7POTTERA W D,DENGA X L A.Web-based expert system for gypsy moth risk assessment[J].Computers and Electronics in Agriculture,2000,27:95-105.
8GONZALEZ-ANDUJAR J L,GARCIA-DE CECA J L,FERERES A.Ce-real aphids expert system (CAES):Identification and decision making[J].Computers and Electronics in Agriculture,1993,8:293-300.
