Islam, M. K. ., M. T. H. . Howlader, and K. S. . Ahmed. “Management of Helicoverpa Armigera (Hubner) Infesting Tomato Using Biopesticides under Field Condition and Its Effect on Tomato Yield”. Journal of the Bangladesh Agricultural University, vol. 18, no. 1, Mar. 2020, pp. 1-5, https://banglajol.info/index.php/JBAU/article/view/73204.