Fig. 3From: In situ chlorophyll fluorescence kinetics as a tool to quantify effects on photosynthesis in Euphorbia cyparissias by a parasitic infection of the rust fungus Uromyces pisi Profiles of the Fv/Fm and PI values for healthy and infected Euphorbia plants. Measurements are ordered from the top (sample 1) to the base (sample 7) of the plants (data from Fig. 1). Closed symbols healthy plants, open symbols infected plants, circles Fv/Fm, squares PIBack to article page