Institution: | (1) Laboratory of Plant Genecology, Hokkaido National Agricultural Experiment Station, Sapporo 062, Japan Fax: +81-11-859-2178; e-mail: hirokazu@cryo.affrc.go.jp, JP;(2) Department of Molecular Genetics, National Institute of Agrobiological Resources, Tsukuba, Ibaraki 305, Japan, JP;(3) Faculty of Biosystems, University of Tsukuba, Tsukuba, Ibaraki 305, Japan, JP |