CN203120554U - Fern seedling raising device - Google Patents
Fern seedling raising device Download PDFInfo
- Publication number
- CN203120554U CN203120554U CN201320059866.0U CN201320059866U CN203120554U CN 203120554 U CN203120554 U CN 203120554U CN 201320059866 U CN201320059866 U CN 201320059866U CN 203120554 U CN203120554 U CN 203120554U
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- seedling
- sowing
- discharge orifice
- nursing device
- dividing plate
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- 238000009331 sowing Methods 0.000 claims abstract description 50
- 239000011159 matrix material Substances 0.000 claims description 32
- 230000000474 nursing effect Effects 0.000 claims description 27
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 230000004083 survival effect Effects 0.000 abstract description 9
- 206010011409 Cross infection Diseases 0.000 abstract description 3
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- 239000000725 suspension Substances 0.000 description 5
- 241001660870 Cyrtomium Species 0.000 description 4
- 241001276618 Mayaca fluviatilis Species 0.000 description 4
- 241001480055 Quercus mongolica Species 0.000 description 4
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- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The utility model discloses a fern seedling raising device. The fern seedling raising device comprises a seedling raising pot, a sowing partition plate and a culture medium push-out element, wherein the seedling raising pot comprises a pot body (2) and a cover body (3) which is matched with the pot body (1), the pot body is composed of a bottom wall and a pot body side wall, through holes are formed in the bottom wall, the cover body is composed of a top wall and a cover body side wall, convection holes are formed in the cover body side wall, the sowing partition plate (4) is arranged inside the pot body and composed of a partition plate side wall and a gridding side wall arranged in the partition plate side wall, and the culture medium push-out element (5) comprises a base and a protruding cylinder body which is arranged on the base and matched with a gridding cavity in shape. The fern seedling raising device can improve seedling survival efficiency and transplant efficiency, can reduce cross infection rate among sporogonia, can reduce damage to gametophytes and the sporogonia in a transplant process, has the advantages of fully utilizing cultivation space, guaranteeing stability of a spore growing environment and standardization of sowing and transplanting processes, and reducing management cost, and is suitable for standardized and large-scale production of fern seedlings.
Description
Technical field
The utility model relates to a kind of pteridophyte seedling nursing device.
Background technology
China's pteridophyte resource is very abundant, has 2456 kinds, accounts for 1/5 of world's fern sum, and wherein 1218 kinds is endemic species.That a lot of pteridophytes have is medicinal, eat, view and admire and the ecological value.Because fern is a kind of more original vascular plant, gametophytic generation (sexual generation) is in weak tendency, grow and be fertilized environmental condition is had relatively high expectations, so the cultivation of pteridophyte breeding is than the spermatophyte difficulty, this has also restricted the development and use to pteridophyte greatly.Along with people's progressively understanding and to the increase day by day of pteridophyte demand such as medicinal, edible, caused the excessive predation to wild fern resource the pteridophyte economic worth.Add that environment in recent years deterioration, vegetation deterioration, humidity descend, and have further aggravated the exhaustion of fern resource, and have made that a variety of ferns are endangered.Therefore, it is extremely urgent to greatly develop fern cultivation propagation technique, not only is conducive to the fern Sustainable utilization of resources, and significant to the protection of wild fern germplasm.
Except some cultivars, most ferns can both produce the spore of enormous amount, and it is convenient and swift and efficient is high to carry out fern breeding by the sowing spore.But the spore of pteridophyte is little more a lot of than seed, if in reproductive process, use common seedling nursing device, divide the seedling process to be difficult to standardization, thereby the loss that varies with each individual easily and influence production efficiency and increase seedling when transplanting, and spore germination and grow very responsively to the variation of environmental condition, common seedling nursing device is difficult to meet the demands.
The utility model content
The purpose of this utility model provides a kind of pteridophyte seedling nursing device.
The pteridophyte seedling nursing device that the utility model provides comprises seedling-growing container, sowing dividing plate and culture matrix release member;
Described seedling-growing container comprise basin body 2 and with the lid 3 of its coupling; Described basin body is the cavity of being made up of diapire and basin body sidewall, and diapire is provided with an above through hole; Described lid is the cavity of being made up of roof and covered body wall, covered body wall be provided with for air flow to discharge orifice;
Described sowing dividing plate 4 is located in the described basin body, for by the dividing plate sidewall be located at the cavity body with some grids chamber that the grid sidewall in the dividing plate sidewall is formed;
Described culture matrix is released member 5 and is comprised base and be located at all equal form fit in grid chamber on the described base and described sowing dividing plate and some convex columns one to one.
The diameter of described through hole can be 3-6mm, specifically can be 5mm.
Described diameter to discharge orifice can be 2-3mm, specifically can be 2mm.
Described basin body is specially rectangular-shaped, is made up of diapire and four basin body sidewalls.The length of the inner chamber of described basin body specifically can be 163mm, width and specifically can be 153mm, highly specifically can be 59mm.Described lid is specially rectangular-shaped, is made up of roof and four covered body walls.The length of the inner chamber of described lid specifically can be 163mm, width and specifically can be 153mm, highly specifically can be 29mm.Can evenly be provided with 8 through holes on the described diapire.Can be provided with two groups on the described covered body wall to discharge orifice, on each covered body wall one group, two groups are symmetrical arranged discharge orifice, and every group comprises 6 to discharge orifice to discharge orifice.Specifically, every group in the discharge orifice, 1 discharge orifice is positioned in the middle of, around it around other 5 to discharge orifice.
Acting as of seedling-growing container basin body: provide pteridophyte spore sprouting with become the seedling space.
Acting as of seedling-growing container lid: the spore germination of pteridophyte needs moistening environment, but the environment of complete closed easily makes the cultivation matrix temperature raise, and grows algae, fungi etc., and is unfavorable for keeping the fresh of air; On the one hand, the existence of seedling-growing container lid has guaranteed that seedling-growing container has sealing to a certain degree, and having overcome the tradition vessel of growing seedlings does not have sealing and cause moisture rapid evaporation, the problem that spore can't normally be sprouted; On the other hand, the seedling-growing container lid be provided with two groups of correspondences to discharge orifice, thereby seedling-growing container inside can form cross-ventilation, making can be constant relatively in humidity to the extremely responsive pteridophyta spore of air humidity, sprout smoothly in the fresh environment of air, can avoid using the tradition of the lid vessel of growing seedlings to need uncap to ventilate often to cause the big problem of moisture fluctuation, avoided the uncontrollability of operation, improve the efficiency of management greatly, reduce management cost, also avoided traditional breeding method vessel complete closed to cause spore and the perishable shortcoming of gametophyte.
Described sowing dividing plate can be rectangular-shaped.The outer length of described sowing dividing plate specifically can be 161mm, the outer width specifically can be 151mm, and the outer height specifically can be 15mm, the grid chamber that to have 240 internal diameters be 9 * 9mm.
Sowing the acting as of dividing plate: the spore quantity that (1) is scattered in each lattice when making sowing is roughly the same, has overcome the shortcoming that traditional seeding method gametophyte is grown up intensive the overlapping in back influence is together grown and easily gametophyte and sporophyte caused damage when becoming seedling and branch seedling; (2) seedling in each lattice does as a whole transplanting when transplanting, and guarantees that the size of every group planting strain and quantity are suitable substantially, has guaranteed the standardization of the process of transplanting, and can not be subjected to artificial factor.
The base that described culture matrix is released member can be rectangular-shaped.The outer length of described base can be specifically that 180mm, outer width specifically can be 170mm, the outer height is specially 5mm, on the base apart from edge 11mm to be provided with 240 rectangular-shaped convex columns in the interior scope, the external diameter of each convex column is 8 * 8mm, highly is 20mm that the vertical range of per two convex column outers is 2mm.
Culture matrix is released acting as of member: use culture matrix to release member takes out the band seedling from the sowing dividing plate matrix, not only overcome when digging out seedling with the transplanting instrument and lost the shortcoming of its root easily, and improved transplanting efficiency greatly.
Described pteridophyte seedling nursing device also can comprise for the pallet 1 of placing described seedling-growing container.
Described pallet specifically can be rectangular-shaped, and outer length specifically can be 480mm, the outer width specifically can be 360mm.Four sidewalls of described pallet are bottom-up can be outward-dipping.Each pallet can be placed 6 seedling-growing containers.The culturing rack of every layer of 500 * 1200mm can be placed 3 pallets, thereby takes full advantage of the culturing rack space, and is convenient to moving fast of a plurality of seedling-growing containers.
Acting as of pallet: behind the soil of packing in (1) seedling-growing container, can in pallet, add water, seedling-growing container directly be put into pallet make the soil suction; (2) need in the growing process to water in seedling-growing container, pallet also can be avoided polluting culturing rack from the muddy water that the seedling-growing container bottom is oozed out; (3) be convenient to once move fast a plurality of seedling-growing containers.
The size design of pallet and seedling-growing container is reasonable, can take full advantage of the space of whole layer culturing rack.
The material of seedling-growing container specifically can be and is the stable transparent PP plastics of chemical property.The material that sowing dividing plate and culture matrix are released member specifically can be the stable PP plastics of chemical property.The material of pallet specifically can be the stable PVC plastics of chemical property.
More than arbitrary described pteridophyte seedling nursing device can be used for pteridophyte and grow seedlings.
Described pteridophyte can be wall fern order plant, but concrete Drynariaceae plant more specifically can be Mongolian oak Cyclosorus plant, more specifically can be the Mongolian oak fern.Described pteridophyte can be wall fern order plant, but concrete Cyatheaceae plant more specifically can be spinulose tree fern.Described pteridophyte can be the Pteridaceae plant, specifically can be the Pteris plant, more specifically can be the white jade brake fern.Described pteridophyte can be wall fern order plant, specifically can be the Dryopteridaceae plant, more specifically can be polystichun family plant, more specifically can be the Cyrtomium plant, more specifically can be cyrtomium caryotideumPresl.
In sum; the pteridophyte seedling nursing device that the utility model provides; can improve into seedling and transplanting efficiency; reduce cross-infection probability between sporophyte; reduce the damage that transplanting process gametophyte and sporophyte are subjected to; have reasonable in design, take full advantage of culture space, guarantee the stability of spore development environment and sowing transplanting process standardization, reduce advantage such as management cost, be particularly suitable for standardization and the large-scale production of pteridophyte seedling.
Description of drawings
Fig. 1 is the front view of sowing basin body.
Fig. 2 is the front view of sowing basin lid.
Fig. 3 is the front view of sowing dividing plate.
Fig. 4 releases the front view of member for culture matrix
Fig. 5 releases the front view of member assembled state for sowing dividing plate and culture matrix.
Fig. 6 is the assembling mode schematic diagram of sowing basin lid, sowing dividing plate and sowing basin body.
Fig. 7 is the front view of pallet.
Fig. 8 is the front view of pallet and sowing basin assembled state.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further, but the utility model is not limited to following examples.
The pteridophyte seedling nursing device that the utility model provides comprises seedling-growing container, sowing dividing plate and culture matrix release member; Described seedling-growing container comprise basin body 2 and with the lid 3 of its coupling; Described basin body is the cavity of being made up of diapire and basin body sidewall, and diapire is provided with an above through hole; Described lid is the cavity of being made up of roof and covered body wall, covered body wall be provided with for air flow to discharge orifice; Described sowing dividing plate 4 is located in the described basin body, for by the dividing plate sidewall be located at the cavity body with some grids chamber that the grid sidewall in the dividing plate sidewall is formed; Described culture matrix is released member 5 and is comprised base and be located at all equal form fit in grid chamber on the described base and described sowing dividing plate and some convex columns one to one.The diameter of described through hole can be 3-6mm, specifically can be 5mm.Described diameter to discharge orifice can be 2-3mm, specifically can be 2mm.Described basin body is specially rectangular-shaped, is made up of diapire and four basin body sidewalls.The length of the inner chamber of described basin body specifically can be 163mm, width and specifically can be 153mm, highly specifically can be 59mm.The thickness of basin body sidewall specifically can be 1mm.Described lid is specially rectangular-shaped, is made up of roof and four covered body walls.The length of the inner chamber of described lid specifically can be 163mm, width and specifically can be 153mm, highly specifically can be 29mm.The thickness of covered body wall specifically can be 1mm.Cap side-wall can outwards be routed up the edge of 1mm at 2mm place, distance edge, be used for interlocking with basin body, and folding with convenience can reach sealing effectiveness again.Can evenly be provided with 8 through holes on the described diapire.Can be provided with two groups on the described covered body wall to discharge orifice, on each covered body wall one group, two groups are symmetrical arranged discharge orifice, and every group comprises 6 to discharge orifice to discharge orifice.Specifically, every group in the discharge orifice, 1 discharge orifice is positioned in the middle of, around it around other 5 to discharge orifice.Described sowing dividing plate can be rectangular-shaped.The outer length of described sowing dividing plate specifically can be 161mm, the outer width specifically can be 151mm, and the outer height specifically can be 15mm, the grid chamber (16 * 15) that to have 240 internal diameters be 9 * 9mm.The thickness of dividing plate sidewall and grid sidewall specifically can be 1mm.The base that described culture matrix is released member can be rectangular-shaped.The outer length of described base can be specifically that 180mm, outer width specifically can be 170mm, the outer height is specially 5mm, on the base apart from edge 11mm to be provided with 240 rectangular-shaped convex columns (16 * 15) in the interior scope, the external diameter of each convex column is 8 * 8mm, highly is 20mm that the vertical range of per two convex column outers is 2mm.Described device also can comprise for the pallet 1 of placing described seedling-growing container.Described pallet specifically can be rectangular-shaped, and outer length specifically can be 480mm, the outer width specifically can be 360mm.Each pallet can be placed 6 seedling-growing containers.Fig. 1 is the front view of sowing basin body.Fig. 2 is the front view of sowing basin lid.Fig. 3 is the front view of sowing dividing plate.Fig. 4 releases front view Fig. 5 of member and is the front view of sowing dividing plate and culture matrix release member assembled state for culture matrix.Fig. 6 is the assembling mode schematic diagram of sowing basin lid, sowing dividing plate and sowing basin body.Fig. 7 is the front view of pallet.Fig. 8 is the front view of pallet and sowing basin assembled state.The material of seedling-growing container specifically can be and is the stable transparent PP plastics of chemical property.The material that sowing dividing plate and culture matrix are released member specifically can be the stable PP plastics of chemical property.The material of pallet specifically can be the stable PVC plastics of chemical property.
The pteridophyte seedling nursing device that adopts the utility model to provide carries out the spore sowing and the method for growing seedlings is exemplified below:
1, the matrix of the about 20mm thickness of adding (mixes 2 parts by volume peat soils and the plain sand of 1 parts by volume in the seedling-growing container basin body, cloth bag pack at 121 ℃ of sterilizations of high-pressure sterilizing pot 20min), flatten, in basin body, put into the sowing dividing plate then, and in the sowing dividing plate, insert matrix up to covering the sowing dividing plate, again matrix is flattened gently, scrape off the matrix that surpasses the sowing dividing plate.
2, in pallet, add dark water about 20mm, then the seedling-growing container basin body is put into pallet, matrix is fully absorbed water, remove remaining water in the pallet then.
3,10mg Mongolian oak fern spore is added in the 100ml water, obtain spore suspension.
4, the spore suspension that step 3 is obtained evenly is sprayed on the stromal surface (every 100ml spore suspension can spray 10 sowing basins) in the seedling-growing container basin body that step 3 obtains, and covers the seedling-growing container lid, finishes writing label, 25 ± 2 ℃ of dark culturing 48 hours.
5, behind the completing steps 4 pallet is placed on the culturing rack, (illumination every day 16 hours, intensity of illumination are 30-50 μ molm in 25 ± 2 ℃ of cultivations
-2S
-1).
Cultivate the spore that the green point that occurred on the matrix of the left and right sides in 15 days is sprouting.Cultivate after 50-60 days and to form a large amount of heart-shaped prothallium, regularly uncap with watering can spray low amounts of water in the gametophyte surface to promote fertilization process.Cultivate about 90-100d and begin to form sporophyte, approximately can form the 2-3 strain in each lattice of dividing plate, each seedling-growing container can obtain about 500-700 strain sporophyte seedling, every layer of culturing rack can obtain about 9000-12000 strain seedling, can use some rare fertilizer this period, or spray once with the every 7-10d of 1/2MS nutrient solution, be beneficial to growth of seedlings.After treating that the sporophyte seedling grows 2 high true leaves of about 20mm, the dividing plate body that will have seedling and matrix takes out, the unnecessary matrix in dividing plate body below is scraped off, buckle from below insertion dividing plate body matrix and seedling release with the dividing plate top, matrix in each lattice and seedling are planted in preprepared vinyl disc or the foveola dish, watering fully merges itself and matrix (3 parts of pure bog moss or bog mosses, 1 part of mixed preparing of perlite), and the seedling replanting survival rate is 90%.
The pteridophyte seedling nursing device that employing the utility model provides and said method can carry out multiple pteridophyte the spore sowing and grow seedlings, the transplanting survival rate of spinulose tree fern reaches 89%, the transplanting survival rate of white jade brake fern reaches 96%, and the transplanting survival rate of cyrtomium caryotideumPresl reaches 92%.
The method that adopts traditional fern seed seedling nursing device to carry out the spore sowing and grow seedlings is exemplified below:
1, the preparation of vessel
Select suitable vessel (as plastics cutlery box, vinyl disc), a plurality of apertures are beaten in its bottom, be convenient to immersion and draining.
2, matrix (is mixed 2 parts by volume peat soils and the plain sand of 1 parts by volume, cloth bag pack at 121 ℃ of high-pressure sterilizing pots sterilization 20min) in the vessel that obtain of the step 1 of packing into, thickness leveling and the appropriate compacting of about 30mm, saturated with water, with watering can stromal surface is sprayed 1 time water again, be beneficial to and make soil crack up.
3,10mg Mongolian oak fern spore is added in the 100ml water, obtain spore suspension.
4, the spore suspension that step 3 is obtained evenly is sprayed on the stromal surface of step 2.Cover sowing basin lid, finish writing label, 25 ± 2 ° of C dark culturing 48 hours, (illumination every day 16 hours, intensity of illumination are 30-50 μ molm to transfer to 25 ± 2 ℃ of cultivations of culturing room then
-2S
-1).
Cultivate the spore that the green point that occurred on the matrix of the left and right sides in 15 days is sprouting.Cultivate after 50-60 days and to form a large amount of heart-shaped prothallium, regularly uncap with watering can spray low amounts of water in the gametophyte surface to promote fertilization process.Begin to form sporophyte about cultivation 90-100d, can use some rare fertilizer this period, or spray once with the every 7-10d of 1/2MS nutrient solution, be beneficial to growth of seedlings.After treating that the sporophyte seedling grows 2 high true leaves of about 20mm, seedling is planted in preprepared vinyl disc or the foveola dish, watering fully merges itself and matrix (3 parts of pure bog moss or bog mosses, 1 part of mixed preparing of perlite), and transplanting survival rate only is about 60%.
Adopt same traditional seedling nursing device and method to carry out the seeding and seedling raising of other pteridophytes, transplanting process gametophyte and sporophyte all are subjected to damage in various degree, the transplanting survival rate of spinulose tree fern only is 62%, the transplanting survival rate of white jade brake fern only is 75%, and the transplanting survival rate of cyrtomium caryotideumPresl only is 65%.
The device that employing the utility model provides and the comparison of existing method:
(1) two kind of device sowing occurs not having significant difference early stage at a large amount of heart-shaped prothallium; Later stage is easy to cause mouldy rotting because gametophyte is grown up gradually, and mutually crowded, a large amount of water droplets that assemble at the seedling nursing device box top of conventional method are dropped in the gametophyte surface, in case infect, develops very soon, and whole seed tray all destroys; The seedling nursing device that the utility model provides adopts water conservancy diversion and convection current ventilation device, adds the division of the little lattice of upper seeding wheel face, and is relatively independent, greatly reduces the occurrence probability of cross-infection;
(2) seedling nursing device that provides of the utility model divides the transplantation of seedlings stage simple and easy to do, and cost of labor is low, and high effeciency has been avoided many artificial factor (as having reduced the damage to seedling, slow seedling is fast); The regularity of seedling is more consistent, has avoided every cave seedling number what, situation not of uniform size to take place;
(3) seedling nursing device that provides of the utility model is fit to the small-sized seed seeding and seedling raising very much.
Claims (8)
1. the pteridophyte seedling nursing device comprises seedling-growing container, sowing dividing plate and culture matrix release member;
Described seedling-growing container comprise basin body (2) and with the lid (3) of its coupling; Described basin body is the cavity of being made up of diapire and basin body sidewall, and diapire is provided with an above through hole; Described lid is the cavity of being made up of roof and covered body wall, covered body wall be provided with for air flow to discharge orifice;
Described sowing dividing plate (4) is located in the described basin body, for by the dividing plate sidewall be located at the cavity body with some grids chamber that the grid sidewall in the dividing plate sidewall is formed;
Described culture matrix is released member (5) and is comprised base and be located at all equal form fit in grid chamber on the described base and described sowing dividing plate and some convex columns one to one.
2. pteridophyte seedling nursing device as claimed in claim 1, it is characterized in that: the diameter of described through hole is 3-6mm.
3. pteridophyte seedling nursing device as claimed in claim 1, it is characterized in that: described diameter to discharge orifice is 2-3mm.
4. pteridophyte seedling nursing device as claimed in claim 1, it is characterized in that: described basin body is rectangular-shaped, is made up of diapire and four basin body sidewalls, the length of the inner chamber of described basin body is that 163mm, width are 153mm, highly are 59mm; Described lid is rectangular-shaped, formed by roof and four covered body walls, the length of the inner chamber of described lid be 163mm, width be 153mm, highly for 29mm; Evenly be provided with 8 through holes on the described diapire; Described covered body wall is provided with two groups to discharge orifice, and on each covered body wall one group, two groups are symmetrical arranged discharge orifice, and every group comprises 6 to discharge orifice to discharge orifice.
5. pteridophyte seedling nursing device as claimed in claim 4 is characterized in that: every group in the discharge orifice, 1 discharge orifice is positioned in the middle of, around it around other 5 to discharge orifice.
6. pteridophyte seedling nursing device as claimed in claim 1, it is characterized in that: described sowing dividing plate is rectangular-shaped, and outer length is that 161mm, outer width are 151mm, and the outer height is 15mm, the grid chamber that to have 240 internal diameters be 9 * 9mm.
7. pteridophyte seedling nursing device as claimed in claim 6, it is characterized in that: described base is rectangular-shaped, outer length is that 180mm, outer width are that 170mm, outer height are 5mm; On the described base apart from edge 11mm being provided with 240 rectangular-shaped convex columns in the interior scope, the external diameter of each convex column is 8 * 8mm, highly is 20mm that the vertical range of per two convex column outers is 2mm.
8. pteridophyte seedling nursing device as claimed in claim 1 is characterized in that: described pteridophyte seedling nursing device also comprises for the pallet (1) of placing described seedling-growing container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320059866.0U CN203120554U (en) | 2013-02-01 | 2013-02-01 | Fern seedling raising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320059866.0U CN203120554U (en) | 2013-02-01 | 2013-02-01 | Fern seedling raising device |
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| Publication Number | Publication Date |
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| CN203120554U true CN203120554U (en) | 2013-08-14 |
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ID=48928603
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320059866.0U Expired - Lifetime CN203120554U (en) | 2013-02-01 | 2013-02-01 | Fern seedling raising device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081745A (en) * | 2013-02-01 | 2013-05-08 | 中国科学院植物研究所 | Pteridophyte seedling raising device |
| CN110523330A (en) * | 2019-08-12 | 2019-12-03 | 河南省烟草公司平顶山市公司 | One seedling disk matrix mixing device |
-
2013
- 2013-02-01 CN CN201320059866.0U patent/CN203120554U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081745A (en) * | 2013-02-01 | 2013-05-08 | 中国科学院植物研究所 | Pteridophyte seedling raising device |
| CN103081745B (en) * | 2013-02-01 | 2014-04-09 | 中国科学院植物研究所 | Pteridophyte seedling raising device |
| CN110523330A (en) * | 2019-08-12 | 2019-12-03 | 河南省烟草公司平顶山市公司 | One seedling disk matrix mixing device |
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