[1] TSUKUBA LIFE SCI CTR,INST PHYS & CHEM RES,PLANT MOLEC BIOL LAB,TSUKUBA,IBARAKI 305,JAPAN
[2] DAIDO HOXAN INC,TSUKUBA RES LAB,TSUKUBA,IBARAKI 305,JAPAN
[3] UNIV TSUKUBA,INST BIOL SCI,TSUKUBA,IBARAKI 305,JAPAN
[4] JAPAN INT RES CTR AGR SCI,DIV BIOL RESOURCES,TSUKUBA,IBARAKI 305,JAPAN