Ngugi, C. N., J. N. M. Mbaka, and H. W. Muthengi. “Effects of Bacillus Thuringiensis, Beauveria Bassiana, Neem, and a Tomato Inter-Crop on Diamondback Moth (Plutella Xylostella L.) (Lepidoptera: Plutellidae) in Tharaka-Nithi County, Kenya”. Tanzania Journal of Science, vol. 49, no. 3, Oct. 2023, pp. 568-75, doi:10.4314/tjs.v49i3.1.