A BIOLOGICAL BATTLE AGAINST THE THOUSANDS OF GARDEN CHAFERS (PHYLLOPERTHA HORTICOLA) THAT ATTRACT LARGE NUMBERS OF GULLS (LARUS SP.) DURING THE SUMMER SEASON AT RYGGE AIR STATION, NORWAY

• Main Authors: Christian K. Aas, Thomas Olstad, Ola-mattis Drageset, Solveig Haukel, Bjørn Arne Rukke
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Key words; biological control agent; Garden Chafer; nematode; Black-headed gull; Common gull; bird strike; Rygge Air Station; Norway 1; Norway; Rygge; Larus canus; Black-headed Gull; Larus ridibundus
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.552.6559; http://www.int-birdstrike.org/Brasil_Papers/IBSC28 WP15.pdf

Seven-eight years ago we first observed very large numbers of Garden Chafers (Phyllopertha horticola) swarming at Rygge Air Station in June and July, attracting large numbers of Black-headed- (Larus ridibundus) and Common Gulls (Larus canus) feeding on these flying beetles. Every summer season since...