Pyrrolizidine Alkaloids: The Botanical Origin of Pollen Collected during the Flowering Period of <i>Echium vulgare</i> and the Stability of Pyrrolizidine Alkaloids in Bee Bread

by Christina Kast, Verena Kilchenmann, Hans Reinhard, Katharina Bieri, Otmar Zoller
Published 2019-06-01