CN202565858U - Sweet potato electric-heating greenhouse seedling bed - Google Patents

Sweet potato electric-heating greenhouse seedling bed Download PDF

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Publication number
CN202565858U
CN202565858U CN 201220143825 CN201220143825U CN202565858U CN 202565858 U CN202565858 U CN 202565858U CN 201220143825 CN201220143825 CN 201220143825 CN 201220143825 U CN201220143825 U CN 201220143825U CN 202565858 U CN202565858 U CN 202565858U
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CN
China
Prior art keywords
temperature
electric heating
bed
layer
sweet potato
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220143825
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Chinese (zh)
Inventor
李仁崑
闫加启
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BEIJING CITY AGRICULTURE TECHNOLOGY SPREADING STATION
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BEIJING CITY AGRICULTURE TECHNOLOGY SPREADING STATION
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Priority to CN 201220143825 priority Critical patent/CN202565858U/en
Application granted granted Critical
Publication of CN202565858U publication Critical patent/CN202565858U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a sweet potato electric-heating greenhouse seedling bed, which comprises a groove line which is arranged inside a greenhouse, and an electric heating layer, a sandy soil isolation layer, a sweet potato planting layer and a sandy soil coverage layer, which are sequentially arranged from bottom to top and paved in the groove line, wherein the electric heating layer is connected with an external power supply. The seedling bed is uniform in temperature, and sweet potato seedlings are strong; at present, control of sweet potato black spot and cultivation of disease-free strong seedlings are important link for the production increase; after the electric heating layer is electrified, the seedling bed is uniform in temperature and small in temperature difference, so that the high temperature of 35 DEG C can be adopted to control the black spot disease, the disease-free strong seedlings can be cultivated, the seedlings are in consistency, and the seedling yield is high; reliability in temperature increase and convenience in management can be realized, the seedling bed with the electric heating layer can increase the temperature for 1 to 2 DEG C every hour under the condition of good heat preservation, the temperature is rapider to increase than a heated brick bed, a temperature control instrument is used, and the bed temperature can be automatically controlled, so that convenience, reliability and electricity and labor conservation can be realized; and the cost can be reduced.

Description

The sweet potato electric heating bed of nursing young plants in hothouses
Technical field
The utility model relates to seedling growing process, particularly relates to a kind of sweet potato electric heating bed of nursing young plants in hothouses.
Background technology
It is the primary link during sweet potato produces that sweet potato is grown seedlings, and generally grows seedlings with the piece root and carries out vegetative propagation.Existing seedling raising manners comprises: improve back that grow seedlings in imperial fiery pit, ferment material hotbed covered with plastic film is grown seedlings, the cold bed covered with plastic film is grown seedlings etc.Improve back the seedling growing process that grow seedlings in imperial fiery pit and ferment material hotbed covered with plastic film is grown seedlings, the implementation of control seedling bed temperature is tradition comparatively, and temperature is wayward, and higher to operator's Capability Requirement, and operating more wastes time and energy; And the cold bed covered with plastic film seedling growing process of growing seedlings, only improving temperature through plastic film comes nursery stage in advance, bigger to the dependence of natural weather environment, and can not improve the output and the quality of rice shoot effectively.
The utility model content
The technical problem that (one) will solve
The technical problem that the utility model will solve provides a kind of sweet potato seedling growing process, can shift to an earlier date nursery stage effectively, and improves the output and the quality of sweet potato rice shoot, increases economic efficiency.
(2) technical scheme
In order to solve the problems of the technologies described above; The utility model provides a kind of sweet potato electric heating bed of nursing young plants in hothouses; It comprises the groove furrow of building by laying in the greenhouse; And being laid on electric heating layer, sandy soil separation layer, potato seed layer and the sandy soil cover layer in the said groove furrow from the bottom to top successively, said electric heating layer links to each other with external power source.
Wherein, said electric heating layer is laid on the said groove furrow bottom surface according to zigzag by a heating wire, and it is outside to be exposed at said groove furrow outside the two ends of said heating wire, and these two ends connect said external power source and temperature controller respectively.
Wherein, the thickness of said sandy soil separation layer is 1-2cm; The tectal thickness of said sandy soil is 2-3cm.
The potato seed of wherein, arranging in the said potato seed layer with respect to the horizontal plane is 45 ° of-50 ° of angle lappings and tiltedly places.
(3) beneficial effect
The sweet potato electric heating that technique scheme the provided bed of nursing young plants in hothouses, temperature is even, and the potato seedling is healthy and strong; Production is at present gone up the control sweet potato black rot and is caused harm, cultivates the important step that be raising the output anosis strong sprout, and after the electric heating layer energising, bed tempertaure is even entirely; The temperature difference is very little, helps adopting 35 ℃ high-temperature control black spot, cultivates anosis strong sprout; And it is neat to emerge, and the number of emerging is many; It is reliable to heat up, and is convenient to management, possesses the seedbed of electric heating layer, under the good condition of insulation, per hour can heat up 1 ℃-2 ℃, than heated kang quick heating, uses temperature controller, can control bed temperature automatically, convenient and reliable, and economize on electricity, saving of labor; Reduce cost.
Description of drawings
Fig. 1 be the sweet potato electric heating of the utility model embodiment 1 nurse young plants in hothouses the bed generalized section.
Wherein, 1: the groove furrow; 2: electric heating layer; 3: the sandy soil separation layer; 4: the potato seed layer; 5: the sandy soil cover layer.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is described in further detail.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
Embodiment 1
The nurse young plants in hothouses generalized section of bed of the sweet potato electric heating that Fig. 1 shows present embodiment; With reference to diagram; It comprises the groove furrow of building by laying in the greenhouse 1, and is laid on electric heating layer 2, sandy soil separation layer 3, potato seed layer 4 and sandy soil cover layer 5 in the said groove furrow 1 from the bottom to top successively, and said electric heating layer 2 links to each other with external power source; By external power source is electric heating layer 2 power supplies, with the rising seedling bed temperature.
Wherein, Electric heating layer 2 is laid on said groove furrow 1 bottom surface according to zigzag by a heating wire; Be exposed at said groove furrow 1 outside outside the two ends of said heating wire; These two ends connect said external power source and temperature controller respectively, and temperature controller is used to control the heating-up temperature of electric heating layer 2, to satisfy the needs of growing seedlings in the seedbed.The thickness of sandy soil separation layer 3 is arranged between the 1-2cm, with the isolation potato seed, avoid its contact heating wire and potato seed is caused damage, and the heat that can effectively electric heating layer 2 be produced is passed to potato seed layer 4; The thickness of sandy soil cover layer 5 is arranged between the 2-3cm, can play the heat and moisture preserving effect, for potato seed layer 4 provides effective temperature and humidity environment, and can not hinder the growth of breaking ground of potato seed young shoot.
Potato seed choice in the potato seed layer 4 selects that outward appearance is directly suitable, smooth, the potato seed of the heavy 150-250g of monolithic, and is placed in 0.2% carbendazim or the thiophanate methyl solution and sterilizes; When piling up, potato seed with respect to the horizontal plane is 45 ° of-50 ° of angle lappings tiltedly places, and potato seed made progress to an end of stem originally; Before and after between staggered, preceding 2/3 length is pressed in the back, uneven principle under the furrow face height of piling up the potato piece is followed together; Guaranteeing to emerge neat and consistent, the furrow face of the intact potato piece of sign indicating number, on spread thin sand and soil; The cementation of fissures also covers, and upper surface is wipeed off, forms the sandy soil cover layer.
The sweet potato electric heating of the present embodiment bed of nursing young plants in hothouses adopts electric heating layer to realize that the temperature in seedbed is even, after the electric heating layer energising; Full bed tempertaure is even, and the temperature difference is very little, helps adopting 35 ℃ high-temperature control black spot; Cultivate anosis strong sprout, and it is neat to emerge, the number of emerging is many; It is reliable to heat up, and is convenient to management, possesses the seedbed of electric heating layer, under the good condition of insulation, per hour can heat up 1 ℃-2 ℃, than heated kang quick heating, uses temperature controller, can control bed temperature automatically, convenient and reliable, and economize on electricity, saving of labor; Reduce cost
Embodiment 2
Present embodiment provide a kind of based on embodiment 1 nurse young plants in hothouses the bed seedling-cultivating method, its concrete seedling raising process is following.
At first, potato seed goes out the processing behind the cellar for storing things: plant phase plan requirement according to sweet potato, recursion is about 40 days forward, and fine warm calm weather is selected in potato seed, concentrates once to go out the cellar for storing things.Warm area without shade a little drying remove tide, and select by the requirement classification of going to bed, good potato seed should be that outward appearance is directly suitable, smooth, the heavy 150-250g of monolithic.The potato piece of choosing puts into 0.2% carbendazim or thiophanate methyl solution 20-25min carries out disinfection, and removes the inner nematode that infects, and rejects the potato piece that floats in the water.Be transported into greenhouse heating after the potato piece that soaked is pulled out, dried, prepare to go to bed.
Secondly, bedding and heating wire are arranged: the greenhouse structure that sweet potato is grown seedlings is same as general melon raise seedling greenhouse, potato seed go to bed and bedding before 7-10 days button films heat; Press about wide 1.2m north-south bedding, the dark 10-15cm of furrow in the greenhouse; The wide 25-30cm in the furrow ridge, the horizontal processing of furrow groove floor.Earlier the furrow groove floor being sprayed water adds wet process, uses a heating wire to be laid on the groove furrow bottom surface according to zigzag afterwards, and it is outside to be exposed at the groove furrow outside the two ends of heating wire, and these two ends connect external power source and temperature controller respectively; And on heating wire bedding 1-2cm thin sand and soil, isolate potato seed to avoid its contact heating wire.
Next, potato seed discharging: begin the potato seed of row's sign indicating number from the south of furrow, potato piece and furrow groove floor are 45 ° of-50 ° of angles and tiltedly put.Potato seed made progress to an end of stem originally, and staggered between the front and back, preceding 2/3 length is pressed in the back, and discharging potato piece is neat uneven down in the height maintenance of furrow face, to guarantee to emerge neat and consistent.The furrow face of the intact potato piece of sign indicating number, on spread thin sand and soil, the cementation of fissures also covers, and cladding thickness 2-3 centimetre, wipes off above.
At last, carry out the temperature and humidity management in seedbed, transplanting is cut in adopting of realization sweet potato rice shoot.
For humidity: the sweet potato bed surface waters with watering can, and it is smooth to prevent that the current flood irrigation from destroying the furrow face.Water the water yield soaking into sandy soil cover layer and sandy soil separation layer, connect the face of land, keep potato piece moistening exceeding, prevent that the water yield is excessive, cause lower floor wet excessively, macerate mashed potato seed.It is suitable that bed surface table soil will be done wetting phase, general watered once in 5-7 days at interval, depends on the circumstances, and before collecting seedling, stopped to water in 1-2 days, prevents the wound infection of collecting seedling.
About temperature: the potato seed young shoot of going to bed was sprouted about 7-8 days, and young shoot grows and takes about 10 days, and this section period will keep bed temperature 35-36 ℃ for well; Surpass meeting sprout inhibition more than 37 ℃; High temperature between 35-36 ℃ not only is beneficial to potato seed and germinates, and is beneficial to the healing of part wound, prevents susceptible.After coming up, reduce conduction time, close that the air port regulating and controlling temperature drops between 20-25 ℃ of daytime gradually, between 15 ℃-17 ℃ of nights.The front opening plastic film of collecting seedling, temperature drop to 20 ℃ or lowly slightly practice seedling and promote seedling healthy and strong.
About the short control of later stage seedling: the time that comes up and collected seedling 25-30 days, mainly urge control through the adjusting of water, temperature, gas, reduce room temperature, reduce and supply water, the too fast growth of ventilated inhibition, promotion stalwartness etc.After adopting first planting rice shoot, the nutrition of potato seed has had significantly and has consumed, and append rich water in right amount; Combine to topdress during height of seedling 4cm to water big flood once; Concrete grammar is earlier with the clear water seedbed of splashing, and sprinkles with 3% urea liquid or 5% ammonium sulfate liquid and waters, and is incubated with the flushing with clean water continued to heat again; The native absolute water content of bed is remained between the 13%-15%, and temperature remains between 28 ℃-32 ℃.
About collecting seedling, rice shoot is long in time collects seedling during to the 25cm height, can not cause the potato seedling crowded if do not adopt for a long time, and following seedling is difficult to normal growth, influences next batch number of emerging.Adopting height to cut seedling-growing method can avoid the potato seedling to carry germ to a great extent.Should cut seedling in the place at 3-5cm overhead when collecting seedling, can reduce the disease transmission of infection, the base portion that can also promote to cut behind the seedling bears regeneration bud, increases the seedling amount.Will select strong sprout when collecting seedling, the standard in strong sprout: blade is bud green, unfolds leaf 7-8 sheet, and leaf is big, plump, and top three leaves flush; The stipes tubbiness, the root original hase is big, and stem is tough to be difficult for splitting off (the more white slurry that fractures flows out), about height of seedling 25cm; Seedling age 30-35 days, the slightly about 5mm of stem did not have aerial root on the seedling stem, does not have scab, and the tall and straight solid milk of seedling strain is many, hundred seedling fresh weights, and more than the spring potato seedling 500g, the potato seedling is insect pest in spite of illness not.
Can be found out that by above embodiment the utility model has the bed of nursing young plants in hothouses of electric heating layer through employing, can make seedling bed temperature even, the potato seedling is healthy and strong; Production is at present gone up the control sweet potato black rot and is caused harm, cultivates the important step that be raising the output anosis strong sprout, and after the electric heating layer energising, bed tempertaure is even entirely; The temperature difference is very little, helps adopting 35 ° high-temperature control black spot, cultivates anosis strong sprout; And it is neat to emerge, and the number of emerging is many; It is reliable to heat up, and is convenient to management, possesses the seedbed of electric heating layer, under the good condition of insulation, per hour can heat up 1 ℃-2 ℃, than heated kang quick heating, uses temperature controller, can control bed temperature automatically, convenient and reliable, and economize on electricity, saving of labor; Reduce cost.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and replacement, these improvement and replacement also should be regarded as the protection domain of the utility model.

Claims (4)

1. sweet potato electric heating bed of nursing young plants in hothouses; It is characterized in that; Comprise the groove furrow of building by laying in the greenhouse, and be laid on electric heating layer, sandy soil separation layer, potato seed layer and sandy soil cover layer in the said groove furrow from the bottom to top successively, said electric heating layer links to each other with external power source.
2. the sweet potato electric heating as claimed in claim 1 bed of nursing young plants in hothouses; It is characterized in that; Said electric heating layer is laid on the said groove furrow bottom surface according to zigzag by a heating wire, and it is outside to be exposed at said groove furrow outside the two ends of said heating wire, and these two ends connect said external power source and temperature controller respectively.
3. the sweet potato electric heating as claimed in claim 1 bed of nursing young plants in hothouses is characterized in that the thickness of said sandy soil separation layer is 1-2cm; The tectal thickness of said sandy soil is 2-3cm.
4. the sweet potato electric heating as claimed in claim 1 bed of nursing young plants in hothouses is characterized in that the potato seed of arranging in the said potato seed layer with respect to the horizontal plane is 45 ° of-50 ° of angle lappings and tiltedly places.
CN 201220143825 2012-04-06 2012-04-06 Sweet potato electric-heating greenhouse seedling bed Expired - Fee Related CN202565858U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220143825 CN202565858U (en) 2012-04-06 2012-04-06 Sweet potato electric-heating greenhouse seedling bed

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102613032A (en) * 2012-04-06 2012-08-01 北京市农业技术推广站 Seedling raising bed and seedling raising method for electric lighting greenhouse of sweet potatoes
CN103070049A (en) * 2013-02-06 2013-05-01 广西壮族自治区林业科学研究院 Seedling bed for quickly breeding camellia oleifera seed bud stock by geothermy
CN105875267A (en) * 2016-05-28 2016-08-24 林晶 Thermal ditch with bias wires for seedling culture in winter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102613032A (en) * 2012-04-06 2012-08-01 北京市农业技术推广站 Seedling raising bed and seedling raising method for electric lighting greenhouse of sweet potatoes
CN103070049A (en) * 2013-02-06 2013-05-01 广西壮族自治区林业科学研究院 Seedling bed for quickly breeding camellia oleifera seed bud stock by geothermy
CN105875267A (en) * 2016-05-28 2016-08-24 林晶 Thermal ditch with bias wires for seedling culture in winter

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121205

Termination date: 20140406