Based on the average band number and the similarity index of Rf value in each ecotypes, 7 ecotypes can be subdivided into 3 groupes: A group (Aus and Bore), B groups (Gundil) and C group (Tjere, Aman, Bulu and Upland rice).

• 根据生态型间平均酶带数和Rf累积值相似性的测定；七个生态型的亲缘关系相似性可分为三群:1.；Aus、Boro; 2