The influence of Pinosylvin, Pinoresinol, Abieticacid and Alpha-pinene on knot yellowing of coated Scots Pine (Pinus Sylvestris L.)
The term knot yellowing, also known as knot bleeding, describes the spotty, yellow-brownish discolorationof coated softwood surfaces. Scots pine wood (Pinus sylvestris L.) is particularly susceptible. Knotyellowing is ascribed to …