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Distribution of wild bee (Hymenoptera: Anthophila) and hoverfly (Diptera: Syrphidae) communities within farms undergoing ecological transition ; Belgique
Transición socio-ecológica de la agricultura en la Sabana de Bogotá, Colombia, siglo XX ; Socio-ecological Transition of agriculture in the Sabana de Bogotá, Colombia, 20th century...