A proposed standardized bioassay for formulations of Bacillus thuringiensis based on the international unit
Authors: Dulmage, H.T., Boening, O.P., Rehnborg, C.S., Hansen, G.D.
Journal, Volume, Year: Journal of Invertebrate Pathology, volume 18:240-245, 1971
Proposal for standardization of bioassay of Bt spore. Uses international unit and Trichoplusia ni.
The bioassay discussed in this paper is outdated.