Fig. 2
From: Biological control of Golovinomyces cichoracearum, the causal pathogen of sunflower powdery mildew
Light microscope observations of hyphae, conidiophores and conidia of Golovinomyces cichoracearum collected from sunflower leaf surface sprayed with all treatments showing, C: untreated control with normal conidia and conidiophores. 1: Bacillus subtilis, 2: B. pumilus, 3: Trichoderma harzianum, 4: T. viride, 5: T. koningii and F: fungicide (Vectra) showing twisting and lysis of hyphae and conidiophores and conidial shrinking and collapsing, (400×)