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Full-Text Articles in Life Sciences

Drosophila Suzukii Fight Performance Reduced By Starvation But Not Affected By Humidity, Jessica S. Wong, Adam C. Cave, Danielle M. Lightle, Walter F. Mahaffee, Steve E. Naranjo, Nick G. Wilman, J. Megan Woltz, Jana C. Lee Dec 2018

Drosophila Suzukii Fight Performance Reduced By Starvation But Not Affected By Humidity, Jessica S. Wong, Adam C. Cave, Danielle M. Lightle, Walter F. Mahaffee, Steve E. Naranjo, Nick G. Wilman, J. Megan Woltz, Jana C. Lee

Faculty Scholarship

Drosophila suzukii is widely studied because of its status as a global pest of berries and soft fruits. Environmental conditions and access to food resources impact the physiology and ftness of D. suzukii; these factors could also affect dispersal. Flight mills are a convenient tool for measuring and comparing the fight performance of insects. In this study, two experiments examined the efects of diet and humidity on D. suzukii fight performance using custom-built fight mills, and a third experiment compared the energy reserves of D. suzukii flown or not flown on fight mills. Over all fight assays, the median fight …


Green Lacewings And Water Sprays For Azalea Lace Bug Control, Jana C. Lee, Barry Finley, S. Michael Flores, Katerina Velasco Graham, J. Megan Woltz, Jessica S. Wong, Robin S. Rosetta Dec 2018

Green Lacewings And Water Sprays For Azalea Lace Bug Control, Jana C. Lee, Barry Finley, S. Michael Flores, Katerina Velasco Graham, J. Megan Woltz, Jessica S. Wong, Robin S. Rosetta

Faculty Scholarship

The azalea lace bug, Stephanitis pyrioides, is a serious pest of azaleas and rhododendrons which is often controlled by systemic insecticides. However, the efficacy of softer approaches such as biological control and water sprays against this pest on rhododendrons is unknown. Therefore, we tested the commercially available green lacewing predator, Chrysoperla rufilabris, and water sprays on lace bug infestation in one laboratory and four field trials. First, 2nd instar predator larvae were confirmed to consume lace bug nymphs and sometimes adults. Second, tapping predator larvae from hexcel units over dry leaves of potted rhododendrons and shaking loose eggs …