K. Narikiyo

Sex-conversion from Male to Female during Somatic Embryogenesis from Protoplasts in Asparagus (Asparagus officinalis L.)

H. Okubo, Y. Ozaki, T. Maeda, 2005 .

Ploidy variation of progenies from intra- and inter-ploidy crosses with regard to trisomic production in asparagus (Asparagus officinalis L.)

H. Okubo, Y. Ozaki, K. Narikiyo, 2004, Sexual Plant Reproduction.

Application of Flow Cytometry for Rapid Determination of Ploidy Levels in Asparagus (Asparagus officinalis L.)

H. Okubo, M. Hiramatsu, Y. Ozaki, 1998 .