Abstract:The ovicidal activity of ethanol and hexane extracts of Azadirachta indica A. Juss., Trichilia havanensis Jacq., Roldana ehrenbergiana (Klatt) H. Rob. & Brettell, Argemone mexicana L., Schinus molle L. y Gliricidia sepium (Jacq.) Kunth ex Walp. was evaluated in the laboratory on Tetranychus urticae Koch (Acari: Tetranychidae). The extracts (treatments) were applied by spraying at a concentration of 1,000 mg.L-1 to a known number of eggs (age <18h) on leaf discs of bean (Phaseolus vulgaris L.) (10 leaf d… Show more
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