CN117941583A - Method for adjusting required temperature of tomatoes in different growth periods - Google Patents
Method for adjusting required temperature of tomatoes in different growth periods Download PDFInfo
- Publication number
- CN117941583A CN117941583A CN202410183019.8A CN202410183019A CN117941583A CN 117941583 A CN117941583 A CN 117941583A CN 202410183019 A CN202410183019 A CN 202410183019A CN 117941583 A CN117941583 A CN 117941583A
- Authority
- CN
- China
- Prior art keywords
- temperature
- greenhouse
- tomatoes
- stage
- ventilation
- Prior art date
- 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.)
- Pending
Links
- 240000003768 Solanum lycopersicum Species 0.000 title claims abstract description 61
- 235000007688 Lycopersicon esculentum Nutrition 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 claims abstract description 16
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 238000012806 monitoring device Methods 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 3
- 238000009423 ventilation Methods 0.000 claims description 49
- 238000010438 heat treatment Methods 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 230000001276 controlling effect Effects 0.000 claims description 21
- 235000013399 edible fruits Nutrition 0.000 claims description 16
- 238000005507 spraying Methods 0.000 claims description 8
- 239000003245 coal Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- UPYKUZBSLRQECL-UKMVMLAPSA-N Lycopene Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1C(=C)CCCC1(C)C)C=CC=C(/C)C=CC2C(=C)CCCC2(C)C UPYKUZBSLRQECL-UKMVMLAPSA-N 0.000 description 1
- JEVVKJMRZMXFBT-XWDZUXABSA-N Lycophyll Natural products OC/C(=C/CC/C(=C\C=C\C(=C/C=C/C(=C\C=C\C=C(/C=C/C=C(\C=C\C=C(/CC/C=C(/CO)\C)\C)/C)\C)/C)\C)/C)/C JEVVKJMRZMXFBT-XWDZUXABSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- OAIJSZIZWZSQBC-GYZMGTAESA-N lycopene Chemical compound CC(C)=CCC\C(C)=C\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(/C)\C=C\C=C(/C)CCC=C(C)C OAIJSZIZWZSQBC-GYZMGTAESA-N 0.000 description 1
- 229960004999 lycopene Drugs 0.000 description 1
- 235000012661 lycopene Nutrition 0.000 description 1
- 239000001751 lycopene Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- ZCIHMQAPACOQHT-ZGMPDRQDSA-N trans-isorenieratene Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/c1c(C)ccc(C)c1C)C=CC=C(/C)C=Cc2c(C)ccc(C)c2C ZCIHMQAPACOQHT-ZGMPDRQDSA-N 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- 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
Landscapes
- Greenhouses (AREA)
Abstract
The invention discloses a method for adjusting the required temperature of tomatoes in different growth periods, and belongs to the technical field of tomato planting. The invention relates to a method for adjusting the required temperature of tomatoes in different growth periods, which comprises the following steps: a temperature monitoring device and a temperature adjusting device are arranged in the greenhouse and are used for monitoring the temperature in the greenhouse and adjusting the temperature in the greenhouse; recording the growth conditions of tomatoes in different greenhouses, determining the growth period of the tomatoes, and regulating the temperature according to the growth period of the tomatoes. The invention solves the problem that the prior art can not provide a proper environment for the growth of tomatoes, and the method for adjusting the required temperature of the tomatoes in different growth periods provided by the invention utilizes different temperature adjusting devices to adjust the temperatures of the tomatoes in a proper manner in the seedling stage, the flowering stage and the fruiting stage of the tomatoes, so that the tomatoes can obtain proper growth temperatures in different growth periods.
Description
Technical Field
The invention relates to the technical field of tomato planting, in particular to a method for adjusting the required temperature of tomatoes in different growth periods.
Background
Tomatoes are warm-loving vegetables, can be suitable for growth of tomatoes in a temperature range of 15-35 ℃ generally, and the optimal temperature in a growing period is 20-30 ℃. The optimal ground temperature for tomato growth is 20-23 ℃, and when the ground temperature is reduced to 6 ℃, the root system stops growing.
The Chinese patent with publication number of CN103404322A discloses a method for managing tomatoes in a greenhouse in the field, wherein different temperature adjustment of tomatoes is not finely divided aiming at different growth periods of the tomatoes, the different growth periods of the tomatoes have different requirements on temperature, and a proper environment cannot be provided for the growth of the tomatoes in a targeted manner.
Disclosure of Invention
The invention aims to provide a method for adjusting the required temperature of different growth periods of tomatoes, which solves the problems in the prior art by dividing the different growth periods of tomatoes and determining the required temperature of the different growth periods.
In order to achieve the above purpose, the present invention provides the following technical solutions: the method for adjusting the required temperature of the tomatoes in different growth periods comprises the following steps:
S1: a temperature monitoring device and a temperature adjusting device are arranged in the greenhouse and are used for monitoring the temperature in the greenhouse and adjusting the temperature in the greenhouse;
S2: recording the growth conditions of tomatoes in different greenhouses, determining the growth period of the tomatoes, and regulating the temperature according to the growth period of the tomatoes to even the temperature in the greenhouses;
s21, seedling stage: controlling the temperature of the greenhouse at 20-30 ℃ in the daytime and 10-15 ℃ at night;
S22, flowering period: controlling the ground temperature to be 17-20 ℃, controlling the temperature in the greenhouse to be 20-30 ℃ in the daytime and 15-20 ℃ at night;
S23, fruiting period: controlling ventilation quantity, and controlling the temperature in the greenhouse to be 20-30 ℃ in daytime and 12-17 ℃ at night.
Preferably, the temperature monitoring device in the step S1 comprises temperature sensors distributed in the greenhouse, the temperature sensors monitor the surface temperature in the greenhouse, the middle layer temperature in the greenhouse and the top temperature of the greenhouse at the same time, and the temperature adjusting device comprises a sun-shading cloth, an air curtain, an exhaust fan, a circulating fan, a coal-fired heating furnace, geothermal water heating and spraying devices.
Preferably, the seedling stage is divided into a seedling-reviving stage, a preliminary growth stage and a stable growth stage, and the specific temperature regulation method of the seedling stage is as follows:
s211: 3-4 days after transplanting, namely a seedling-reviving stage, wherein the greenhouse is not ventilated in the time, and the temperature is set at 26-30 ℃ to quicken seedling reviving;
S212: 5-10 days after seedling recovery, namely a preliminary growth stage, wherein ventilation in the greenhouse is prolonged from short to long in the period, the temperature is 20-25 ℃ in daytime and 10-15 ℃ at night;
S213: after the preliminary growth stage, the stable growth stage is carried out, and the ventilation time in the greenhouse is basically fixed in the period of time, and the temperature is 20-25 ℃ in daytime and 12-15 ℃ in night.
Preferably, the heating modes of the different growth periods in the step S2 are different, the heating mode of the coal-fired heating furnace and the circulating fan is adopted in the seedling stage, the heating mode of geothermal water heating and the circulating fan is adopted in the flowering stage, and the heating mode of the coal-fired heating furnace is adopted in the fruiting stage.
Preferably, the temperature of the geothermal water heating is set at 20 ℃, when the surface temperature is less than 10 ℃, the flow rate of the geothermal water heating conveying pipe is not less than 1m/s, when the surface temperature is less than 13 ℃, the flow rate of the geothermal water heating conveying pipe is not less than 0.5m/s, and when the surface temperature is less than 15 ℃, the flow rate of the geothermal water heating conveying pipe is not less than 0.25m/s.
Preferably, in the step S2, different growth periods are cooled in a sun-shading ventilation-based and spraying-assisted mode.
Preferably, the fruiting period is divided into a fruit expanding period and a fruit containing period, and the specific temperature regulation method of the fruiting period is as follows:
S231: in the fruit expanding stage, controlling ventilation in the morning, controlling the temperature in the greenhouse to be 24-28 ℃, ventilating in noon, keeping the temperature in the greenhouse to be 20-26 ℃, reducing ventilation quantity after 3 pm, stabilizing the temperature, keeping the temperature at 17-20 pm, keeping the temperature at 14-17 ℃ from 20 pm to 8 pm in the next day, and keeping the temperature at 12-15 ℃;
S232: in full bearing period, the ventilation is controlled in daytime, the temperature in the shed is kept at 20-25 ℃, the humidity is kept at 45% -50%, the temperature outside the shed is higher than 15 ℃ at night, the ventilation is kept for the whole night, the temperature outside the shed is lower than 15 ℃ at night, the ventilation quantity is reduced, and the ventilation is closed after 1 point at night.
Preferably, the ventilation control method is as follows:
when the surface temperature in the greenhouse is less than or equal to the temperature outside the greenhouse, natural ventilation is adopted;
When the surface temperature in the greenhouse is higher than the temperature outside the greenhouse, forced ventilation is adopted, the ventilation flow is controlled to be 5 ten thousand m 3/h, and the temperature is raised and maintained by adopting a coal-fired heating furnace;
Preferably, the humidity in the greenhouse in the step S2 is controlled to be 45% -60%, and the humidity in the seedling stage is greater than the humidity in the flowering stage and greater than the humidity in the fruiting stage.
Compared with the prior art, the invention has the beneficial effects that:
According to the method for adjusting the required temperature of the tomatoes in different growth periods, the tomatoes in different growth periods are divided, the required temperatures in the different growth periods are determined, the temperature in the greenhouse is monitored through the temperature monitoring device, and the temperatures of the tomatoes in the seedling stage, the flowering stage and the fruiting stage are adjusted in a targeted mode through the different temperature adjusting devices, so that the proper growth temperature of the tomatoes in the different growth periods can be obtained.
Drawings
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problem that the existing tomatoes have different growth periods and different requirements on temperature and can not provide a proper environment for tomato growth, referring to fig. 1, the present embodiment provides the following technical scheme:
The method for adjusting the required temperature of the tomatoes in different growth periods comprises the following steps:
s1: the temperature monitoring device comprises temperature sensors distributed in the greenhouse, wherein the temperature sensors monitor the surface temperature in the greenhouse, the middle layer temperature of the greenhouse and the top temperature of the greenhouse, the top temperature of the greenhouse is the average temperature of 50 cm below the top of a greenhouse building, the middle layer temperature of the greenhouse is the average temperature of the space below the top of the greenhouse above the surface, and the temperature adjusting device comprises sun-shading cloth, an air curtain, an exhaust fan, a circulating fan, a coal-fired heating furnace and a geothermal water heating and spraying device;
S2: recording the growth conditions of tomatoes in different greenhouses, determining the growth period of the tomatoes, and regulating the temperature according to the growth period of the tomatoes to even the temperature in the greenhouses;
s21, seedling stage: controlling the temperature of the greenhouse at 20-30 ℃ in the daytime and 10-15 ℃ at night; the seedling stage refers to the period from the appearance of a first true leaf to the bud appearance of a first inflorescence, and the seedling is not separated for 45-50 days at normal temperature;
The seedling stage is divided into a seedling reviving stage, a preliminary growth stage and a stable growth stage, and the specific temperature regulation method of the seedling stage is as follows:
s211: 3-4 days after transplanting, namely a seedling-reviving stage, wherein the greenhouse is not ventilated in the time, and the temperature is set at 26-30 ℃ to quicken seedling reviving;
S212: 5-10 days after seedling recovery, namely a preliminary growth stage, wherein ventilation in the greenhouse is prolonged from short to long in the period, the temperature is 20-25 ℃ in daytime and 10-15 ℃ at night; the temperature is too low, so that seedlings are easy to grow poorly, flower buds are not differentiated and develop well, the quality of flowers is reduced, flower and fruit dropping is easy to occur in the flowering and fruiting period, the temperature is too high, tomato seedlings are easy to grow excessively, leaves and branches are also relatively weak, inflorescence sections are relatively high, and the number of flowers which are opened is small;
S213: after the primary growth stage, the stable growth stage is carried out, the ventilation time in the greenhouse is basically fixed in the period, the temperature is 20-25 ℃ in the daytime, the ventilation time is 12-15 ℃ at night, the ventilation time is short and long, the lower the temperature is, the higher the ground temperature is, if the temperature is lower, the ground temperature is also lower, the stems are long, flat and thick, the leaves are dark green, and the malformed fruits are increased. The mode of adopting fire coal heating stove + circulation fan intensifies at seedling stage, and at seedling stage, the rhizome of tomato plant is not dark, and ambient temperature needs the upward growth to the seedling, through the whole temperature rise in with the big-arch shelter, is favorable to tomato seedling growth.
S22, flowering period: controlling the ground temperature to be 17-20 ℃, controlling the temperature in the greenhouse to be 20-30 ℃ in the daytime and 15-20 ℃ at night; the first inflorescence in the flowering period is formed from the bud to the first fruit, and the fruit and seedling grow simultaneously in the period of about 15-30 days; the mode of geothermal water heating and circulating fan is adopted in the flowering period to heat, the tomato plants in the flowering period have higher requirements on the environmental temperature, the roots and stems of the plants in the flowering period are deeper, the growth of the roots and the stems are also affected by the temperature, the ground surface temperature can be increased in the fastest mode through the mode of geothermal water heating, the ground surface temperature permeates to the ground and underground, and then the adaptive environmental temperature is provided for the growth of the roots, the stems and the branches and the leaves of tomatoes.
The geothermal water heating temperature is set at 20 ℃, when the surface temperature is less than 10 ℃, the geothermal water heating pipeline flow rate is not less than 1m/s, when the surface temperature is less than 13 ℃, the geothermal water heating pipeline flow rate is not less than 0.5m/s, and when the surface temperature is less than 15 ℃, the geothermal water heating pipeline flow rate is not less than 0.25m/s. By changing the flow rate, the heating speed of geothermal water heating for the ground surface is changed, the geothermal water heating temperature is set at 20 ℃, the ground surface temperature is prevented from exceeding 20 ℃, and the roots and stems of tomato plants are prevented from being scalded.
S23, fruiting period: the ventilation quantity is controlled, the temperature in the greenhouse is 20-30 ℃ in daytime and 12-17 ℃ at night, the fruiting period is about 40-60 days from fruiting of the first inflorescence to harvesting completion, the fruiting period is heated by ventilation and a coal heating stove, lycopene formation is affected due to the fact that the temperature is too high or too low in the fruiting period, fruit coloring is affected, and formation, operation, accumulation and fruit expansion of photosynthetic products are facilitated through ventilation and sun-drying.
The fruiting period is divided into a fruit expanding period and a fruit containing period, and the specific temperature regulation method of the fruiting period is as follows:
S231: in the fruit expanding stage, controlling ventilation in the morning, controlling the temperature in the greenhouse to be 24-28 ℃, ventilating in noon, keeping the temperature in the greenhouse to be 20-26 ℃, reducing ventilation quantity after 3 pm, stabilizing the temperature, keeping the temperature at 17-20 pm, keeping the temperature at 14-17 ℃ from 20 pm to 8 pm in the next day, and keeping the temperature at 12-15 ℃;
S232: in the full fruit period, the ventilation is controlled in daytime, the temperature in the greenhouse is kept at 20-25 ℃, the humidity is kept at 45-50%, the humidity in the greenhouse is too high, various diseases are easy to occur, and particularly, after each watering or raining day, the ventilation quantity is increased, so that the humidity in the greenhouse is reduced, the temperature outside the greenhouse is higher than 15 ℃ at night, the ventilation is kept for the whole night, the temperature outside the greenhouse is lower than 15 ℃ at night, the ventilation quantity is reduced, and the ventilation is closed after 1 point at night.
The ventilation control method comprises the following steps:
when the surface temperature in the greenhouse is less than or equal to the temperature outside the greenhouse, natural ventilation is adopted;
When the surface temperature in the greenhouse is higher than the temperature outside the greenhouse, forced ventilation is adopted, the ventilation flow is controlled to be 5 ten thousand m 3/h, and a coal-fired heating furnace is adopted for heating and heat preservation.
And S2, cooling in different growth periods by adopting a sunshade ventilation-based and spraying-assisted mode.
And S2, controlling the humidity in the greenhouse to be 45% -60%, wherein the humidity in the seedling stage is higher than the humidity in the flowering stage and higher than the humidity in the fruiting stage, and spraying heated water during humidification to prevent the temperature from being reduced after humidification, and starting ventilation during cooling to prevent the humidity from being excessively increased after spraying.
To sum up: according to the method for adjusting the required temperature of the tomatoes in different growth periods, the tomatoes in different growth periods are divided, the required temperatures in the different growth periods are determined, the temperature in the greenhouse is monitored through the temperature monitoring device, and the temperatures of the tomatoes in the seedling stage, the flowering stage and the fruiting stage are adjusted in a targeted mode through the different temperature adjusting devices, so that the proper growth temperature of the tomatoes in the different growth periods can be obtained.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The method for adjusting the required temperature of the tomatoes in different growth periods is characterized by comprising the following steps of:
S1: a temperature monitoring device and a temperature adjusting device are arranged in the greenhouse and are used for monitoring the temperature in the greenhouse and adjusting the temperature in the greenhouse;
S2: recording the growth conditions of tomatoes in different greenhouses, determining the growth period of the tomatoes, and regulating the temperature according to the growth period of the tomatoes to even the temperature in the greenhouses;
s21, seedling stage: controlling the temperature of the greenhouse at 20-30 ℃ in the daytime and 10-15 ℃ at night;
S22, flowering period: controlling the ground temperature to be 17-20 ℃, controlling the temperature in the greenhouse to be 20-30 ℃ in the daytime and 15-20 ℃ at night;
S23, fruiting period: controlling ventilation quantity, and controlling the temperature in the greenhouse to be 20-30 ℃ in daytime and 12-17 ℃ at night.
2. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 1, characterized in that: the temperature monitoring device in the S1 comprises temperature sensors distributed in the greenhouse, the temperature sensors monitor the surface temperature in the greenhouse, the middle layer temperature in the greenhouse and the temperature at the top of the greenhouse, and the temperature adjusting device comprises sun-shading cloth, an air curtain, an exhaust fan, a circulating fan, a coal-fired heating furnace, geothermal water heating and spraying devices.
3. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 2, characterized in that: the seedling stage is divided into a seedling reviving stage, a preliminary growth stage and a stable growth stage, and the specific temperature regulation method of the seedling stage is as follows:
s211: 3-4 days after transplanting, namely a seedling-reviving stage, wherein the greenhouse is not ventilated in the time, and the temperature is set at 26-30 ℃ to quicken seedling reviving;
S212: 5-10 days after seedling recovery, namely a preliminary growth stage, wherein ventilation in the greenhouse is prolonged from short to long in the period, the temperature is 20-25 ℃ in daytime and 10-15 ℃ at night;
S213: after the preliminary growth stage, the stable growth stage is carried out, and the ventilation time in the greenhouse is basically fixed in the period of time, and the temperature is 20-25 ℃ in daytime and 12-15 ℃ in night.
4. A regulator of the required temperature for the different growth cycles of tomatoes according to claim 3, characterized in that: the heating modes of different growth periods in the step S2 are different, the temperature is raised by adopting a mode of a coal heating furnace and a circulating fan in the seedling stage, the temperature is raised by adopting a mode of geothermal water heating and a circulating fan in the flowering stage, and the temperature is raised by adopting a mode of a coal heating furnace and ventilation in the fruiting stage.
5. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 4, characterized in that: the geothermal water heating temperature is set at 20 ℃, when the surface temperature is lower than 10 ℃, the geothermal water heating transmission and distribution pipeline flow rate is not lower than 1m/s, when the surface temperature is lower than 13 ℃, the geothermal water heating transmission and distribution pipeline flow rate is not lower than 0.5m/s, and when the surface temperature is lower than 15 ℃, the geothermal water heating transmission and distribution pipeline flow rate is not lower than 0.25m/s.
6. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 5, characterized in that: and in the step S2, different growth periods are cooled in a sun-shading ventilation-based and spraying-assisted mode.
7. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 6, characterized in that: the fruiting period is divided into a fruit expanding period and a fruit containing period, and the specific temperature regulation method of the fruiting period is as follows:
S231: in the fruit expanding stage, controlling ventilation in the morning, controlling the temperature in the greenhouse to be 24-28 ℃, ventilating in noon, keeping the temperature in the greenhouse to be 20-26 ℃, reducing ventilation quantity after 3 pm, stabilizing the temperature, keeping the temperature at 17-20 pm, keeping the temperature at 14-17 ℃ from 20 pm to 8 pm in the next day, and keeping the temperature at 12-15 ℃;
S232: in full bearing period, the ventilation is controlled in daytime, the temperature in the shed is kept at 20-25 ℃, the humidity is kept at 45% -50%, the temperature outside the shed is higher than 15 ℃ at night, the ventilation is kept for the whole night, the temperature outside the shed is lower than 15 ℃ at night, the ventilation quantity is reduced, and the ventilation is closed after 1 point at night.
8. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 7, characterized in that: the ventilation control method comprises the following steps:
when the surface temperature in the greenhouse is less than or equal to the temperature outside the greenhouse, natural ventilation is adopted;
When the surface temperature in the greenhouse is higher than the temperature outside the greenhouse, forced ventilation is adopted, the ventilation flow is controlled to be 5 ten thousand m 3/h, and a coal-fired heating furnace is adopted for heating and heat preservation.
9. Method for regulating the temperature required for the different growth cycles of tomatoes according to claim 8, characterized in that: and (2) controlling the humidity in the greenhouse in the S2 to be 45% -60%, wherein the humidity in the seedling stage is higher than the humidity in the flowering stage and higher than the humidity in the fruiting stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410183019.8A CN117941583A (en) | 2024-02-19 | 2024-02-19 | Method for adjusting required temperature of tomatoes in different growth periods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410183019.8A CN117941583A (en) | 2024-02-19 | 2024-02-19 | Method for adjusting required temperature of tomatoes in different growth periods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117941583A true CN117941583A (en) | 2024-04-30 |
Family
ID=90800079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410183019.8A Pending CN117941583A (en) | 2024-02-19 | 2024-02-19 | Method for adjusting required temperature of tomatoes in different growth periods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117941583A (en) |
-
2024
- 2024-02-19 CN CN202410183019.8A patent/CN117941583A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Cockshull et al. | The influence of shading on yield of glasshouse tomatoes | |
| Hurd et al. | The influence of different temperature patterns having the same integral on the earliness and yield of tomatoes | |
| CN106951017B (en) | The wisdom Greenhouse System of crop regulation-control model driving regulates and controls method | |
| Cockshull | The integration of plant physiology with physical changes in the greenhouse climate | |
| CN101286060A (en) | Method for controlling plant growth environment based on decision-making support | |
| CN109324506B (en) | Greenhouse temperature set value automatic acquisition method considering energy conservation and yield benefit optimization | |
| Qian et al. | Comparison of climate and production in closed, semi-closed and open greenhouses | |
| JP2013158270A (en) | Method of cultivating olive | |
| CN106561394A (en) | Cultivation method for promoting large cherries to ripen earlier by utilizing natural climate in plateau area | |
| Bakker | Greenhouse climate control: constraints and limitations | |
| CN104838942A (en) | Guava cuttage seedling method | |
| CN109258342A (en) | A kind of growth of watermelon method | |
| De Graaf et al. | Comparing calculated and measured water consumption in a study of the (minimal) transpiration of cucumbers grown on rockwool | |
| Singh et al. | Comparison of environmental condition, productivity, and resources use between GREENBOX and Greenhouse for growing lettuce | |
| CN101743866A (en) | Plant incubator | |
| CN117941583A (en) | Method for adjusting required temperature of tomatoes in different growth periods | |
| Buwalda et al. | An energy efficient heating strategy for cut rose production based on crop tolerance to temperature fluctuations | |
| Bailey | Greenhouse climate control-new challenges | |
| Chaichana et al. | Heat load due to LED lighting of in-door strawberry plantation | |
| CN105265160A (en) | Method employing semi-closed greenhouse technology for cucumber seedling cultivation | |
| CN1561675A (en) | Room temperature environment control technology based on economic optimum | |
| JP2023006344A (en) | Environmental control system to control microenvironment of plants | |
| CN117716962B (en) | Method for solving generation of silly flowers of cut rose cultivated by matrix | |
| Lund et al. | Effect of a dynamic climate on energy consumption and production of Hibiscus rosa-sinensis L. in greenhouses | |
| Roh et al. | Comparison of environment, growth, and management performance of the standard cut chrysanthemum ‘jinba’in conventional and smart farms |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |