Bio-efficacy of fungicides against Magnaporthe oryzae causing blast of rice

The present in-vitro study was conducted at the Department of Plant Pathology, University of Agricultural Sciences, Dharwad, Karnataka, India during July 2018, to evaluate different fungicides against rice blast incited by Magnaporthe oryzae Couch and Kohn. Among the four contact fungicides tested, propineb 70 % WP recorded cent per cent inhibition of mycelial growth in all the concentrations (i.e., 1000 ppm, 1500 ppm and 2000 ppm), mancozeb 75 % WP recorded next highest inhibition of mycelial growth.