A report on foliar damage by beetles of Holotrichia serrata (F.) (Coleoptera: Scarabaeidae) on French bean

White grubs are the serious pests of several agricultural and horticultural crops. Recent surveys in Krishnagiri Dt., of Tamil Nadu, India had revealed the occurrence of adult beetels of white grub species, Holotrichia serrata (F.) in abundance infesting French bean. The adult beetles were found in huge numbers feeding on the leaves, flowers and pods of the crop. The incidence of the white grub species and the damage inflicted are presented in this paper. This is the first report of adult beetle damage on French bean in South India.