Foray 48B in an insecticide manufactured by Valent BioSciences used in forestry to selectively kill the larval stage of insect in the order Lepidoptera (moths and butterflies). The active ingredient is Bacillus thuringiensis var kurstaki (Btk).
References
Further reading
- Petrie, K; Thomas, M; Broadbent, E (14 March 2003). "Symptom complaints following aerial spraying with biological insecticide Foray 48B". The New Zealand Medical Journal. 116 (1170): U354. PMID 12658313.
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