Application of AFLP Analysis in Origin of Malus xiaojinensis Cheng et Jiang Genetic Identification and Characterization of a New Peach Line ‘Beilun 02-1’ Genetic Identity Analysis of Malus xiaoj inensis by AFLPs Genetic Identity Analysis of Malus xiaoj inensis by AFLPs Genetic Diversity among Breeding Parents of Schima superba Revealed by SSR Application of AFLP Analysis in Origin of Malus xiaojinensis Cheng et Jiang