Sukirno, Sukirno, Siti Sumarmi, R.C. Hidayat Soesilohadi, Ign. Sudaryadi, Hari Purwanto, and Abdulrahman Saad Aldawood. 2022. “The Effects of Ultraviolet B on The Efficacy of Bacillus Thuringiensis Var. Kurstaki Formulations Against Tobacco Armyworm, Spodoptera Litura (Lepidoptera: Noctuidae)”. HAYATI Journal of Biosciences 30 (1): 17-27. https://doi.org/10.4308/hjb.30.1.17-27.