Bd. 5 Nr. 1 (2020)

Original research paper

• Natural and insecticide-free methods for protecting wood piles from bark beetles - using the example of the ash bark beetle (Hylesinus fraxini [Panzer, 1779]) on Common Ash (Fraxinus excelsior [L.])

  Robert Friedrich, Wehnert-Kohlenbrenner Michael, Marco Schneider

  1-13

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• Savanna woody plants and their provision of food resources to bees in southern Burkina Faso, West Africa

  Coulibaly Drissa, Yalamoussa Tuo, Mouhamadou Koné, Larba Hubert Balima, Souleymane Konaté, Karl Eduard Linsenmair, Stefan Porembski, Dethardt Goetze, Katharina Stein

  14-23

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