Teak Skeletonizer, Eutectona machaeralis walker (Pyralidae: Lepidoptera) was reported as a highly serious foliage feeder in the Cauvery delta regions of Tamil Nadu, in a survey conducted during 2005-06. Hence, the present study on the management of E. machaeralis using various bioproducts was conducted to find out the effective product at effective dose. Among the group of bioproduct viz., Metarhizium anisopleae, Beauveria bassiana, Bacillus thuringiensis, Grub kill (a commercial formulation of the combination of 33% Metarhizium anisopleae, 33% of Beauveria bassiana and 33% of Bacillus subtilis), Neem seed kernel extract (NSKE), neem oil (Azadirachtin 0.03% based commercial formulation) and five leaves extract (a traditional preparation of five different plants such as Adhatoda vasica, Vitex negundo, Azadiracta indica, Ricinus communis and Pongamia glabra) tested against third, fourth and fifth instars of E. machaeralis, Bacillus thuringiensis @ 1.5 % was effective. This was followed by Grub kill @ 2% and five leaves extract

@ 6% in the field.