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机译:季节性变化和补充使用花粉来源由两个蜜蜂,草蜻蛉和ladybeetle物种在欧洲农业景观
Agroecology and Environment, Agroscope, Zürich, Switzerland;
Institute for Environmental Sciences, University of Koblenz‐Landau, Landau (Pfalz), Germany;
Institute of Plant Sciences and Oeschger Centre for Climate Change Research, University of Bern, Bern, Switzerland;
bumblebee; Pollen; Pest Controlagricultural landscapeBeeComplementarylandscapesLandscape drawingsfood resourcesSeasonsChrysoperla carneaBombus terrestrisInsecta;