Fig. 3From: Nostoc calcicola extract improved the antioxidative response of soybean to cowpea aphidGeneration of hydrogen peroxide (H2O2) in leaves of Glycine max cv. “Nam Dan” under infestation of Aphis craccivora and inoculation of Nostoc calcicola HN9 extract. Values represent means and s.e. from three independent experiments. (*) In figure shown the significant difference between the experimental variants and control at level P < 0.05Back to article page