About KIJIDANI YOSHIO
About Cryptomeria japonica
About structure formation
About Xylem
About cytokinin
About planting density
About auxin
About tracheid
About autumn wood
About spring wood
About plant cell
About Cell Division
About Cell Differentiation
About differentiation (biology)
About developmental physiology
About early wood
About late wood
About Forest biology in general
About Plant hormones(=phytohormones)
About スギ
About 木部
About 植物ホルモン
About 林業
About 成長
About 産業化
About 理解