Karyotype Analysis of Two Varieties of Solanum melongena L.

Karyotype of two varieties of eggplant was analyzed.The results showed that the karyotype formulas of Pingdongchangqie is 2n=22m+2sm(2SAT),and the relative length of chromosome is 2n=10M1+14M2.The karyotype formulas of Ziqi is 2n=20m+4sm(2SAT),and the relative length of chromosome 2n=14M1+10M2.The number of chromosomes of the two varieties are 2n = 24.The karyotype of their chromosomes belongs to 2A type.