(1) Faculty of Forestry, South China Agricultural University, Guangzhou, 510642, People’s Republic of China;(2) School of Architecture, South China University of Technology, Guangzhou, 510642, People’s Republic of China
Abstract:
• Context
Knowledge of the occurrence of sound and loose knots on the surface of sawn sugi (Cryptomeria japonica L.f.) is important for its grading and application.