Evaluation of Plant Extracts, Bio-agents and Fungicides Against Exserohilum turcicum (Pass.) Leonard and Suggs. Causing Turcicum Leaf Blight of Maize
S.I. Harlapur, M.S. Kulkarni, M.C. Wali, Srikant Kulkarni
Abstract
Thirteen botanicals, eight bio-agents and twenty-three fungicides were evaluated in vitro against turcicum leaf blight of maize caused by Exserohilum turcicum (Pass.) Leonard and Suggs. Neem seed kernel extract @ five per cent concentration caused maximum inhibition of growth (56.64%) followed by Aloe vera @ 10 per cent (53.50%). Among the bio-agents, Trichoderma harzianum was effective in inhibition of growth (65.17%). Of the fungicides tested, mancozeb @ 0.25 per cent completely inhibited the growth. Carboxin power @ 0.1 per cent and propiconazole @ 0.1 per cent were the other effective fungicides.
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