机译:花种植野生蜜蜂丰富和增加一个提供授粉服务pollination-dependent作物
Department of Entomology, Michigan State University, East Lansing, MI 48824, USA;
ecosystem services; Fruit; crop yieldPollinationBerriesPerennial cropsSyrphidaepollinatorsseed inoculationBeePlant PopulationsNeighborplant density;