Institution: | (1) Laboratory of Plant Breeding and Genetics, Graduate School of Agricultural Science, Tohoku University, 1-1 Tsutsumidori-Amamiyamachi, Aoba-ku, Sendai 981-8555, Japan e-mail: gsuzuki@bios.tohoku.ac.jp Tel.: +81-22-717-8652; Fax: +81-22-717-8654, JP;(2) Faculty of Agriculture, Iwate University, Morioka 020-8550, Japan, JP;(3) Graduate School of Biological Sciences, Nara Institute of Science and Technology, Ikoma 630-0101, Japan, JP;(4) Research Institute of Seed Production Co., Ltd., Sendai 989-3204, Japan, JP |