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- Mooney, Emily H.; Phillips, Joseph S.; Tillberg, Chadwick V.; Sandrow, Cheryl; Nelson, Annika S.; Mooney, Kailen A.; Angert, Amy
- Ecology letters 2016 v.19 no.1 pp. 37-44
- Aphis (Aphididae), etc ; Ligusticum; herbivores; host plants; meadows; mutualism; population growth; predators; understory; Show all 9 Subjects
- ... Species abundance is typically determined by the abiotic environment, but the extent to which such effects occur through the mediation of biotic interactions, including mutualisms, is unknown. We explored how light environment (open meadow vs. shaded understory) mediates the abundance and ant tending of the aphid Aphis helianthi feeding on the herb Ligusticum porteri. Yearly surveys consistently f ...