Population fluctuation of Orange headed leafhopper Thaia subrufa (Motsch.) (Homoptera: Cicadellidae) and its predators in rice in Mudigere, Karnataka

Orange headed leafhopper (OHLH), Thaia subrufa is a common pest in hill zone of Karnataka. Simultaneous occurrence of predators viz., several species of spiders C. lividipennis, Ophionea nigrofasciata, Paederus fuscipes in large numbers were also observed in fields. Nymphal population of OHLH had negative correlation (− 0.243) with spiders and positive correlation with other three predators. The adult population of OHLH had positive correlation with all the four predators.