in use, less investment and easiness in generalization.
Description
Technical field
The present invention relates to the floating seedlings technical field, particularly relate to a kind of oxygenation method and device of tobacco floating seed rearing.
Background technology
Tobacco floating seed rearing has advantages of that production efficiency is high, Miao Qimiao strong, can realize scale, intensive and standardization that tobacco seedling is produced.In tobacco seedling was produced, the floating seedlings popularity rate reached more than 90%.Because the matrix of floating seedlings is full of moisture, space, seedling cave is little, the pond face is covered by the seedling dish, nutrient solution liquid level and the air contact-making surface of bottom are less, after planting easily form Hypoxia Stress, not only affect seed germination, and suppress especially reaching full growth of root system of cigarette seedling, limited the raising of Quality of Seedlings.Therefore, how to improve the aeration condition of floating plant seedling system, for the growth of seed germination and seedlings root provides sufficient oxygen, become the technical problem that this area needs to be resolved hurrily.
Patent application (application number 200910094890.6) discloses a kind of aeration treating method of tobacco floating seed rearing, is before the sowing sabot, and the oxygenation agent calper calcium peroxide is made an addition in matrix or the seedling pond nutrient solution, reaches the purpose of oxygenation.
Patent application (application number 200910094636.6) discloses a kind of aeration-type tobacco seed-coating pelleted seed and preparation method thereof, is to add calper calcium peroxide when processing by the dressing Pelleting in kind of clothing agent, reaches the purpose of oxygenation.
Summary of the invention
The oxygenation method and apparatus in strong sprout that the purpose of this invention is to provide a kind of tobacco floating seed rearing, it can create good aeration condition in seed germination and growth of seedling process, eliminate Hypoxia Stress, promotes the seedlings root growth, reaches the effect of strong sprout, strong root.
The present invention reaches by the following technical programs: a kind of tobacco floating seed rearing oxygenation method in strong sprout, at first build seedling growth greenhouse and Flotage seedling raising pool according to routine techniques, at the bottom of the pond, use the rebasing antiseep of plastic sheeting for farm use, then the uniform spreading setting tool has the diffuser of venthole on the plastic sheeting for farm use at the bottom of the Flotage seedling raising pool pond, and diffuser links to each other with air pump outside the pond with air supply pipe by wireway; Then pour water, fill and broadcast the floating disc of planting.In seedling raising process, booster air pump carries out even ventilation treatment by diffuser to Flotage seedling raising pool water, reaches the effect of oxygenation, strong sprout, strong root.The oxygen-increasing device of tobacco floating seed rearing of the present invention comprises air pump, air supply pipe, wireway, diffuser and fixture.Described diffuser uniform spreading is located at the bottom of the Flotage seedling raising pool pond above the plastic sheeting for farm use, a plurality of ventholes that evenly distribute on the diffuser, diffuser endcapped; Described diffuser is connected with the wireway above the plastic sheeting for farm use at the bottom of uniform spreading is located at the Flotage seedling raising pool pond, consists of loose gas unit; Described wireway is connected with air pump in being installed in the other or booth of nursery pond by air supply pipe; The described fixture gas unit that will fall apart is fixed at the bottom of the pond, prevents that pipeline from moving and float.
In the oxygenation method of tobacco floating seed rearing of the present invention, time and throughput that ventilation oxygenation is processed can decide according to the scale of growing seedlings, environmental condition, generally in after planting beginning the oxygenation processing of ventilating to Chi Shui about 7～10 days; In after planting about 55～75 days or transplant and stopped ventilation treatment in front about 5 days, control water hardening; Ventilation treatment can adopt intermittently ventilation or continuously ventilation; Intermittently ventilation is for ventilating every day 1～10 time, and each 10～60min, throughput are every square metre of pond face 50～1000L/h; Also can adopt round the clock intermittently ventilation; If adopt continuously ventilation, throughput can be adjusted to every square metre of pond face 10～500L/h.
The diffuser of oxygen-increasing device of the present invention has some sections, can along at the bottom of the seedling pond vertically is laid on the pond above the plastic sheeting for farm use, be connected with the 2 wireway square crossings to several even lateral arrangement; Described wireway parallel distance is 1～6m; Described each wireway is connected with air pump by air supply pipe; Diffuser of the present invention also can be along at the bottom of the seedling pond laterally be laid on the pond above the plastic sheeting for farm use, is connected with 1～3 wireway square crossing that vertically is evenly arranged at the bottom of the pond; Have 2 to be connected with air pump by air supply pipe to several connecting portions on described each wireway; The connecting portion of described air supply pipe and wireway axially is evenly arranged along wireway, and the connecting portion spacing is 1～6m.
The caliber of air supply pipe of the present invention is 2～12cm; The caliber of described wireway is 1.5～4cm; The caliber of described diffuser is 0.5～2cm, and the diffuser parallel distance is 10～100cm; Described venthole aperture is 0.1～3mm, and the venthole spacing is 0.1～10cm.
Air pump of the present invention can use blower fan, fan blower, air compressor, compressed air to substitute; The power resources of described air pump are normal power supplies or power source, also can substitute normal power supplies or power source with being placed in the outer solar power plant of tobacco seedling culture canopy surface or booth; Described diffuser can substitute with equally distributed gas exhausting stone or microporous bubble pipe.
The present invention one cover oxygen-increasing device is general independent for a nursery pond, it comprise one be placed in the air pump by this nursery pond, the air supply pipe that links to each other with air pump, link to each other with air supply pipe be laid on one group of loose gas unit and fixture that is consisted of by wireway and diffuser above the plastic sheeting for farm use at the bottom of this pond; The present invention one cover oxygen-increasing device also can be for two or more nursery ponds, its one of being included in that the seedling growth greenhouse one or both ends install or two air pumps, the main supply tracheae that links to each other with air pump, link to each other with the main supply tracheae prop up air supply pipe, with two or more sets loose gas unit and fixtures of propping up air supply pipe and linking to each other; Described two or more sets loose gas unit are arranged in respectively in two or more nursery ponds; Described air supply pipe can install air valve additional, with the independent throughput of regulating the loose gas unit of each group or nursery pond.
Piping material of the present invention is generally selected PVC or common plastics tube, or the special-purpose gas exhausting stone of aquaculture or microporous bubble tube material.In using venting process, loose gas unit can produce buoyancy, when therefore laying pipeline, pipeline need be bonded at the bottom of the pond.If be the cement material at the bottom of the pond, can adopt multiple conventional method set pipeline.But owing to being generally soil property at the bottom of the Flotage seedling raising pool pond, need to use the set pipelines such as conventional pipe clamp with rivet, expandable nail with the rebasing antiseep of plastic sheeting for farm use.The fixture of the loose gas unit of the present invention pipeline is any one in pipe clamp, counter weight brick or the counterweight depression bar; The bottom surface of described pipe clamp is adsorbable or be bonded in plastic sheeting for farm use surface at the bottom of the pond; Described counter weight brick has hole or arch form groove structure, can cuff or withhold on loose gas unit pipeline, or be fixed together with the binding of loose gas unit pipeline, pipeline is pressed solidly at the bottom of the pond; Described counterweight depression bar can press solidly many loose gas unit pipelines at the bottom of the pond simultaneously with counter weight brick; If loose gas unit pipeline can rely on the stable heavy volt of self gravitation at the bottom of the pond, then needn't install fixture additional, such as adopting aquaculture to increase the weight of gas exhausting stone or microporous bubble pipe etc.
The present invention has following superiority:
1, the inventive method and oxygen-increasing device can be created good aeration condition in seed germination and growth of seedling process, effectively eliminate Hypoxia Stress, promote the seedlings root growth, reach the effect of strong sprout, strong root, but the growth of algae in the while establishment pond water.
2, the loose gas unit of the inventive method and oxygen-increasing device adopt be evenly arranged, the method for balanced air feed, loose gas is even in the use, oxygenation effect is good.
3, at the seedling growth greenhouse without conventional power supply, can utilize solar electrical energy generation that power is provided, also can adopt compressed air or oxygen as source of the gas, energy-saving and environmental protecting.
4, the inventive method and oxygen-increasing device are easy to use, input is little, is easy to promote, and not only can be used for tobacco floating seed rearing production, and the floating seedlings or the cultivation that also can be applicable to other plant, crop are produced.
Description of drawings
Fig. 1 is the vertical view of the embodiment of the invention one;
Fig. 2 is the end view of the embodiment of the invention one;
Fig. 3 is the vertical view of the embodiment of the invention two;
Fig. 4 is the end view of the embodiment of the invention two;
Fig. 5 is the schematic top plan view of the embodiment of the invention three;
In the accompanying drawings: 1 air pump; 2 air supply pipes; 2a main supply tracheae; 2b props up air supply pipe; 3 wireways; 4 diffusers; 5 ventholes; At the bottom of 6 ponds; 7 plastic sheeting for farm uses; 8 counter weight bricks; 9 pool walls; 10 air valves.
Embodiment
The below will the invention will be further described by embodiment, and these descriptions are not to do further to limit to content of the present invention.Be equal to replacement to what the technical characterictic of content of the present invention was done, or corresponding the improvement, still belong within protection scope of the present invention.
Embodiment one:
Build seedling growth greenhouse and Flotage seedling raising pool according to routine techniques, the long 10.05m of nursery pond, wide 1.35m, 6 usefulness plastic sheeting for farm uses, 7 rebasing antiseeps at the bottom of the pond, then the uniform spreading setting tool has the diffuser 4 of venthole 5 on 6 plastic sheeting for farm use 7 at the bottom of the Flotage seedling raising pool pond, and diffuser 4 links to each other with air pump 1 outside the pond with air supply pipe 2 by wireway 3.Diffuser 4 has 24 sections, along at the bottom of the seedling pond laterally is laid on the pond in two separate ranks above the plastic sheeting for farm use 7, is arranged in vertically with 1 that wireway 3 square crossings of central authorities are connected at the bottom of the pond respectively; On the wireway 3 apart from the two ends, pond approximately the 2.5m place respectively have 1 connecting portion to be connected with air pump 1 by air supply pipe 2.The caliber of air supply pipe 2 is 2cm; The caliber of wireway 3 is 2cm; The caliber of diffuser 4 is 1.5cm, and diffuser 4 parallel distances are about 83cm; Described venthole 5 apertures are 1mm, and venthole 5 spacings are 2cm.Wireway 3 is pressed solidly by 3 counter weight bricks 8, and every section diffuser is respectively pressed solidly by 1 little counter weight brick 8.After pipeline connects, pour water, sabot.After 5 days, booster air pump 1 carries out the ventilation treatment at intermittence by 4 pairs of Flotage seedling raising pool water of diffuser, ventilates every day 6 times, each 30min, and throughput is every square metre of pond face 200L/h.Stopped ventilation treatment in front about 5 days in transplanting, control water hardening.
The neat seedling of cigarette seedling outward appearance seedling that adopts the method to cultivate is strong, growing way is prosperous; After measured, become the control group that seedling stage, the root fresh weight was processed than stuffiness on average to increase by 20.9%, root dry weight increases by 22.3%, and maximum leaf area increases by 16.2%, and root/shoot ratio improves 12.8%; In addition, pond water cleannes are improved, and algae reduces.
Embodiment two:
Build seedling growth greenhouse and Flotage seedling raising pool according to routine techniques, the long 10.05m of nursery pond, wide 1.35m, 6 usefulness plastic sheeting for farm uses, 7 rebasing antiseeps at the bottom of the pond, then the uniform spreading setting tool has the diffuser 4 of venthole 5 on 6 plastic sheeting for farm use 7 at the bottom of the Flotage seedling raising pool pond, and diffuser 4 links to each other with air pump 1 outside the pond with air supply pipe 2 by wireway 3.Diffuser 4 has 9 sections, and minutes 3 row are connected with wireway 3 square crossings of 2 even lateral arrangement along at the bottom of the vertical uniform spreading in seedling pond is located at the pond above the plastic sheeting for farm use 7; Diffuser 4 parallel distances are 45cm approximately, and wireway 3 is about 2.5m apart from the two ends, pond; Wireway 3 is connected with air pump 1 by air supply pipe 2.The caliber of air supply pipe 2 is 4cm; The caliber of wireway 3 is 2cm; The caliber of diffuser 4 is 1.5cm; Venthole 5 apertures are 0.5mm, and venthole 5 spacings are 2cm.Wireway 3 is respectively pressed solidly by 2 counter weight bricks 8, and every section diffuser 4 is respectively pressed solidly by 1 counter weight brick 8.After pipeline connects, pour water, sabot.After 7 days, booster air pump carries out round the clock intermittently ventilation treatment by 4 pairs of Flotage seedling raising pool water of diffuser, and the ventilation at night stops ventilation daytime, and throughput is every square metre of pond face 50L/h.Stopped ventilation treatment in front about 5 days in transplanting, control water hardening.After measured, the neat seedling of cigarette seedling outward appearance seedling that adopts the method to cultivate is strong, growing way is prosperous; Root fresh weight, root dry weight, maximum leaf area, root/shoot ratio improve 15～25%.
Embodiment three:
Build seedling growth greenhouse according to routine techniques, evenly build 4 Flotage seedling raising pools in the seedling growth greenhouse; The long 10.05m of each nursery pond, wide 1.35m, at the bottom of the pond, use the rebasing antiseep of plastic sheeting for farm use, then the uniform spreading setting tool has the diffuser 4 of venthole on the plastic sheeting for farm use at the bottom of each Flotage seedling raising pool pond, diffuser 4 links to each other with an air supply pipe 2b by wireway 3, prop up air supply pipe 2b and link to each other with main supply tracheae 2a, main supply tracheae 2a links to each other with the blower fan 1 that is arranged at seedling canopy one end; The structure of pipeline is arranged with reference to the method for embodiment one in each nursery pond; Main supply tracheae 2a caliber is 4cm, and an air supply pipe 2b caliber is 2cm; Prop up air supply pipe 2b and main supply tracheae 2a junction and install air valve 10 additional, with the independent throughput of regulating each nursery pond; Blower fan 1 provides dual convertible power by the common power solar power plant outer with being placed in booth.After equipment connection is good, pour water, sabot; After 10 days, booster air pump continues ventilation treatment by diffuser to Flotage seedling raising pool water, and after planting about 10～20 days, throughput is every square metre of pond face 10L/h; After planting about 20～40 days, throughput is every square metre of pond face 30L/h; After planting about 40～60 days, throughput is every square metre of pond face 100L/h.Stopped ventilation treatment in front about 5 days in transplanting, control water hardening.After measured, the neat seedling of cigarette seedling outward appearance seedling that adopts the method to cultivate is strong, growing way is prosperous; Root fresh weight, root dry weight, maximum leaf area, root/shoot ratio improve 15～25%.
Claims (10)
1. a tobacco floating seed rearing oxygenation method in strong sprout is characterized in that, comprises following operating procedure:
(1) builds seedling growth greenhouse and Flotage seedling raising pool according to routine techniques, at the bottom of the pond, use the rebasing antiseep of plastic sheeting for farm use;
(2) the uniform spreading setting tool has the diffuser of venthole on the plastic sheeting for farm use at the bottom of the Flotage seedling raising pool pond, and diffuser links to each other with air pump outside the pond with air supply pipe by wireway;
(3) pour water, sabot;
(4) in seedling raising process, booster air pump carries out even ventilation treatment by diffuser to Flotage seedling raising pool water, reaches the effect of oxygenation, strong sprout, strong root.
2. a kind of tobacco floating seed rearing oxygenation method in strong sprout according to claim 1 is characterized in that: in after planting beginning booster air pump about 7～10 days, the oxygenation of ventilating is processed to Chi Shui; In after planting about 55～75 days or transplant and stopped ventilation treatment in front about 5 days, control water hardening.
3. a kind of tobacco floating seed rearing oxygenation method in strong sprout according to claim 1 and 2 is characterized in that: described ventilation treatment mode adopts intermittently ventilation or continuously ventilation; Intermittently ventilation is for ventilating every day 1～10 time, and each 10～60min, throughput are every square metre of pond face 50～1000L/h; If adopt continuously ventilation, throughput can be adjusted to every square metre of pond face 10～500L/h.
4. tobacco floating seed rearing oxygen-increasing device, it is characterized in that: it comprises air pump, air supply pipe, wireway, diffuser and fixture; Described diffuser uniform spreading is located at the bottom of the Flotage seedling raising pool pond above the plastic sheeting for farm use, a plurality of ventholes that evenly distribute on the diffuser, diffuser endcapped; Described diffuser is connected with the wireway above the plastic sheeting for farm use at the bottom of uniform spreading is located at the Flotage seedling raising pool pond, consists of loose gas unit; Described wireway is connected with air pump in being installed in the other or booth of nursery pond by air supply pipe; The described fixture gas unit that will fall apart is fixed at the bottom of the pond, prevents that pipeline from moving and float.
5. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4, it is characterized in that: described diffuser has some sections, along at the bottom of the seedling pond vertically is laid on the pond above the plastic sheeting for farm use, is connected with the 2 wireway square crossings to several even lateral arrangement; Described wireway parallel distance is 1～6m; Described each wireway is connected with air pump by air supply pipe.
6. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4, it is characterized in that: described diffuser has some sections, along at the bottom of the seedling pond laterally is laid on the pond above the plastic sheeting for farm use, is connected with 1～3 wireway square crossing that vertically is evenly arranged at the bottom of the pond; Have 2 to be connected with air pump by air supply pipe to several connecting portions on described each wireway; The connecting portion of described air supply pipe and wireway axially is evenly arranged along wireway, and the connecting portion spacing is 1～6m.
7. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4, it is characterized in that: the caliber of described air supply pipe is 2～12cm; The caliber of described wireway is 1.5～4cm; The caliber of described diffuser is 0.5～2cm, and the diffuser parallel distance is 10～100cm; Described venthole aperture is 0.1～3mm, and the venthole spacing is 0.1～10cm.
8. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4 is characterized in that: described air pump can use blower fan, fan blower, air compressor, compressed air to substitute; The power resources of described air pump can substitute normal power supplies or power source with being placed in the outer solar power plant of tobacco seedling culture canopy surface or booth; Described diffuser can substitute with equally distributed gas exhausting stone or microporous bubble pipe.
9. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4, it is characterized in that: described fixture is any one in pipe clamp, counter weight brick or the counterweight depression bar; The bottom surface of described pipe clamp is adsorbable or be bonded in plastic sheeting for farm use surface at the bottom of the pond; Described counter weight brick has hole or arch form groove structure, can cuff or withhold on loose gas unit pipeline, or be fixed together with the binding of loose gas unit pipeline, pipeline is pressed solidly at the bottom of the pond; Described counterweight depression bar can press solidly many loose gas unit pipelines at the bottom of the pond simultaneously with counter weight brick; If loose gas unit pipeline can rely on the stable heavy volt of self gravitation at the bottom of the pond, then needn't install fixture additional.
10. a kind of tobacco floating seed rearing oxygen-increasing device according to claim 4, it is characterized in that: described oxygen-increasing device one cover can be independent for a nursery pond, it comprise one be placed in the air pump by this nursery pond, the air supply pipe that links to each other with air pump, link to each other with air supply pipe be laid at the bottom of this pond one group of loose gas unit and fixture above the plastic sheeting for farm use; Described oxygen-increasing device one cover also can be simultaneously for two or more nursery ponds, its one of being included in that the seedling growth greenhouse one or both ends install or two air pumps, the main supply tracheae that links to each other with air pump, link to each other with the main supply tracheae prop up air supply pipe, with two or more sets loose gas unit and fixtures of propping up air supply pipe and linking to each other; Described two or more sets loose gas unit are arranged in respectively in two or more nursery ponds; Described air supply pipe can install air valve additional, with the independent throughput of regulating the loose gas unit of each group or nursery pond.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100638954A CN103299885A (en) | 2012-03-13 | 2012-03-13 | Tobacco floating seedling raising, aerating and seedling strengthening method and device |
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| CN2012100638954A CN103299885A (en) | 2012-03-13 | 2012-03-13 | Tobacco floating seedling raising, aerating and seedling strengthening method and device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104206248A (en) * | 2014-08-18 | 2014-12-17 | 温州鸿马科技有限公司 | Multifunctional water-surface soilless culture flotation device |
| CN104285757A (en) * | 2014-09-28 | 2015-01-21 | 湖南农业大学 | Method for conducting mechanical oxygen increasing irrigation on super rice at day time |
| CN105684874A (en) * | 2016-04-07 | 2016-06-22 | 河南德立泰生物科技有限公司 | Water culture device having oxygen enrichment function |
| CN109479692A (en) * | 2018-12-26 | 2019-03-19 | 赣南师范大学 | A kind of citrus being suitable under laboratory condition grows directly from seeds the device and method of seedling water planting |
| CN110612881A (en) * | 2019-10-11 | 2019-12-27 | 湖南省烟草公司衡阳市公司 | Tobacco planting floating seedling method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109479692A (en) * | 2018-12-26 | 2019-03-19 | 赣南师范大学 | A kind of citrus being suitable under laboratory condition grows directly from seeds the device and method of seedling water planting |
| CN110612881A (en) * | 2019-10-11 | 2019-12-27 | 湖南省烟草公司衡阳市公司 | Tobacco planting floating seedling method |
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Application publication date: 20130918 |