Research on database in dairy cow management system

The core issue of cow information management is the structural design of database, in view of the complex cow production data records, established functions between system internal time and the birth time series through cow weaning, estrus, breeding parturition and so on, designed the relation between field contents of the database and database tables. Proposed to use the production rules for cow management, the application methods of DHI knowledge are extracted into rules to establish the rule set. Meanwhile, adapt the features of the cow´s individual recorded data is large and complex to adopt direct deduction strategy, the conclusion is directly from the objective analysis of data, the system operation shows that conclusion is reliable.