简介：Inordertostudytheinfluenceofwoodmicrostructureonwooddyeing,elevenparametersofwoodmicrostructureand5parametersofwooddyeingeffectsfor34piecesofwoodboardsfrom5treesofChinesewhitepoplar(Populustornentosa)weredeterminedandthemultipleregressionanalysisbetweenthefactorsofwoodmicrostructuresandtheparametersofwooddyeingeffectsweremade.Theregressionresultsshowthateachvariableofwooddyeingeffectshashigherrelationshipwithwoodmicrostructures,andmultiplecorrelationcoefficientsbetweeneachvariableofwooddyeingeffectsandwoodmicrostructuresare0.4836-0.7998.ThemainfactorsofwoodmicrostructuresinfluencingwooddyeingofChinesewhitepoplarareproportionofwoodray,proportionofvesselandproportionofwoodfiberaccordingtocomparingthestandardizedregressioncoefficientsofmultipleregressionequation.