Agrilus planipennis(AGRLPL)
Photos
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Same ash lined street after infestation by Agrilus planipennis.
Courtesy: Daniel A. Herms, The Ohio State University (US).
Healthy ash lined street before infestation by Agrilus planipennis.
Courtesy: Daniel A. Herms, The Ohio State University (US).
Exit hole (Ottawa, June 2010)
Courtesy: Jean-François Germain - Plant Health Laboratory, Montpellier (FR)
Adult (Ottawa, June 2010)
Courtesy: Jean-François Germain - Plant Health Laboratory, Montpellier (FR)
Exit hole and adult (Ottawa, June 2010)
Courtesy: Jean-François Germain - Plant Health Laboratory, Montpellier (FR)
Exit holes (Ottawa, June 2010)
Courtesy: Jean-François Germain - Plant Health Laboratory, Montpellier (FR)
EAB is strong flier. During the flight, the contrast purple abdomen is exposed.
Courtesy: Eduard Jendek
Nymph of the spined soldier bug (Podisus maculiventris) found in EAB an easy prey
Courtesy: Eduard Jendek
Head is retracted into 3 segmented thorax. The rest of the body is 10 segmented abdomen
Courtesy: Eduard Jendek
Except for exit holes, an attack is indicated by cracks and changes in bark color
Courtesy: Eduard Jendek
The three-sided green sticky prism traps are widely used for prediction and monitoring of EAB
Courtesy: Eduard Jendek
Ottawa, September 2012. The first symptoms of infestation. Untimely yellowing and thinning of foliage caused by larval activity
Courtesy: Eduard Jendek
Egs are laid by a long mebraneous telescoping ovipositor allowing precise oviposition deep into bark crevices
Courtesy: Eduard Jendek
Larva of all Agrilus species is distinctive by abdominal apical pair of serrate styles
Courtesy: Eduard Jendek
Oviposition occurs in the later part of warm, sunny days. Females lay egs in the obscure places in the bark.
Courtesy: Eduard Jendek
During the mating, the male is hooked on the female by first two pairs of legs ...
Courtesy: Eduard Jendek
Mature larva pupates in the pupal chamber, adult beetle emerges through exit hole
Courtesy: Eduard Jendek
Larval S-shaped, frass-filled tunnels are visible on inner bark and outer sapwood
Courtesy: Eduard Jendek
The spined soldier bug (Podisus maculiventris) is a generalist predator with a broad host range. This is the first proof it attacks also EAB
Courtesy: Eduard Jendek
Ash borer moth (Podosesia syringae) loves weakened ashes. Its presence may indicate A. planipennis infestation
Courtesy: Eduard Jendek