Mora, R., E. Ibarra, J. and M. Espinoza, A. (2007) “A reliable bioassay procedure to evaluate per os toxicity of Bacillus thuringiensis strains against the rice delphacid, Tagosodes orizicolus (Homoptera: Delphacidae)”, Revista de Biología Tropical, 55(2), pp. 373–383. doi: 10.15517/rbt.v55i2.6017.