Author(s)

Lin Li, Zhao Li

Corresponding Author

Lin Li

Abstract

This paper discussed the characteristic of information technology applied on soil nutrient management and fertilizing technology in occident, analyzed the requests of soil determination and prescription fertilization for information technology and it developing trend in china, pointed out the requests, tasks and contents of information processing in it at presentin our country and analyzed the existing problems agricultural econology extension station in counties. The application of information technology in soil determination and prescription fertilization was mainly concluded as follow. (1)applying the data base technology and GIS and processing the data about soil and fertilizer and the maps connected according to the standard, to establish the atribute database and space data base and management system. (2)using GIS and data base, combining the application to establish application system such as tilth estimate system and applying decision system. (3)utilizing net work technology to realize data base sharing and long-distance applying decision on web.

Keywords

Soil, Fertilizer; Prescription Fertilization; Information Technology