Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Fransen, J. J. 1939d. The tastiness of different elm species for the elm bark beetles. Translated by L. Wallien in Rapport, Rijksinstituut voor onderzoek in the Bosen Landschap Sbouw 'De Dorschkamp' (1983). 51 p.
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