Tandon, P.L. and Bakthavatsalam, N. 2010. Influence of Sunflower Genotypes on Parasitization Efficiency of <I>Trichogramma chilonis</I> Ishii (Hymenoptera: Trichogrammatidae) on <I>Helicoverpa armigera</I> (Hiibner)(Lepidoptera: Noctuidae). Journal of Biological Control. 18, 2 (Jan. 2010), 129–134. DOI:https://doi.org/10.18311/jbc/2004/4079.