Are aphid parasitoids locally adapted to the prevalence of defensive symbionts in their hosts?

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Vorburger, C., & Rouchet, R. (2016). Are aphid parasitoids locally adapted to the prevalence of defensive symbionts in their hosts? BMC Evolutionary Biology, 16, 271 (11pp.). https://doi.org/10.1186/s12862-016-0811-0