Program International Conference on the German Diabrotica Research Program Berlin, 14 th 16 th November 2012 www.bmelv.de
14 th November 2012 18:00 Registration at JKI Berlin-Dahlem and installation of posters Welcome stand-up reception and poster presentation 19:00 Welcome address President and Prof. Dr. G. F. Backhaus JKI, Federal Research Centre for Cultivated Plants Opening address Dr. Wolfgang Zornbach Scientific officer plant protection BMELV, Federal Ministry of Food, Agriculture and Consumer Protection Opening address Dr. Alexander Malcharek Head of Unit resource protection, fertilization and plant protection StMELF, Bavarian State Ministry of Food, Agriculture and Forestry 15 th November 2012 9:00 Introduction Wolfgang Zornbach, BMELV Bonn 9:10 20 years of Diabrotica in Europe, present and future challenges Jozsef Kiss, University Gödöllo Session 1: Present situation of Diabrotica in European countries Chair: Ullrich Benker, LfL Freising; Peter Baufeld, JKI Kleinmachnow 9:40 The Diabrotica virgifera virgifera situation in Hungary: Modelling plant protection regulations on landscape level Mark Szalai, Stefan Toepfer, Szilvia Kover, Jozsef Kiss 10:00 Survey for Diabrotica extension and management in France Marc Delos, Maria Mannino, Bertrand Huguet 10:20 The current infestation with the western corn rootworm (Diabrotica virgifera virgifera) in Germany and Europe Peter Baufeld 10:40 Diabrotica virgifera virgifera LeConte wing shape variation reveals multiple populations across the European expansion front Darija Lemic, Katarina M. Mikac, Hugo A. Benitez, Renata Bažok, Marina Buketa 11:00 Coffee break
Session 2: Biology, monitoring, control scenarios of Diabrotica Chair: Jozsef Kiss, University Gödöllo; Stefan Töpfer, CABI Delemont 11:20 Effect of different temperatures on the development and fitness of western corn rootworm Christoph Buuk, Kai Gloyna, Thomas Thieme, Udo Heimbach 11:40 A review of different trapping methods and purposes for Diabrotica virgifera virgifera LeConte Zoltán Imrei, Miklós Tóth 12:00 Western corn rootworm: Experiments on the Improvement of the Monitoring at low Population Densities Melanie Acker, Alexandra Zintel, Ullrich Benker 12:20 GPS-assisted monitoring of Diabrotica and other pests and diseases using smartphones Manfred Röhrig, Christian Kuhn 12:40 Forecasting of root damage, plant lodging and yield loss caused by WCR larval feeding based on larval population density Tomislav Kos, Renata Bažok, Darija Lemić, Jasminka Igrc Barčić 13:00 Lunch break (in the cantina of the JKI, invitation of the BMELV) 14:00 Spreading predictions of the western corn rootworm in Germany until 2021 Silke Krügener, Tim Balschmiter, Peter Baufeld, Dietmar Roßberg, Burkhard Golla, Stefan Vidal 14:20 Population Model of the western corn rootworm Tim Balschmiter Session 3: Plant protection control in eradication and containment regions Chair: Michael Zellner, LfL Freising; Peter Zwerger, JKI Braunschweig 14:40 Research into the influence of different host-plants and of insecticide treatments on the population-development of the western corn rootworm Diabrotica virgifera virgifera LeConte (Col.: Chrysomelidae) Heinrich Gräpel, Ciprian George Fora, Karl Fritz Lauer, Michael Zellner 15:00 Successful application of entomopathogenic nematodes using farm machinery for the biological control of western corn rootworm larvae Stefan Toepfer, Peter Knuth, Michael Glas, Regina Burger, Ralf-Udo Ehlers, Endre Szell and Ulrich Kuhlmann 15:20 Biological control of the western corn rootworm (Diabrotica virgifera virgifera) by entomoparasitic nematodes Andreas Kahrer, Christina Pilz, Giselher Grabenweger, Udo Heimbach
15:40 Optimization of application techniques and dosages of Heterorhabditis bacteriophora for biologically controlling the larvae of western corn rootworm Peter Knuth, Stefan Toepfer 16:00 Coffee break 16:20 Dust drift emission during sowing Udo Heimbach, Matthias Stähler, Kristin Schwabe, Detlef Schenke, Jens Pistorius, Pablo-Theodor Georgiadis 16:40 Dust drift during sowing of maize and oilseed rape - effects on honey bees Pablo-Theodor Georgiadis, Jens Pistorius, Udo Heimbach, Matthias Stähler, Kristin Schwabe 17:00 Risk assessment and state of art on the risk for honey bees from dust drift of insecticidal dusts during sowing Jens Pistorius, Pablo-Theodor Georgiadis, Matthias Stähler, Kristin Schwabe, Udo Heimbach 17:20 Development of a test method for sowing machines concerning the drift of dust abrasion Roland Bahmer 19.30 Social get-together and Dinner in Hotel Seminaris (by invitation of the BMELV) 16 th November 2012 Session 4: Agronomic measures for eradication and containment Chair: Ulrich Kuhlmann, CABI Delemont; Heinrich Gräpel, Univ. Agr. Sci. Vet. Med. Timisoara 8:30 On the influence of different soil-preparation practices on the population-development of the western corn rootworm Diabrotica virgifera virgifera LeConte (Col.: Chrysomelidae) Heinrich Gräpel, Cristian Rancov, Ciprian George Fora, Karl Fritz Lauer, Michael Zellner 8:50 Dispersal and oviposition behaviour of Diabrotica virgifera virgifera in non-maize crops to improve advice and guidelines for crop rotation Stefan Toepfer, Michael Zellner, Tim Haye, Ulrich Kuhlmann 9:10 Extraction of Diabrotica eggs from soil and it s use in determining whether Diabrotica oviposit in fields of oil seed squash? Cristoph Buuk, Kai Gloyna, Thomas Thieme, Michael Zellner 9:30 The influence of flooding on the mortality of larvae of Diabrotica virgifera virgifera under Bavarian conditions Peter Baufeld
9:50 The effect of Diabrotica-resistant corn cultivars on the larval development in lab-based studies Udo Heimbach, Kristin Schwabe, Andreas Müller 10:10 Coffee break Session 5: Alternatives to maize in arable feed cropping Chair: Thomas Ettle; Stephan Hartmann, LfL Freising 10:30 Alternatives to Silage Maize - Performance in one of its Favoured Regions in Bavaria Andrea Wosnitza, Stephan Hartmann 10:50 Investigations on replacement of maize products in rations for dairy cows and fattening bulls Thomas Ettle, Sabine Weinfurtner, Mariana Steyer Session 6: Economy Chair: Hella Kehlenbeck, JKI Kleinmachnow 11:10 Assessment of economic impacts of western corn rootworm (Diabrotica virgifera virgifera) in Germany Hella Kehlenbeck 11:30 The corn root worm in Bavaria local relevance and the economic impact on single farms Katrin Köhler, Robert Schätzl 11:50 Economic impacts of quarantine measures against Diabrotica - results from selected farms in Germany Thomas de Witte 12:10 Final discussion Chair: Wolfgang Zornbach, BMELV Bonn 13:00 End of the Conference
Posters Session 1: Present situation of Diabrotica in European countries P1-1 First occurrence of western corn rootworm in the federal states Hesse and Rhineland- Palatinate (Germany), 2011 Dominik Dicke, Monica Frosch, Oliver Martinez, Maria Jostock Session 2: Biology, monitoring, control scenarios of Diabrotica P2-1 Field survival analysis of adult Diabrotica virgifera virgifera Stefan Toepfer, Mark Szalai, Michael Zellner P2-2 Differences between independently invading and crossed populations of the alien maize pest Diabrotica virgifera virgifera Stefan Toepfer, Hongmei Li, Thomas Guillemaud, Ulrich Kuhlmann P2-3 Population dynamics studies of the western corn rootworm - experiments in isolation cages. Kurt Foltin, Johann Robier Session 3: Plant protection control in eradication and containment regions P3-1 Efficacy assessment of soil insecticides and seed treatments for control of western corn rootworm larvae Christina Pilz, Andreas Kahrer, Giselher Grabenweger, Udo Heimbach P3-2 Evaluation of entompathogenic bacteria and fungi for the control of western corn rootworm Emese Balog, B. X. Hung, J. Kutasi, R. Kovács, É. Kárpáti, K. Takács, B. Erdélyi, Gy. Turóczi P3-3 A new method for efficacy testing of control measures against adult Diabrotica in maize Alois Egartner, Udo Heimbach, Giselher Grabenweger P3-4 Insecticides and cucurbitacins: Compatibility of Invite EC TM with insecticides with different modes of action Kai Gloyna, Thomas Thieme, Udo Heimbach P3-5 Manual application of insecticidal dust in semi-field experiments with honeybees Pablo-Theodor Georgiadis, Jens Pistorius, Udo Heimbach, Matthias Stähler P3-6 Investigations of application techniques for tall corn crops Klaus Schmidt
Session 4: Agronomic measures for eradication and containment P4-1 Dispersion behavior and oviposition of adult western corn rootworm after an early maize harvest Michael Zellner, Giselher Grabenweger P4-2 Halting the western corn rootworm by crop rotation - yes but! Kurt Foltin, Johann Robier P4-3 Do undersowings in maize influence the development of the larvae of the western corn rootworm? Mario Schumann, Bianca Tappe, Stefan Vidal P4-4 Oviposition preferences of Diabrotica virgifera virgifera: Multiple-choice field cage trials Stefan Toepfer, Ferenc Koncz, Michael Zellner, Ulrich Kuhlmann P4-5 Winter wheat and volunteer cereals as host plants for the western corn rootworm in Europe Giselher Grabenweger, Michael Zellner P4-6 Sorghum, Miscanthus & Co: Energy crops as potential host plants of western corn rootworm larvae Kai Gloyna, Thomas Thieme, Michael Zellner P4-7 Host plant specificity studies of the western corn rootworm - experiments in isolation cages Kurt Foltin, Johann Robier