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By: Achterberg, C. van - Gumez, Jean-Luc - Martinez, Michel - Rasplus, Jean-YvesType: ArticleIn: Journal of Hymenoptera ResearchVolume: 28Series:Issue:Date: 2012Page Range: 123-134Publication Info: Pensoft Publishers 2012Subjects: Agromyzidae Biology Braconidae Bulgaria Crataegus monogyna, Prunus spinosa Diptera Epimicta Europe France new species Opiinae Orientopius Palaearctic Phytobia spp Trachionus