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bracken poisoning

noun
variants: or bracken staggers

Definition of bracken poisoning

: a disease of livestock caused by eating mature bracken and resulting in loss of appetite, diarrhea, weakness, and knuckling of fetlocks and appearing to be a true avitaminosis in that some unknown factor in the bracken renders certain B-complex vitamins unavailable to the animal

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History and Etymology for bracken poisoning

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