The fingerprints of 10 species genotypes of Tartary Buckwhea were generated using RAPD method.Six primers were screened from 60 ten-bp arbitrary Primers,and a total of 44 DNA fragments were amplified ranging from 0.10-2.0Kb,among them 18(40.90%) bands were polymorphic.The average number of DNA band produced by each Primer was 7.33.The results of genetic similarity analysis for 10 species genotypes of Tartary Buckwhea Showed that the J's coefficient ranged from 0.8525-0.9846,and the average(J's) coefficie...