Department of Plant Pathology, Agricultural College, Bapatla
Online published on 24 August, 2012.
Difenconazole was observed to be most effective and recorded highest reduction in mycelial growth of A. porri. The highest reduction of mycelial growth (89.45%) was observed at 1000 ppm. Difenconazole was found to be the most effective fungicide. It also inhibited spore germination (87.38%), followed by mancozeb (85%), copperoxychloride (71.50%) and chlorothalonil (64.70%).
fungicides, spore germination, Alternaria porri