The difference in the milling quality of the grains on the secondary branches at the same parts between the two panicle types was greater than that on the primary regardless of panicle type.

• 穗上同一部位二次枝梗籽粒的碾米品质在两穗型材料间的差异大于一次枝梗，而穗型与其排序并无直接关系；