The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 02, 2024
Filed:
May. 22, 2023
Institute of Eco-environmental and Soil Sciences, Guangdong Academy of Sciences, Guangzhou, CN;
Abstract
A method disclosed includes following steps: gridding on a research area to obtain grid units; performing a numerical processing on fertilization influence features to obtain fertilization influence numerical features of each grid unit; acquiring time information of the fertilization manual in the research area; calculating the fertilization influence numerical features of each grid unit by using weights of the fertilization influence features, acquiring nitrogen fertilizer application amounts of each grid unit in different time periods; performing a data processing on a first geographic information system to obtain a second geographic information system; and using the second geographic information system to estimate a nitrogen fertilizer application amount in the research area. A system disclosed includes a gridding unit, a digitizing unit, an acquisition unit, a calculation unit, a data processing unit and a nitrogen fertilizer estimation unit. a computer equipment disclosed includes a processor and a memory for storing executable programs.