Figure 4.
Principal component analysis of the compounds identified in the phenolic profiling. Young (white squares) and mature (black squares) internodes of genotype IACSP04-529 (higher lignin levels) and young (white circles) and mature (black circles) internodes of genotype IACSP04-863 (lower lignin levels) are indicated. PC 1 and PC 2, Principal components 1 and 2.