[Biological titration of preparations of spores of Bacillus thuringiensis Berliner].
D000818:Animals; D001407:Bacillus; D001413:Bacillus thuringiensis; D007313:Insecta; D013171:Spores, Bacterial
BACILLUS
Titrage biologique des préparations de spores de Bacillus thuringiensis Berliner.