Disc diffusion assays, showing the in vitro antagonistic activities of P. polymyxa isolate APEC136 and B. subtilis isolate APEC170 against C. gloeosporioides (a), C. acutatum (b), and B. dothidea (c)
Photographs were taken after incubating at 25 °C for 5 d. Distilled water was used as the untreated control treatment (n=5)