Fig. 12. Experiment 4 in Headspace GC-MS analysis of differences in intra- and interspecific Terpene profiles of Picea pungens Engelm. and P. abies (L.) Karst

Fig. 12. Experiment 4, PCA of B1, B7, B8, N1, N7, N11, and C1 run on a chiral column (standardized TIC responses). Largest circles show 95% confidence limits for each tree species, small circles show 95% confidence limits for each tree.