CN102273387B - Facility and method for regulating environment temperature of rhizosphere around tomato in greenhouse in winter - Google Patents
Facility and method for regulating environment temperature of rhizosphere around tomato in greenhouse in winter Download PDFInfo
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- CN102273387B CN102273387B CN2011101584783A CN201110158478A CN102273387B CN 102273387 B CN102273387 B CN 102273387B CN 2011101584783 A CN2011101584783 A CN 2011101584783A CN 201110158478 A CN201110158478 A CN 201110158478A CN 102273387 B CN102273387 B CN 102273387B
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The invention discloses a facility and a method for regulating the environment temperature of rhizosphere around tomatoes in a greenhouse in winter, belonging to the field of soilless culture for facilities horticulture. The facility comprises a planting tank, a controller, a ground heating wire, a temperature sensor, and a base material or nutrient solution. The method disclosed by the invention uses the ground heating wire to heat the rhizosphere of the tomato planting base material or nutrient solution in the greenhouse in winter in daytime so that the environment temperature of the rhizosphere is synchronously increased with increment of the air temperature and then maintained in a relatively stable suitable temperature range, and the environment temperature of the rhizosphere in night is reduced with reduction of the air temperature. With the help of the method disclosed by the invention, the environment temperature of the rhizosphere around the tomato in winter is harmonious to and corresponding to the air temperature and is synchronously increased corresponding to the air temperature, which is benefit for inorganic ion absorption during photosynthesis.
Description
Technical field
The invention belongs to facilities horticulture soilless culture field, be specifically related to a kind of facility and method of regulating environment temperature of rhizosphere around tomato in greenhouse in winter.
Background technology
At present, the area of China's industrialized agriculture has reached 3,500,000 hm
2, greenhouse by solar heat has become one of of paramount importance form in the production of northern China facilities vegetable.The greenhouse by solar heat area is large, but the environment conditioning poor ability, does not almost have the adjusting device of temperature, wet, light.
In winter, there are the obvious time difference in daytime temperature peak value and ground temperature peak value in the greenhouse by solar heat, and the rising of ground temperature obviously lags behind, heat up slowly, when illumination in the morning strengthened gradually, temperature and root ring border temperature all were in lower value, and just in time be stronger period of photosynthesis of plant this moment; Night, the amplitude that ground temperature descends was less, and obvious peak delay phenomenon occurs for temperature, and this moment, higher root ring border temperature might strengthen the plant root metabolic activity, the photosynthetic product that consumes too much daytime.Therefore, this temperature in the actual production in the greenhouse by solar heat and ground temperature variation relation are very disadvantageous to plant growth, are the technical bottlenecks that further improves vegetable yields and quality in the greenhouse by solar heat.If will further improve the yield and quality of vegetables in the greenhouse by solar heat, the lifting of environment control ability and level is essential technological approaches.
If the hot water pipeline mode of heating in the employing attached-greenhouse promotes the temperature of greenhouse by solar heat, not only power consumption is very large, and the intensification effect is also also bad.And the root ring temperature environment of plant growth, it is little not only to regulate and control difficulty, and regulate and control less energy consumption because it is relatively stable, and will play a multiplier effect, therefore be necessary to form energy-conservation, the efficient new method that main dependence regulation and control root ring border temperature is carried out the winter temperature environment conditioning.The method of a kind of regulating environment temperature of rhizosphere around tomato in greenhouse in winter that the present invention provides with regard to being based on this.
Description of drawings
Fig. 1 is substrate culture of the present invention or water planting profile;
Fig. 2 is substrate culture of the present invention or water planting plane;
Wherein, the tomato plant in 1-cultivating groove, the 2-cultivating groove, 3-controller, 4-ground hot line, 5-temperature sensor, 6-matrix or nutrient solution.
Summary of the invention
The object of the present invention is to provide a kind of facility of regulating environment temperature of rhizosphere around tomato in greenhouse in winter.
The present invention also aims to provide a kind of method of regulating environment temperature of rhizosphere around tomato in greenhouse in winter.
A kind of facility of regulating environment temperature of rhizosphere around tomato in greenhouse in winter, comprise cultivating groove 1, controller 3, hot line 4, temperature sensor 5, matrix or nutrient solution 6.Ground hot line 4 is laid on cultivating groove 1 both sides, and temperature sensor 5 inserts in matrix or the nutrient solution 6, and ground hot line 4, temperature sensor 5 are connected with controller 3.
A kind of method of regulating environment temperature of rhizosphere around tomato in greenhouse in winter, carry out in accordance with the following steps:
(1) daytime, the temperature in the greenhouse raises gradually, when temperature reaches 20 ℃, utilizes ground hot line heating, allows the temperature of matrix or nutrient solution be increased to the preference temperature in root ring border, and preference temperature is 20～22 ℃;
(2) after root ring border temperature reaches setting value, ground hot line stopped heating is so that root ring border temperature stabilization;
(3) when the temperature of matrix or nutrient solution is lower than preference temperature, continue matrix or nutrient solution heating, root ring border temperature maintains 20～22 ℃ of its preference temperatures by day all the time;
(4) night, tomato root circle temperature environment is not done any artificial regulatory, allow it naturally reduce with the decline of temperature.
Of the present inventionly have a mind to effect: adopt facility of the present invention and method, reduced the greenhouse air temperature environment the regulation and control difficulty, improved energy utilization rate, can reach the purpose of energy-saving and emission-reduction; Daytime, with the rising of temperature the tomato root ring temperature is carried out heat temperature raising, make Gen Wen and temperature synchronous, to the absorption of inorganic ions, promote Development of Tomato when more being conducive to photosynthesis; Night, the tomato root ring temperature is not carried out any artificial regulatory, allow it naturally descend with mercury dropped, be conducive to reduce the breathing power consumption of root system, more accumulate thereby be more conducive to photosynthetic product.
Embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments:
Present embodiment is to adopt soilless substyate culture method plantation tomato in greenhouse by solar heat.The facility of regulating environment temperature of rhizosphere around tomato in greenhouse in winter (Fig. 1-2), comprise tomato plant 2 in cultivating groove 1, the cultivating groove, controller 3, hot line 4, temperature sensor 5, matrix 6.Ground hot line 4 is laid on cultivating groove 1 both sides, and temperature sensor 5 inserts in the matrix 6, and ground hot line 4, temperature sensor 5 are connected with controller 3.
Using above-mentioned facility, to regulate the concrete grammar of substrate culture ambient temperature of rhizosphere of tomato in greenhouse by solar heat as follows:
Morning: when the sun out after, the temperature in the greenhouse can raise gradually, at this moment, need to allow the root ring border temperature of plant also raise gradually.Be heating wire energising by controller, allow substrate temperature be increased to 21 ℃ of preference temperatures in root ring border.After temperature reaches setting value, the controller outage, the ground hot line no longer heats, so that root ring border temperature stabilization.Along with heat constantly scatters and disappears in air, the temperature of matrix can be lower than preference temperature again, and this Time Controller energising continues matrix is heated.
Daytime: always allow root system keep 21 ℃ of its physiology thermophilics.Like this, Gen Wen and temperature raise synchronously, to the absorption of inorganic ions, promote growing of tomato when more being conducive to photosynthesis.
Night: control by time controller, no longer to substrate heating, allow its decline with temperature naturally reduce, to reduce the breathing power consumption of root system, this is conducive to its photosynthetic product that will synthesize daytime and more stores, rather than because breathing consumes, thereby accelerate the growth of plant, obtain high yield and nutritional quality.
In addition, adopt method of the present invention after, reduced the greenhouse air temperature environment the regulation and control difficulty, improved energy utilization rate, thereby reach the energy-saving and emission-reduction purpose, and then make the user can obtain higher output and benefit.
Claims (1)
1. the method for a regulating environment temperature of rhizosphere around tomato in greenhouse in winter is characterized in that:
(1) daytime, the temperature in the greenhouse raises gradually, when temperature reaches 20 ℃, utilizes ground hot line heating, allows the temperature of matrix or nutrient solution be increased to the preference temperature in root ring border, and preference temperature is 20～22 ℃;
(2) after root ring border temperature reaches setting value, ground hot line stopped heating is so that root ring border temperature stabilization;
(3) when the temperature of matrix or nutrient solution is lower than preference temperature, continue matrix or nutrient solution heating, root ring border temperature maintains 20～22 ℃ of its preference temperatures by day all the time;
(4) night, tomato root circle temperature environment is not done any artificial regulatory, allow it naturally reduce with the decline of temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101584783A CN102273387B (en) | 2011-06-14 | 2011-06-14 | Facility and method for regulating environment temperature of rhizosphere around tomato in greenhouse in winter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101584783A CN102273387B (en) | 2011-06-14 | 2011-06-14 | Facility and method for regulating environment temperature of rhizosphere around tomato in greenhouse in winter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102273387A CN102273387A (en) | 2011-12-14 |
| CN102273387B true CN102273387B (en) | 2013-01-02 |
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| CN2011101584783A Expired - Fee Related CN102273387B (en) | 2011-06-14 | 2011-06-14 | Facility and method for regulating environment temperature of rhizosphere around tomato in greenhouse in winter |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105766343B (en) * | 2016-04-01 | 2018-07-24 | 中国农业大学 | A method of improving Solar Greenhouse in Winter tomato yield and quality |
| CN106416704A (en) * | 2016-09-28 | 2017-02-22 | 吕子含 | Method of planting cucumbers in winter greenhouse with automatic temperature control system |
| CN113924925A (en) * | 2021-10-18 | 2022-01-14 | 上海沃尔农业科技有限公司 | Breeding method of storage-resistant pumpkin |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106468B (en) * | 1986-09-26 | 1988-03-23 | 中国林业科学院林业研究所 | Plant cuttage culture apparatus that takes root |
| CN100502642C (en) * | 2006-08-24 | 2009-06-24 | 广州市果树科学研究所 | Method for quickly breeding new variety of papaya |
-
2011
- 2011-06-14 CN CN2011101584783A patent/CN102273387B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106468B (en) * | 1986-09-26 | 1988-03-23 | 中国林业科学院林业研究所 | Plant cuttage culture apparatus that takes root |
| CN100502642C (en) * | 2006-08-24 | 2009-06-24 | 广州市果树科学研究所 | Method for quickly breeding new variety of papaya |
Non-Patent Citations (1)
| Title |
|---|
| 孙兆法等.根区加热对一品红生长发育和盆花品质的影响.《西北农业学报》.2006,第15卷(第6期),179182. * |
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| CN102273387A (en) | 2011-12-14 |
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Granted publication date: 20130102 Termination date: 20130614 |