2010-05-052010-05-051968https://hdl.handle.net/10365/8986The author discusses a trial To determine insects approximate susceptibility to bacterial disease vai Bacillus thuringiensis. Several species of insects were exposed to the bacterium in the laboratory. The method for the trial was given. It was concluded that susceptibility of the larvae of several insects to the bacterium Bacillus thuringiensis varies from 0 to 100 %.North Dakota State UniversityPest controlBiological controlInsect pestsArticle