A device and method for variable fertilization of rapeseed based on prescription map
A technology of fertilization device and prescription map, which is applied in the field of rapeseed variable fertilization device based on prescription map, can solve the problems of poor portability and low expandability, and achieve the effect of complete functions, convenient function expansion and small size
Active Publication Date: 2022-05-24
HUAZHONG AGRI UNIV
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[0003] The purpose of the present invention is to provide a rapeseed variable fertilization device and method based on the prescription map to solve the problems of poor portability and low expandability of the variable fertilization system in the prior art
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[0034] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0035] The purpose of the present invention is to provide a variable fertilization device and method for rapeseed based on a prescription map, so as to solve the problems of poor portability and low expansion of the variable fertilization system in the prior art. In addition, the speed measurement of the existing variable fertilization system is affected by the quality of the photoelectric encoder, resulting in inaccurate measurement o...
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The present invention relates to a rapeseed variable fertilization device and method based on a prescription map. The device includes: a main controller, a speed measurement module, a network module, a positioning module, an execution module and a fertilizer applicator; the speed measurement module, a network module, a positioning module and an execution module respectively It is connected with the main controller, and the execution module is connected with the fertilizer applicator; the main controller is used to output control signals according to the speed, position and the soil fertility of the rapeseed variable fertilization device based on the prescription map to control the execution module for control; the main controller is Raspberry pie; the speed measurement module is used to measure the speed of the rapeseed variable fertilization device based on the prescription map; the positioning module is used to measure the position of the rapeseed variable fertilization device based on the prescription map; the network module is used to obtain the land fertility of the location; the execution module is used to It is used to control the fertilizer applicator for fertilization; the fertilizer applicator is used for fertilization. The invention has the characteristics of high expandability and portability.
Description
technical field [0001] The invention relates to the field of variable fertilization, in particular to a device and method for variable fertilization of rapeseed based on a prescription map. Background technique [0002] Rapeseed is an important oil crop in China. The development of the rapeseed industry is of strategic significance to maintaining the safe supply of edible oil in the country. The importance of variable fertilization technology as an important part of promoting the rapid development of the rapeseed industry is evident. Variable fertilization technology can realize fertilization according to soil fertility and fertilizer needs of crops in different growth stages. Variable fertilization technology can significantly improve fertilizer utilization rate and reduce environmental pollution. crop yields and food safety. The existing variable fertilization technology is mainly based on the fertilization based on the prescription map. The existing variable fertilizatio...
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IPC IPC(8): A01C15/00A01C21/00G01S13/58G01S19/42
CPCA01C15/00A01C21/00G01S13/58G01S19/42
Inventor 丁幼春胡瑞王登辉熊子庆刘晓东陈礼源王万超
Owner HUAZHONG AGRI UNIV