title: Shelf life of Bacillus sphaericus reference preparations, RB 80 & SPH 84.
mesh_terms: D000818:Animals; D000852:Anopheles / Q000254:growth & development; D001407:Bacillus / Q000166:cytology* / Q000254:growth & development; D003465:Culex / Q000254:growth & development; D005612:Freeze Drying; D007814:Larva