Obvious karyotypic differentiation among the populations, which was highlighted by chromosomal aberrations, including mainly pericentric inversion and the Robertsonian or unequal reciprocal translocations, was detected.

• 种内的核型分化与染色体的结构变异有关。 主要表现为臂间倒位、罗伯逊易位和或不等相互易位。