Agricultural Expert System Development Tools, And Knowledge Representation

In recent years, the technology of Expert System has been broadly used in agriculture life in china. It has gained remarkable application effect in high yield, high quality, high efficiency and supported development agriculture. The study task is based sufficiency study of expert system theory, through attending the task 'the development of network version of YunNan agricutule expert system development tool(DET)' .By the numbers, I studyed and analysised the DET1.1, the agriculture expert system development tool used by the 863 plan intelligentize agriculture information technology-Yunan province demonstration section, including system structure, knowledge representation, knowledge base compile and reasoning mechanism. According to the analysis result,I introduce the improvement on the DET.In the end,I put forward a kind of knowledge representation based concept schema, give the description method of schema and a instance of schema knowledge base, discuss the reasoning mechanism and knowledge reuse based concept schema.