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《Guizhou Agricultural Sciences》 2009-06
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The Development of Decision-making System for Fertilization Based on Soil Analysis in Karst Area

ZHAO Ze-ying1,PENG Zhi-liang1,GAO Xue2,HAN Feng2,LIU Wen-feng3,(1.Guizhou Agricultural Science and Technology Information Institute,Guiyang,Guizhou 550006;2.Guizhou Station of Soil and Fertilizer,Guiyang,Guizhou 550001;3.Station of Soil and Fertilizer,Agricultural Bureau of Qiandongnan Prefecture,Kaili,Guizhou 556000,China)  
Combined with the plot fertilization and balanced fertilization decision-making model,and relied on the methods of oriented object,GIS and database,the decision-making system for fertilization based on soil analysis and applicable for rice,corn,rapeseeds,and potato were developed.The data analysis,fertilization model,fertilization decision-making process,properties and space database design were discussed,and the operation process and parts of functions of system were also introduced in this paper.The system could provide the technology support for the implementation of precise fertilization based on soil analysis.
【Fund】: 贵州省科技重大专项计划项目“主要农作物测土配方施肥技术集成与转化应用”[黔科合重大专项字(2007)6008]
【CateGory Index】: S147.2
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