Valuable wood as a result of abnormal cambial activity - the case of Betula pendula var. carelica. Journal of Experimental Botany 50, Abstracts-Plant Topics, SEB Annual Meeting, May 1999, Supplement - Velling, P.; Viherä-Aarnio, A.; Hagqvist, R.; Lehto, J. (UK, 1999)
Keywords: Betula pendula var. carelica; jälsi; puu; visakoivu