Takahashi, Shunsuke
Suchara, Ivan
Okamoto, Kazumasa
Sucharová, Julie
Umegaki, Kikuo
Fujiyoshi, Ryoko
Funding for this research was provided by:
Student Education Programme at the Hokkaido University
Silva Tarouca Research Institute for Landscape and Ornamental Gardening (The institutional support IP 00027073)