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| yellow clover aphid (Therioaphis maculata, Therioaphis ononidis, Therioaphis trifolii); yellow-spotted alfalfa aphid (Therioaphis maculata, Therioaphis ononidis, Therioaphis trifolii) | |||
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| yellow clover aphid (Pterocallidium trifolii, Therioaphis trifolii) | |||