title: Bioassay of a nuclear-polyhedrosis virus and Bacillus thuringiensis against the American bollworm, Heliothis armigera, in Botswana.
mesh_terms: D000818:Animals; D001407:Bacillus; D001681:Biological Assay; D001902:Botswana; D007304:Insect Viruses; D007313:Insecta