Excerpt:
A paper with the above title appeared in this Journal recently (Bitner, 1971). It described research in which the addition of nitrate to a culture medium for B. larvae followed by a colorimetric test for nitrite was proposed to distinguish this organism from one of two other bacilli found in honey bee larval tissue. Since the author makes no reference to previously published information on nitrate reduction by B. larvae as a diagnostic aid (or indeed for any purpose) it must be assumed that he is not aware of previous work in this area.
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