[Miyata, Shin-ichi; Moriguchi, Takaya; He, Lixiong] Natl Inst Fruit Tree Sci, Tsukuba, Ibaraki 3058605, Japan.
[He, Lixiong] Hunan Agr Univ, Coll Biosci & Biotechnol, Changsha 410128, Hunan, Peoples R China.
[Ban, Yusuke; Moriguchi, Takaya] Univ Tsukuba, Grad Sch Life & Environm Sci, Tsukuba, Ibaraki 3058572, Japan.
[Kitashiba, Hiroyasu] Tohoku Univ, Grad Sch Agr Sci, Sendai, Miyagi 9818555, Japan.