The large difference between hybrid and haploid kernels made it possible to use the xenia effects as a indicator to identify the haploid from hybrid kernels by oil content.

• 该系油分具有显著的花粉直感效应；父本效应值为0.；38；以其为父本与普通玉米杂交；杂交当代籽粒含油量显著高于自交籽粒和单倍体籽粒；花粉直感的增油率在30%25以上。