The result of provenance trial and RAPD molecular markers experiment of Armeniaca sibirica showed that the characters such as height,ground diameter and crown,were distinct different among provenance,genetic ability is high.There was significant difference between east and west provenance of Armeniaca sibirica in Inner Mongolia.Correlation existed among traits.Aohanqi was selected as the excellent provenance.The genetic variation of provenance was significant.Scientific foundation could be provided for gene...