CN112925247A - Water and fertilizer control method for smart agriculture cloud platform - Google Patents
Water and fertilizer control method for smart agriculture cloud platform Download PDFInfo
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- CN112925247A CN112925247A CN202110133500.2A CN202110133500A CN112925247A CN 112925247 A CN112925247 A CN 112925247A CN 202110133500 A CN202110133500 A CN 202110133500A CN 112925247 A CN112925247 A CN 112925247A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 239000003337 fertilizer Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 68
- 230000012010 growth Effects 0.000 claims abstract description 48
- 238000012544 monitoring process Methods 0.000 claims abstract description 21
- 238000004364 calculation method Methods 0.000 claims abstract description 16
- 230000004720 fertilization Effects 0.000 claims description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 235000013619 trace mineral Nutrition 0.000 claims description 9
- 239000011573 trace mineral Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 239000011574 phosphorus Substances 0.000 claims description 6
- 239000011591 potassium Substances 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 235000015097 nutrients Nutrition 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 230000009897 systematic effect Effects 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003973 irrigation Methods 0.000 description 19
- 230000002262 irrigation Effects 0.000 description 19
- 238000007726 management method Methods 0.000 description 14
- 210000003608 fece Anatomy 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000010871 livestock manure Substances 0.000 description 7
- 238000011065 in-situ storage Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002786 root growth Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23051—Remote control, enter program remote, detachable programmer
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Soil Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a water and fertilizer control method for an intelligent agriculture cloud platform, which comprises the following steps: the method starts the planting management, real-time monitoring, intelligent calculation, watering and fertilizing processes, comprehensively judges the required water and fertilizer amount of the planted crops according to the growth habits of different agricultural planted crops and the difference of information such as the growth model, the soil type, the growth environment and the like of the current planted crops, and supplies water and fertilizer according to the requirement, thereby realizing systematic intelligent accurate management. According to the method, automatic water and fertilizer supply is carried out according to the growth stages of the planted crops, the demand of different growth stages of the planted crops for water and fertilizer can be met, the water and fertilizer supply for the planted crops in a real sense according to the demand mode is realized, the maximum growth of the planted crops in corresponding stages is realized, the yield and the quality of the crops are obviously improved according to experimental data, and meanwhile, the waste of water resources and the negative effect caused by improper fertilizer application are avoided.
Description
Technical Field
The invention belongs to the technical field of automatic control of agricultural planting water and fertilizer, and particularly relates to a water and fertilizer control method of an intelligent agricultural cloud platform.
Background
Agricultural planting can not leave boiled liquid manure, and there are a lot of liquid manure all-in-one machines on the market at present, have realized the automated management of liquid manure, and some still utilize correlation technique to realize intelligent liquid manure management system, have realized functions such as remote control and early warning. But has the defects that:
1. automatic water and fertilizer supply is not carried out according to the growth stages of the planted crops, and the water and fertilizer required by each growth stage are different due to different planted crops;
2. the water supply and fertilizer supply according to the needs are not realized in the true sense, and the water supply and fertilizer supply are carried out on the planted crops in a mode of quantity according to the needs;
3. a water and fertilizer integrated machine on the market changes an agricultural planting mode to a certain extent, but does not basically solve the problems of excessive fertilizer, water resource waste and the like.
For agricultural planting, what is needed is to comprehensively judge the required water and fertilizer amount of planted crops according to the growth habits of different agricultural planted crops and the difference of information such as a growth model, a soil type and a growth environment of the current planted crops, and supply water and fertilizer according to needs, so that systematic intelligent and accurate management is realized.
Disclosure of Invention
The invention aims to solve the technical problem of providing an intelligent water and fertilizer management method, overcoming the defects of the prior art, and realizing the following purposes after adopting the method:
1. the system adopts the in-situ monitoring equipment to carry out all-around real-time monitoring on the growing environment of the planted crops, comprehensively calculates the required water and fertilizer amount of the planted crops by combining the difference of information such as the growing model of the planted crops, the soil type and the like, supplies water and fertilizer according to the requirement, and realizes the real automatic water and fertilizer supply. When changing traditional farming mode, solve fertilizer excess, water waste, excessively consume soil fertility, ecological environment worsens the scheduling problem.
2. The system adopts a modern informatization technology to collect the environmental information of the planted crops in real time, provides accurate detailed information for agricultural production operators and realizes fine management of agricultural planting. The agricultural planting intelligent irrigation and fertilization system solves the problems of agricultural extensive management and loose management, realizes accurate irrigation and accurate fertilization of agricultural planting, and finally realizes intelligent automatic treatment.
In order to solve the technical problems, the technical scheme of the invention is as follows: a water and fertilizer control method for an intelligent agricultural cloud platform comprises the following steps:
starting at step 101, and then proceeding to step 102;
step 102: initializing the system, and entering step 103;
step 103: planting management is started, management is carried out according to the growth stage of the planted crops, and then the step 104 is carried out;
step 104: monitoring in real time, and entering step 105;
step 105: intelligent calculation, namely performing intelligent watering calculation and intelligent fertilizing calculation, and then entering step 106;
step 106: watering and fertilizing, and then entering step 107;
step 107: and (6) ending.
Further, the watering and fertilizing process comprises the following steps:
starting at step 201, then proceed to step 202;
step 202: determining a watering area, completing watering work in sequence, and then entering step 203;
step 203: opening a watering area electromagnetic valve, opening a watering electromagnetic valve, watering, and then entering step 204;
step 204: recording the watering amount, and then entering step 205;
step 205: judging whether fertilization is needed, comparing nutrients needed in the growth stage of the planted crops with the measured values, judging whether the crops in the area need fertilization, if so, entering a step 206, otherwise, entering a step 211;
step 206: judging whether the watering reaches X%, if so, entering step 207, otherwise, returning to step 204;
step 207: opening a fertilization electromagnetic valve, accurately metering the fertilization amount through a fertilization flow meter, and then entering step 208;
step 208: recording the fertilizing amount, and then entering step 209;
step 209: judging whether the fertilization reaches the required fertilization amount, if so, entering a step 210, otherwise, returning to the step 208;
step 210: after the fertilization work is finished, the fertilization electromagnetic valves are all closed, the fertilization is finished, and the step 211 is entered;
step 211: judging whether the required watering amount is reached, if so, entering a step 212, otherwise, returning to the step 204;
step 212: and (5) finishing watering.
Further, the intelligent watering calculation comprises:
1）WQ（i）water is poured once, and the unit liter is obtained;
2）Sa the actual planting area of the planted crops is unit of square meter;
3）Wd watering depth of the planted crops is unit meter according to different watering depths of the planted crops;
4）Bdthe volume weight of the soil is the ratio of the dried mass of a certain volume of soil (including soil grains and pores among the grains) to the volume before drying, and the unit is g/cm3；
Bd= soil weight: (
) Volume (c)
）；
5）FcField water capacity (%);
Fc =[(m2-m1)/m1] * 100% ；
m 2-wet sample soil mass;
m 1-drying sample soil mass;
6）Cwupan upper limit (%) for watering the planted crop;
7）Wcthe water coefficient (%) was obtained.
Further, the intelligent fertilization calculation comprises:
1) planting crop species and growing stage of the planted crop;
2) the number of plants planted in the planting area;
3) planting and fertilizing a large amount of trace elements, and fertilizing upper limit and lower limit parameters of each growth stage;
4) monitoring the fertilizer elements of the planted crops on line, wherein the monitoring types comprise trace elements such as soil pH value, soil EC value, nitrogen, phosphorus, potassium and the like;
5) and comparing the content of each element in the soil with a threshold value of a growth stage of the planted crop in the growth model, determining whether to fertilize, and intelligently calculating the fertilizing amount.
Further, the phase parameters of the main real-time monitoring growth model are monitored in real time: data information such as soil temperature, soil humidity, soil EC value, soil PH value, air temperature, air humidity, carbon dioxide, illumination and the like.
By adopting the technical scheme, compared with the prior art, the invention has the following advantages:
aiming at the growth habits of different agricultural planting crops, the required water and fertilizer amount of the planting crops is comprehensively judged by combining the difference of information such as the growth model, the soil type, the growth environment and the like of the current planting crops, and water and fertilizer are supplied according to the requirement, so that systematic intelligent and accurate management is realized. According to the method, automatic water and fertilizer supply is carried out according to the growth stages of the planted crops, the demand of different growth stages of the planted crops for water and fertilizer can be met, the water and fertilizer supply for the planted crops in a real sense according to the demand mode is realized, the maximum growth of the planted crops in corresponding stages is realized, the yield and the quality of the crops are obviously improved according to experimental data, and meanwhile, the waste of water resources and the negative effect caused by improper fertilizer application are avoided.
Drawings
FIG. 1 is a flow chart of control and management of a liquid manure system in an embodiment of the invention;
FIG. 2 is a flow chart of a watering and fertilizing process in an embodiment of the invention;
FIG. 3 is a comparison graph of a liquid manure control management system and conventional liquid manure watering in an embodiment of the invention;
in the figure, the position of the upper end of the main shaft,
1-a soil volume water content curve under intelligent water and fertilizer integrated automatic irrigation equipment, and 2-a soil volume water content curve under conventional integrated irrigation equipment.
Detailed Description
In order to more clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention will be described with reference to the accompanying drawings, and it will be understood by those skilled in the art that the following should not be construed as limiting the scope of the present invention.
In the embodiment, in agriculture, in order to systematically manage a planting area, different crops are planted in different areas, and then each area is dispersedly managed and centrally controlled. The intelligent water and fertilizer control system carries out intelligent calculation according to data collected in real time and in combination with a growth model of the corresponding stage, an accurate watering and fertilizing scheme is obtained, and watering and fertilizing work is completed by the water and fertilizer integrated automatic irrigation equipment.
Referring to fig. 1, a method for controlling water and fertilizer by using an intelligent agriculture cloud platform specifically comprises the following steps:
the steps start at 101, and then step 102 is entered;
step 102: initializing the system, and entering step 103;
step 103: planting management is started, the system selects a corresponding growth model according to different crops planted by a user, the growth stage is realized according to the planted crops, the stage of the growth model is automatically switched, the matched hardware executes according to the stage parameters of the growth model, and the step 104 is entered;
step 104: real-time monitoring, which mainly monitors the stage parameters of the growth model in real time: entering step 105 according to data information such as soil temperature, soil humidity, soil EC value, soil PH value, air temperature, air humidity, carbon dioxide, illumination and the like;
step 105: intelligent calculation, entering step 106;
the intelligent watering calculation formula is as follows:
1、WQ（i）water is poured once, and the unit liter is obtained;
2、Sa the actual planting area of the planted crops is unit of square meter;
3、Wd watering depth of the planted crops is unit meter according to different watering depths of the planted crops;
4、Bdthe volume weight of the soil is the ratio of the dried mass of a certain volume of soil (including soil grains and pores among the grains) to the volume before drying, and the unit is g/cm3；
Bd= soil weight: (
) Volume (c)
）；
5、FcThe field water holding capacity (%) is the upper limit of soil water available for most plants, wherein after the soil with deeper underground water and good drainage is sufficiently irrigated or rainfall, the water is allowed to fully infiltrate and is prevented from evaporating, and the stable soil water content (soil water potential or soil water suction reaches a certain value) can be maintained by a soil profile after a certain time;
Fc =[(m2-m1)/m1] * 100%；
m 2-wet sample soil mass;
m 1-drying sample soil mass;
water holding capacity: 14% of sandy soil; 16-20% of sandy soil; 20-24% of light soil; 22-26% of medium loam; 24-28% of heavy loam; 28-32% of clay;
6、Cwupan upper limit (%) for watering the planted crop;
7、Wcfor the watering coefficient (%), the watering amount is finely adjusted according to different planting crops and different planting soil.
The intelligent fertilization calculation factors include:
1) planting crop species and growing stage of the planted crop;
2) the number of plants planted in the planting area;
3) planting and fertilizing a large amount of trace elements, and fertilizing upper limit and lower limit parameters of each growth stage;
4) monitoring the fertilizer elements of the planted crops on line, wherein the monitoring types comprise trace elements such as soil pH value, soil EC value, nitrogen, phosphorus, potassium and the like;
5) and comparing the content of each element in the soil with a threshold value of a growth stage of the planted crop in the growth model, determining whether to fertilize, and intelligently calculating the fertilizing amount.
Step 106: a watering and fertilizing process, namely performing intelligent watering and intelligent fertilizing, wherein the process also needs real-time monitoring, and then entering step 107;
step 107: and (6) ending.
As shown in fig. 2, the watering and fertilizing process comprises the following steps:
the steps start at 201 and then proceed to step 202;
step 202: taking an experimental customer as an example, dividing a planting area into ten areas according to the types of planting crops, selecting a corresponding growth model according to the types of the planting crops and the growth stages of the planting crops, automatically switching to the corresponding growth model along with the growth system of the crops, then sequentially judging whether the ten areas meet the watering requirements by the system, determining the watering area, sequentially completing the watering work, and entering step 203;
step 203: the solenoid valve of the watering area is opened,
ten independent watering electromagnetic valves are arranged in the ten areas, according to the stage parameters of the planted crops, the intelligent calculation result of the step 105 is combined, whether watering is needed or not and how much water is needed to be watered is determined according to the illumination intensity of the environment monitoring information, rainy days, cloudy days and other factors, then the corresponding electromagnetic valves are opened, watering is carried out, and the step 204 is carried out;
step 204: recording the watering amount;
step 205: and (4) judging whether fertilization is needed, comparing nutrients needed in the growth stage of the planted crops with the measured values according to the step 105, judging whether the crops in the area need fertilization, if so, entering the step 206, and otherwise, entering the step 211.
The nutrients required are different from planted crop to planted crop in different growth stages. The environmental information is collected through soil monitoring equipment, the main monitoring indexes comprise soil PH value and soil EC value indexes, the content of major elements such as nitrogen, phosphorus and potassium in the soil is monitored, and some medium and trace elements are monitored at the same time. And (3) fertilizing the planted crops, comparing the nutrients required by the growth stage of the planted crops, and fertilizing by 6 fertilizing barrels of the 'water and fertilizer in-situ accurate irrigation equipment', such as nitrogen, phosphorus, potassium and other trace elements. The fertilization amount is accurately measured through a fertilization flowmeter of the 'water and fertilizer in-situ accurate irrigation equipment', so that accurate fertilization is realized.
The automatic water and fertilizer irrigation equipment supports various logic combinations such as fertilizer application ratio, fertilizer application time, watering and fertilizer application on-line and off-line control, EC/PH balance flat strips and the like, and various fertilizers are injected into a watering and irrigation pipeline by a controller through a group of electromagnetic valves and a set of EC/PH monitoring system in proper proportion at proper time, so that the fertilizer application task is automatically completed, and the water and fertilizer supply is reasonably controlled.
Step 206: judging whether the watering amount reaches X%, when the watering amount reaches X%, the system can release fertilizer, then entering step 207, otherwise returning to step 204;
step 207: and opening a fertilization electromagnetic valve, and respectively fertilizing by 6 fertilization barrels of the water and fertilizer in-situ accurate irrigation equipment, such as nitrogen, phosphorus, potassium and other trace elements. The 6 fertilizing barrels are respectively provided with mutually independent electromagnetic valves, and when the watering amount in the area reaches x%, the fertilizing electromagnetic valves are opened to start fertilizing. The fertilizing amount is accurately measured through a fertilizing flowmeter of the 'water and fertilizer in-situ accurate irrigation equipment', so that accurate fertilizing is realized, and the step 208 is carried out;
step 208: recording the fertilizing amount;
step 209: judging whether the fertilization reaches the required fertilization amount, if so, entering a step 210, otherwise, returning to the step 208;
step 210: finishing fertilization, namely closing the 6 fertilization electromagnetic valves after the 6 fertilization barrels finish fertilization, finishing fertilization and entering step 211;
step 211: judging whether the required watering amount is reached, if so, entering a step 212, otherwise, returning to the step 204;
step 212: and (5) finishing watering.
The automatic water and fertilizer irrigation equipment supports various logic combinations such as fertilizer application ratio, fertilizer application time, watering and fertilizer application on-line and off-line control, EC/PH balance flat strips and the like, and various fertilizers are injected into a watering and irrigation pipeline by a controller through a group of electromagnetic valves and a set of EC/PH monitoring system in proper proportion at proper time, so that the fertilizer application task is automatically completed, and the water and fertilizer supply is reasonably controlled.
As shown in fig. 3, by a real-time comparison experiment of the volume water content of the soil subjected to the conventional integrated irrigation and the intelligent water and fertilizer integrated irrigation, compared with the conventional integrated irrigation, the volume water content of the soil subjected to the intelligent water and fertilizer integrated irrigation is less in fluctuation in the same time period, the volume water content of the soil is always kept at 26% -28%, the intelligent water and fertilizer integrated irrigation is closer to the soil humidity preferred by crops, and the root growth of the crops and the absorption of the water and fertilizer are facilitated; the conventional integrated irrigation soil has large volume water content fluctuation between 22.5% and 29.5%, and the volume water content of the soil is high or low, so that the soil is unfavorable for the root growth of crops and is not beneficial to the healthy growth of the crops. A water and fertilizer control method of an intelligent agriculture cloud platform comprehensively judges the required water and fertilizer amount of planted crops according to the difference of information such as a growth model, a soil type, a growth environment and the like of the planted crops, and supplies water and fertilizer according to the requirement, so that systematic intelligent and accurate management is realized.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (5)
1. A water and fertilizer control method of an intelligent agricultural cloud platform is characterized by comprising the following steps:
starting at step 101, and then proceeding to step 102;
step 102: initializing the system, and entering step 103;
step 103: planting management is started, management is carried out according to the growth stage of the planted crops, and then the step 104 is carried out;
step 104: monitoring in real time, and entering step 105;
step 105: intelligent calculation, namely performing intelligent watering calculation and intelligent fertilizing calculation, and then entering step 106;
step 106: a watering and fertilizing process, wherein the watering and fertilizing are controlled, and then the step 107 is carried out;
step 107: and (6) ending.
2. The intelligent agricultural cloud platform water and fertilizer control method of claim 1, wherein the watering and fertilizing process comprises the following steps:
starting at step 201, then proceed to step 202;
step 202: determining a watering area, completing watering work in sequence, and then entering step 203;
step 203: opening a watering area electromagnetic valve, opening a watering electromagnetic valve, watering, and then entering step 204;
step 204: recording the watering amount, and then entering step 205;
step 205: judging whether fertilization is needed, comparing nutrients needed in the growth stage of the planted crops with the measured values, judging whether the crops in the area need fertilization, if so, entering a step 206, otherwise, entering a step 211;
step 206: judging whether the watering reaches X%, if so, entering step 207, otherwise, returning to step 204;
step 207: opening a fertilization electromagnetic valve, accurately metering the fertilization amount through a fertilization flow meter, and then entering step 208;
step 208: recording the fertilizing amount, and then entering step 209;
step 209: judging whether the fertilization reaches the required fertilization amount, if so, entering a step 210, otherwise, returning to the step 208;
step 210: after the fertilization work is finished, the fertilization electromagnetic valves are all closed, the fertilization is finished, and the step 211 is entered;
step 211: judging whether the required watering amount is reached, if so, entering a step 212, otherwise, returning to the step 204;
step 212: and (5) finishing watering.
3. The intelligent agricultural cloud platform water and fertilizer control method of claim 1, wherein:
the intelligent watering calculation comprises:
1）WQ（i）water is poured once, and the unit liter is obtained;
2）Sa the actual planting area of the planted crops is unit of square meter;
3）Wd watering depth of the planted crops is unit meter according to different watering depths of the planted crops;
4）Bdthe volume weight of the soil is the ratio of the dried mass of a certain volume of soil (including soil grains and pores among the grains) to the volume before drying, and the unit is g/cm3；
Bd= soil weight: (
) Volume (c)
）；
5）FcField water capacity (%);
Fc =[(m2-m1)/m1] * 100%；
m 2-wet sample soil mass;
m 1-drying sample soil mass;
6）Cwupan upper limit (%) for watering the planted crop;
7）Wcthe water coefficient (%) was obtained.
4. The intelligent agricultural cloud platform water and fertilizer control method of claim 1, wherein:
the intelligent fertilization calculation comprises:
1) planting crop species and growing stage of the planted crop;
2) the number of plants planted in the planting area;
3) planting and fertilizing a large amount of trace elements, and fertilizing upper limit and lower limit parameters of each growth stage;
4) monitoring the fertilizer elements of the planted crops on line, wherein the monitoring types comprise trace elements such as soil pH value, soil EC value, nitrogen, phosphorus, potassium and the like;
5) and comparing the content of each element in the soil with a threshold value of a growth stage of the planted crop in the growth model, determining whether to fertilize, and intelligently calculating the fertilizing amount.
5. The intelligent agricultural cloud platform water and fertilizer control method of claim 1, wherein:
monitoring the phase parameters of the main real-time monitoring growth model in real time: data information such as soil temperature, soil humidity, soil EC value, soil PH value, air temperature, air humidity, carbon dioxide, illumination and the like.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113647314A (en) * | 2021-07-13 | 2021-11-16 | 深圳市见康水耕智慧农业有限公司 | Intervention method and system for soil planting |
| CN114521377A (en) * | 2022-02-22 | 2022-05-24 | 贵州大学 | Method for calculating water and fertilizer requirement rule of masson pine seeding based on water and fertilizer regulation |
| CN114586521A (en) * | 2022-04-20 | 2022-06-07 | 甘肃省农业科学院旱地农业研究所 | Accurate management system of dry farming farmland liquid manure |
| CN114946619A (en) * | 2022-07-12 | 2022-08-30 | 云南农业大学 | Remote control irrigation system and method based on PLC |
| CN115097888A (en) * | 2022-07-22 | 2022-09-23 | 湖北文理学院 | Wisdom agricultural cloud platform liquid manure control system |
| CN117652267A (en) * | 2023-12-14 | 2024-03-08 | 广东桥信建设安装工程有限公司 | Monitoring management method and system for landscaping maintenance |
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| CN114586521A (en) * | 2022-04-20 | 2022-06-07 | 甘肃省农业科学院旱地农业研究所 | Accurate management system of dry farming farmland liquid manure |
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