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Biblio

Filters: Author is Alfonsus, A. [Clear All Filters]

1922

Alfonsus, A., 1922. An enemy of the mites in the bee-hive. Bee World, 4, p.2-3.

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1891

Alfonsus, A., 1891. Der Feind der Bienenlaus. Deutsche Illustrierte Bienenzeitung, 8, p.503-506.

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