1. Preliminary trials with an entomogenous bacterium Bacillus thuringiensis, Berl., new to India;Ayyar;Curr: Sci.,1961
2. Die Gefährdung der Bienen durch den Pflanzenschutz;Böttcher;Z. angew. Ent.,1952
3. Titrage biologique des préparations de spores de Bacillus thuringiensis Berliner;Bonnefoi;CR. Acad. Sci.,1958
4. Reduction of adult house-fly emergence by the effects of Bacillus spp. on the development of immature forms;Briggs;J. Insect Path.,1960
5. Toxicology of the microbial insecticide, Thuricide;Fisher;J. agric. Food Chem.,1959