3、tconfusing.Inthispaper,throughSAStheanalysisoftheinternationalstandardsoftware,wewillanalyzetheexperimentaldataofcornforthemodelconstructing,slectingandtreating.Meantime,themixedmodelanalysisisappliedundertheinformationcriterion(AIC).Theresultsshowedthat t