2021-09-10 / Last updated : 2021-09-22 ienaga News Announcement: The 271th Regular Open Seminar (Sep.22th,2021) Asst.Prof.Miyuki Matsuo will give a seminar in the 271th regular open seminar on Sep.22th.The theme is「Internal stresses of trees: role and characterization」. 第271回定例オープンセミナー樹に発生する内部応力:その役割と評価 Internal stresses of trees: role and characterization Follow me!