Free Access

Figure 2


Extension of the phloem hypersensitive reaction zone after high density (475/m2 inoculations of Norway spruce (Picea abies) with various fungal species, compared with fungal growth of the same species in the sapwood of Norway spruce after natural infestations by I. typographus (adapted from Solheim, 1988, 1993a). Values with the same letter did not differ significantly.

Download original image