Tandon, P. L., & 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), 129–134. https://doi.org/10.18311/jbc/2004/4079