CN108886935B - Method, device and system for determining fertilization scheme in fertilization process of pipeline fertilization system - Google Patents
Method, device and system for determining fertilization scheme in fertilization process of pipeline fertilization system Download PDFInfo
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Abstract
The embodiment of the application discloses a method, a device and a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, wherein information of a plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation frequency of a phenological period, a target yield and preset fertilizer information are obtained, and the information is input by a user at a touch terminal and is sent to a server through the touch terminal; determining a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; sending the fertilization scheme to a touch terminal, and enabling the touch terminal to control a fertilizer applicator to fertilize according to the fertilization scheme; the user only needs to input the information at the touch terminal, the pipeline fertilization system can provide a fertilization scheme, the user is not required to perform operations such as programming, the use requirements of domestic users can be well met, intelligent fertilization can be achieved, the fertilization scheme is more accurate, and the problem that fertilizer is excessively applied or is insufficiently applied can be solved.
Description
Technical Field
The application relates to the technical field of agricultural equipment, in particular to a method, a device and a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system.
Background
The fertilization work of the pipeline fertilization system is required to be carried out according to a specific fertilization scheme, and the determination of the fertilization scheme is crucial to the fertilization work of a user. In the existing pipeline fertilization system, a programmable form is adopted by a so-called 'intelligent' fertilizer applicator, that is, the existing fertilizer applicator cannot give a fertilization scheme, a user is required to set the fertilization scheme by himself through a keyboard on a fertilizer applicator controller by means of own knowledge and experience, and then the fertilization scheme is executed by the fertilizer applicator controller.
For example, the user selects urea fertilizer for fertilization, more fertilizer needs to be added in the fertilizer dissolving tank, the fertilizer applicator cannot give a result, and the user needs to use the fertilizer applicator according to the water temperature, the solubility of urea and the dissolving tankAnd the volume of the fertilizer tank is calculated automatically. For another example, the fertilizer formula gives the N to P required by the fertilizer2O5：K2The application proportion of O needs to be further converted into the amount of the corresponding fertilizer, the fertilizer applicator cannot give a result, and a user needs to calculate according to the content and the purity of the fertilizer. For another example, each fertilizer has its own reasonable dilution multiple, and a wheel irrigation area needs to calculate the safe fertilizing amount according to the irrigation amount and the reasonable dilution multiple of the fertilizer, so that the fertilizer consumption is small, the fertilizer efficiency is not good, the fertilizer consumption is large, the fertilizer harm is generated and the production area environment is polluted, and how to calculate the safe fertilizing amount, the fertilizer applicator can not give results, and the user needs to calculate according to the content and the purity of the fertilizer.
Because the general culture degree of the user group of the domestic fertilizer applicator is low, the intelligent fertilizer applicator with the programmable controller is difficult to operate for domestic users, and therefore an intelligent fertilizer application system capable of automatically determining a fertilizer application scheme in the fertilizer application process of the pipeline fertilizer application system is urgently needed to meet the use requirements of domestic users.
Disclosure of Invention
The application provides a method, a device and a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, and aims to solve the problems that an existing intelligent fertilizer applicator with a programmable controller is difficult to operate for domestic users and cannot meet the use requirements of the domestic users.
In a first aspect, the invention provides a method for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, which comprises the following steps:
the method comprises the steps that a server obtains information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a phenological period, a target yield and preset fertilizer information, wherein the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal;
the server determines a fertilization scheme according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information;
and the server sends the fertilization scheme to the touch terminal.
Optionally, the server determines a fertilization scheme according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period, the target yield and the predetermined fertilizer information, and includes:
the server calculates N, P required by the fertilization according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period and the target yield2O5、K2The amount of O;
the server applies the fertilizer according to N, P required by the fertilizer2O5、K2O amount, N, P of the predetermined fertilizer required for the fertilization in the predetermined fertilizer-component content database on the server2O5、K2And (4) calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme.
Optionally, the server calculates N, P required by the fertilization according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period and the target yield2O5、K2An amount of O, including;
the server applies N, P according to the irrigation needs of the plants to be fertilized in each phenological period in a whole growth period under specific yield2O5、K2The amount of O is calculated, and N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under the unit yield of the plant to be fertilized is calculated2O5、K2The amount of O;
the server applies N, P according to the irrigation requirement of the plant to be fertilized in unit yield and each phenological period in a whole growth period2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O.
Optionally, after the server sends the fertilization scheme to the touch terminal, the method further includes:
and the touch terminal controls the fertilizer applicator to apply fertilizer according to the fertilizer application scheme.
In a second aspect, the present invention provides an apparatus for determining a fertilization program in a fertilization process of a pipeline fertilization system, the apparatus comprising:
the system comprises an acquisition unit, a server and a control unit, wherein the acquisition unit is used for acquiring information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a local phenological period, a target yield and preset fertilizer information, and the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the local phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal;
the determining unit is used for determining a fertilization scheme according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information;
and the sending unit is used for sending the fertilization scheme to the touch terminal.
Optionally, the determining unit includes:
a first calculating subunit, configured to calculate N, P required by the current fertilization according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period, and the target yield2O5、K2The amount of O;
a second calculating subunit for calculating N, P required by the fertilization2O5、K2O amount, N, P of fertilizer used at this time in predetermined fertilizer-component content database on server2O5、K2And (4) calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme.
Optionally, the first computing subunit includes;
a third calculating subunit for applying N, P according to the irrigation needs of the plant to be fertilized in each phenological period of a whole growth period under a specific yield2O5、K2The amount of O is calculated, and each plant to be fertilized is subjected to one full growth period under the unit yieldN, P to be applied during each irrigation in the phenological period2O5、K2The amount of O;
a fourth calculating subunit for calculating the N, P to be applied for each irrigation in each phenological period of a whole growth period according to the yield per unit of the plant to be fertilized2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O.
Optionally, the sending unit is further configured to enable the touch terminal to control the fertilizer applicator to apply the fertilizer according to the fertilizer application scheme.
In a third aspect, the present invention further provides a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, the system comprising: the system comprises a server, a touch terminal and a fertilizer applicator;
the server is used for acquiring information of plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the current phenological period, the target yield and the preset fertilizer information, wherein the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the current phenological period, the target yield and the preset fertilizer information are input by a user at the touch terminal and are sent to the server through the touch terminal; determining a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; sending the fertilization scheme to a touch terminal;
the touch terminal is used for a user to input information of plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period, send the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period to the server, receive a fertilization scheme sent by the server, and control the fertilizer applicator to fertilize according to the fertilization scheme;
and the fertilizer applicator is used for applying fertilizer under the control of the touch terminal according to a fertilizer application scheme.
According to the technical scheme, the method, the device and the system for determining the fertilization scheme in the fertilization process of the pipeline fertilization system are characterized in that the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency of the phenological period, the target yield and the preset fertilizer information are obtained, wherein the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency of the phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to a server through the touch terminal; determining a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; sending the fertilization scheme to a touch terminal, and enabling the touch terminal to control a fertilizer applicator to fertilize according to the fertilization scheme; the user only needs to input the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period, the pipeline fertilization system can provide a fertilization scheme, the user does not need to perform operations such as programming and the like, the use requirements of domestic users can be well met, intelligent fertilization can be realized, the fertilization scheme is more accurate, and the problem of excessive or insufficient fertilizer application can be avoided.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a flowchart of a method for determining a fertilization program in a fertilization process of a pipeline fertilization system provided by the application;
FIG. 2 is a flowchart of step S2 of FIG. 1;
fig. 3 is a flowchart of step S21 of fig. 2;
fig. 4 is a structural diagram of a device for determining a fertilization scheme in a fertilization process of a pipeline fertilization system provided by the application;
FIG. 5 is a block diagram of the determination unit of FIG. 4;
FIG. 6 is a block diagram of the first compute subunit of FIG. 5;
fig. 7 is a schematic diagram of a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system provided by the application.
Illustration of the drawings: 1-a server; 2, a touch terminal; 3-a fertilizer applicator; 101-an acquisition unit; 102-a determination unit; 103-a transmitting unit; 1021-a first computation subunit; 1022 — a second computation subunit; 10211-third calculation subunit; 10212-fourth calculation subunit.
Detailed Description
Referring to fig. 1, an embodiment of the present application provides a method for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, where the method includes:
and step S1, the server acquires information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the phenological period, the target yield and the preset fertilizer information, wherein the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the phenological period, the target yield and the preset fertilizer information are input by a user at the touch terminal and are sent to the server through the touch terminal.
In this embodiment, the touch terminal may be a touch all-in-one machine in a pipeline fertilization system, and is composed of a touch screen, a PLC main controller, an Intel1037U processor, and the like, and may run a Windows operating system. The operator can interact with the pipeline fertilization system through the touch terminal, for example, information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of the phenological period, the target yield, the preset fertilizer information and the like can be input on the touch terminal. The information of the plants to be fertilized is the name of the plants which the user wants to fertilize, and the information of the preset fertilizer is the name of the fertilizer which the user wants to use.
And step S2, the server determines a fertilization scheme according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency of the phenological period, the target yield and the preset fertilizer information.
In this embodiment, communication is established between the server and the touch terminal through the internet, the server is a cloud server running intelligent decision software, and a scientific and reasonable fertilization scheme is determined for a user through the server according to information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation frequency in the phenological period, the target yield and preset fertilizer information without programming and calculation by the user.
And step S3, the server sends the fertilization scheme to the touch terminal.
And the server determines a fertilization scheme and sends the fertilization scheme to the touch terminal, so that the touch terminal can control the operation of the fertilizer applicator according to the fertilization scheme.
Referring to fig. 2, the server determines a fertilization scheme according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period, the target yield and the predetermined fertilizer information, and includes:
step S21, the server calculates N, P required by the fertilization according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period and the target yield2O5、K2The amount of O.
Specifically, N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under a specific yield of a specific plant researched from the research result of a related expert on the fertilization formula of the specific plant can be used2O5、K2The amount of O is converted into N, P which needs to be applied during each irrigation in each phenological period in the whole growth period when the yield of each kilogram of the plants is produced2O5、K2The amount of O, namely N, P required by the fertilization can be calculated according to the target yield2O5、K2The amount of O.
Step S22, the server applies fertilizer according to the required N, P2O5、K2O amount, N, P of the predetermined fertilizer required for the fertilization in the predetermined fertilizer-component content database on the server2O5、K2And (4) calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme.
Specifically, the above calculation process can be edited into a fixed formula by using a computer programming technique, and parameters commonly used in formula calculation, such as soluble parameters commonly used in the market at present, can be editedN, P in chemical fertilizer2O5、K2The content of O is used as a basic data table to construct a database of the content of the predetermined fertilizer-components, and N, P in the fertilizer can be obtained by inquiring the database according to the type of the predetermined fertilizer2O5、K2The content of O. The step is to apply N, P required by the fertilization2O5、K2The amount of O is converted into the amount of the preset fertilizer needed by the fertilization.
Referring to fig. 3, the server calculates N, P required by the fertilization according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period and the target yield2O5、K2An amount of O, including;
step S211, the server applies N, P according to the specific yield of the plant to be fertilized and the irrigation needs to be performed in each phenological period in a whole growth period2O5、K2The amount of O is calculated, and N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under the unit yield of the plant to be fertilized is calculated2O5、K2The amount of O.
Step S212, the server applies N, P according to the irrigation requirement of the plant to be fertilized in unit yield and each phenological period in a whole growth period2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O.
Further, after the server sends the fertilization scheme to the touch terminal, the method further includes:
and the touch terminal controls the fertilizer applicator to apply fertilizer according to the fertilizer application scheme.
According to the embodiment, the method for determining the fertilization scheme in the fertilization process of the pipeline fertilization system, provided by the embodiment of the application, comprises the steps of obtaining information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation frequency, the target yield and the preset fertilizer information in a current phenological period, wherein the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency, the target yield and the preset fertilizer information in the current phenological period are input by a user at a touch terminal and are sent to a server through the touch terminal; determining a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; sending the fertilization scheme to a touch terminal, and enabling the touch terminal to control a fertilizer applicator to fertilize according to the fertilization scheme; the user only needs to input the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period, the pipeline fertilization system can provide a fertilization scheme, the user does not need to perform operations such as programming and the like, the use requirements of domestic users can be well met, intelligent fertilization can be realized, the fertilization scheme is more accurate, and the problem of excessive or insufficient fertilizer application can be avoided.
Referring to fig. 4, an embodiment of the present application further provides an apparatus for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, where the apparatus includes:
the system comprises an acquisition unit 101, a server and a control unit, wherein the acquisition unit is used for acquiring information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a local phenological period, a target yield and preset fertilizer information, and the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the local phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal;
the determining unit 102 is used for determining a fertilization scheme according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information;
a sending unit 103, configured to send the fertilization scheme to a touch terminal.
Referring to fig. 5, the determining unit 102 includes:
a first calculating subunit 1021, configured to calculate N, P required by the current fertilization according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation frequency in the phenological period, and the target yield2O5、K2The amount of O;
a second calculating subunit 1022 forN, P required for secondary fertilization2O5、K2O amount, N, P of the predetermined fertilizer required for the fertilization in the predetermined fertilizer-component content database on the server2O5、K2And (4) calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme.
Referring to fig. 6, the first calculating subunit 1021 includes;
a third calculation subunit 10211 for N, P to be applied at each irrigation time in each phenological period of a whole growth period according to the plants to be fertilized at a specific yield2O5、K2The amount of O is calculated, and N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under the unit yield of the plant to be fertilized is calculated2O5、K2The amount of O;
a fourth calculating subunit 10212 for calculating N, P to be applied for each irrigation time in each phenological period in a whole growth period according to the yield of the plants to be fertilized2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O.
The sending unit 103 is further configured to enable the touch terminal to control the fertilizer applicator to apply fertilizer according to the fertilizer application scheme.
Referring to fig. 7, an embodiment of the present invention provides a system for determining a fertilization scheme in a fertilization process of a pipeline fertilization system, where the system includes: the system comprises a server 1, a touch terminal 2 and a fertilizer applicator 3;
the server 1 is used for acquiring information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a local phenological period, a target yield and preset fertilizer information, wherein the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the local phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal; determining a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; sending the fertilization scheme to a touch terminal;
the touch terminal 2 is used for a user to input information of plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period, send the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times, the target yield and the preset fertilizer information in the phenological period to the server, receive a fertilization scheme sent by the server, and control the fertilizer applicator to fertilize according to the fertilization scheme;
and the fertilizer applicator 3 is used for applying fertilizer under the control of the touch terminal according to a fertilizer application scheme.
In a specific implementation, the present application further provides a computer storage medium, where the computer storage medium may store a program, and when the program is executed, the program may include some or all of the steps in each embodiment of the method for determining a fertilization scheme in a fertilization process of a pipeline fertilization system provided by the present invention. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM) or a Random Access Memory (RAM).
Those skilled in the art will readily appreciate that the techniques of the embodiments of the present invention may be implemented as software plus a required general purpose hardware platform. Based on such understanding, the technical solutions in the embodiments of the present invention may be essentially or partially implemented in the form of a software product, which may be stored in a storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments.
The same and similar parts in the various embodiments in this specification may be referred to each other. In particular, for the device and the system embodiment for determining the fertilization scheme in the fertilization process of the pipeline fertilization system, the description is simple because the device and the system embodiment are basically similar to the method embodiment, and the relevant points can be referred to the description in the method embodiment.
The above-described embodiments of the present application do not limit the scope of the present application.
Claims (4)
1. A method for determining a fertilization scheme in a fertilization process of a pipeline fertilization system is characterized by comprising the following steps:
the method comprises the steps that a server obtains information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a phenological period, a target yield and preset fertilizer information, wherein the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal;
the server determines a fertilization scheme according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information;
the server sends the fertilization scheme to a touch terminal;
the server determines a fertilization scheme according to the information of the plant to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information, and comprises the following steps:
the server calculates N, P required by the fertilization according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period and the target yield2O5、K2The amount of O;
the server applies the fertilizer according to N, P required by the fertilizer2O5、K2O amount, N, P of the predetermined fertilizer required for the fertilization in the predetermined fertilizer-component content database on the server2O5、K2Calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme;
the server calculates N, P required by the fertilization according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period and the target yield2O5、K2An amount of O, including;
the server applies N, P according to the irrigation needs of the plants to be fertilized in each phenological period in a whole growth period under specific yield2O5、K2The amount of O is calculated, and N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under the unit yield of the plant to be fertilized is calculated2O5、K2The amount of O;
the server applies N, P according to the irrigation requirement of the plant to be fertilized in unit yield and each phenological period in a whole growth period2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O.
2. The method of claim 1, wherein after the server sends the fertilization program to the touch terminal, the method further comprises:
and the touch terminal controls the fertilizer applicator to apply fertilizer according to the fertilizer application scheme.
3. An apparatus for determining a fertilization program in a fertilization process of a pipeline fertilization system, the apparatus comprising:
the system comprises an acquisition unit, a server and a control unit, wherein the acquisition unit is used for acquiring information of plants to be fertilized, the area of a rotation irrigation group to be fertilized, the irrigation times of a local phenological period, a target yield and preset fertilizer information, and the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times of the local phenological period, the target yield and the preset fertilizer information are input by a user at a touch terminal and are sent to the server through the touch terminal;
the determining unit is used for determining a fertilization scheme according to the information of the plants to be fertilized, the area of the rotation irrigation group to be fertilized, the irrigation times in the phenological period, the target yield and the preset fertilizer information; wherein the determination unit includes: a first calculating subunit, configured to calculate the number of irrigation times in the phenological period and the target yield according to the information of the plant to be fertilized, the area of the rotation irrigation group to be fertilized, and the number of irrigation times in the phenological periodN, P required for the fertilization at this time is calculated2O5、K2The amount of O;
a second calculating subunit for calculating N, P required by the fertilization2O5、K2O amount, N, P of the predetermined fertilizer required for the fertilization in the predetermined fertilizer-component content database on the server2O5、K2Calculating the actual application amount of the preset fertilizer required by the fertilization to obtain a fertilization scheme;
wherein the first computing subunit includes:
a third calculating subunit for applying N, P according to the irrigation needs of the plant to be fertilized in each phenological period of a whole growth period under a specific yield2O5、K2The amount of O is calculated, and N, P which needs to be applied during each irrigation in each phenological period in a whole growth period under the unit yield of the plant to be fertilized is calculated2O5、K2The amount of O;
a fourth calculating subunit for calculating the N, P to be applied for each irrigation in each phenological period of a whole growth period according to the yield per unit of the plant to be fertilized2O5、K2The amount of O and the target yield calculate N, P required by the fertilization2O5、K2The amount of O;
and the sending unit is used for sending the fertilization scheme to the touch terminal.
4. The device of claim 3, wherein the sending unit is further configured to enable the touch terminal to control the fertilizer applicator to apply fertilizer according to the fertilizer application scheme.
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| CN2160941Y (en) * | 1993-04-20 | 1994-04-06 | 牛保平 | Scientific fertiliser applying calculator |
| CN1250067C (en) * | 2003-08-22 | 2006-04-12 | 中国农业科学院土壤肥料研究所 | Intelligent tool for directing scientific fertilization |
| CN1330231C (en) * | 2004-07-23 | 2007-08-08 | 中国农业科学院土壤肥料研究所 | Method and device of calculating amount of fertilizer of different fertilizing period for crop |
| CN104823583A (en) * | 2014-02-10 | 2015-08-12 | 上海市农业科学院 | Method of formula fertilization of muskmelon after soil testing |
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2018
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