About AKIYAMA Yoshihiro
About Hokkaido Univ., Sapporo, JPN
About IWAKUMA Toshio
About Hokkaido Univ., Sapporo, JPN
About Zoological Science
About Bivalvia
About Larva
About temperature dependence
About water temperature
About survival ratio
About Hokkaido
About Unionidae
About invertebrate
About Margaritifera laevis
About グロキジウム
About Autecology
About 淡水
About 真珠貝
About 二枚貝綱
About 幼生
About 生存
About 個体群