Fig. 7 Concentrations of water soluble (W) and ethanol:water (50:50 v/v) soluble phenolic compounds (EW) in roots and shoots of endophyte-infected (E+) and noninfected (E-) tall fescue (averaged over genotypes DN2, DN4, DN7, and DN11) as a function of P availability in the growth medium. Adapted from Malinowski et al. (1998a)