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机译:Co-flowering Plant Densities Affect Bee Visitation to a Focal Plant Species, but Bee Genera Differ in Their Response
Univ Minnesota, Dept Entomol, 1980 Folwell Ave, St Paul, MN 55108 USA;
Swarthmore Coll, Biol Dept, 500 Coll Ave, Swarthmore, PA 19081 USA;
floral density; floral preference; pollinator; resource switching; solitary bees;