Fig. 4From: Identification and characterization of a stem canker and twig dieback disease of pear caused by Neofusicoccum parvum in Chinese mainlandPathogenicity of five N. parvum isolates on pear trees in the field. The PDA plugs with N. parvum mycelia were placed on the wounded pear branches, using PDA plugs without fungi as the control. The photos were taken at 7 and 21 days post-inoculation (dpi)Back to article page