tailieunhanh - Management of fusarium wilt of castor (Ricinus communis L.) caused by Fusarium oxysporum f. sp. ricini with antagonist, botanical extract and pot experiment
The bioefficacy of antagonist and botanical extract were tested in vitro against Fusarium oxysporum f. sp. ricini causing wilt of castor. Trichoderma harzianum (), T. viride () and Pseudomonas fluorescens appeared potent antagonist against Fusarium oxysporum f. sp. ricini followed by T. faciculatum, T. longibrachyatum and Bacillus subtilis. Among the botanical, the extract of turmeric rhizome was effective in inhibiting mycelial growth Per cent followed by per cent inhibition by leaves extract of marigold. Pot culture experiment conducted at Department of Plant Pathology, College of Agriculture, Navsari. |
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