Banker plant system is a relative new concept, it directly or indirectly provides resources, such as food or prey, to natural enemies that are deliberately released within a cropping system. It combines both the augmentative or conservation
biological control, providing a preventative, long-term suppression of arthropod pests (Frank, 2010). Recently, exploitation of the papaya banker plant system of managing whitefly pest has attracted more attention (Xiao et al., 2011)