Chen,Shenbin,Liao,Shunbao.I nt ellig ent SpatialDecision Suppo rt Sy stem on P recisio n RiceCultiv atio n,Int ernational Co nfer ence o n Co mputerGr aphics and Spa tial I nfo rma tio n System,A ug est 6～8,2002.
Pier re C.Ro bert,P recisio n A gr icultur e:A nInfo r matio n R evolutio n in A g ricultural M anag em ent,Par t II:P recisio n A gr icultur e and Intellig entT echno lo gy,Internat ional Confer ence onAg ricultur al Science and T echno lo gy,N ov ember 7～9,2001.
