Richard Roush

Dean, College of Agricultural Sciences

Richard Roush

Publication Tags

Genotype Insecticides Lepidoptera Plutella Xylostella Insects Bacillus Thuringiensis Broccoli Spinosad Crops Plutellidae Pest Control Brassica Insecticide Population Insecticide Resistance Biological Control Predators Parasitoid Pesticides Hymenoptera Cyhalothrin Natural Enemies Coleomegilla Maculata Larva Rubus

Most Recent Papers

Effect of Bt broccoli and resistant genotype of Plutella xylostella (Lepidoptera

Xiaoxia Liu, Ghulam Hussain Abro, Fei Han, Junce Tian, Mao Chen, David Onstad, Richard T. Roush, Qingwen Zhang, Anthony M. Shelton, 2015, Biological Control on p. 55-61

Practical yield loss models for infestation of cocoa with cocoa pod borer moth, Conopomorpha cramerella (Snellen)

Isabel Valenzuela, Hussin Bin Purung, Richard T. Roush, Andrew J. Hamilton, 2014, Crop Protection on p. 19-28

Natural enemies delay insect resistance to Bt crops

Xiaoxia Liu, Mao Chen, Hilda L. Collins, David W. Onstad, Richard T. Roush, Qingwen Zhang, Elizabeth D. Earle, Anthony M. Shelton, 2014, PloS one

The potential for carbon sequestration in Australian agricultural soils is technically and economically limited

Shu Kee Lam, Deli Chen, Arvin R. Mosier, Richard Roush, 2013, Scientific reports

Modeling the integration of parasitoid, insecticide, and transgenic insecticidal crop for the long-term control of an insect pest

David W. Onstad, Xiaoxia Liu, Mao Chen, Richard T. Roush, Anthony M. Shelton, 2013, Journal of economic entomology on p. 1103-1111

Genetically modified crops shrink farming's pesticide footprint

Richard Roush, David Tribe, 2012, Australasian Biotechnology on p. 50-51

Effect of Bt broccoli or plants treated with insecticides on ovipositional preference and larval survival of plutella xylostella (Lepidoptera

Xiaoxia Liu, Mao Chen, David Onstad, Richard T. Roush, Hilda L. Collins, Elizabeth D. Earle, Anthony M. Shelton, 2012, Environmental Entomology on p. 880-886

Effect of insecticides and plutella xylostella (Lepidoptera

Xiaoxia Liu, Mao Chen, Hilda L. Collins, David Onstad, Rick Roush, Qingwen Zhang, Anthony M. Shelton, 2012, Journal of economic entomology on p. 354-362

Effect of Bt broccoli and resistant genotype of Plutella xylostella (Lepidoptera

Xiaoxia Liu, Mao Chen, David Onstad, Rick Roush, Anthony M. Shelton, 2011, Transgenic Research on p. 887-897

Pathogenicity of Phragmidium violaceum isolates on European blackberry clones and on leaves of different ages

K. J. Evans, D. R. Gomez, M. K. Jones, H. Oakey, Richard T. Roush, 2011, Plant Pathology on p. 532-544

Most-Cited Papers

The potential for carbon sequestration in Australian agricultural soils is technically and economically limited

Shu Kee Lam, Deli Chen, Arvin R. Mosier, Richard Roush, 2013, Scientific reports

Natural enemies delay insect resistance to Bt crops

Xiaoxia Liu, Mao Chen, Hilda L. Collins, David W. Onstad, Richard T. Roush, Qingwen Zhang, Elizabeth D. Earle, Anthony M. Shelton, 2014, PloS one

Effect of Bt broccoli and resistant genotype of Plutella xylostella (Lepidoptera

Xiaoxia Liu, Mao Chen, David Onstad, Rick Roush, Anthony M. Shelton, 2011, Transgenic Research on p. 887-897

Modeling the integration of parasitoid, insecticide, and transgenic insecticidal crop for the long-term control of an insect pest

David W. Onstad, Xiaoxia Liu, Mao Chen, Richard T. Roush, Anthony M. Shelton, 2013, Journal of economic entomology on p. 1103-1111

Effect of insecticides and plutella xylostella (Lepidoptera

Xiaoxia Liu, Mao Chen, Hilda L. Collins, David Onstad, Rick Roush, Qingwen Zhang, Anthony M. Shelton, 2012, Journal of economic entomology on p. 354-362

Induction and transmission of tolerance to the synthetic pesticide emamectin benzoate in field and laboratory populations of diamondback moth

M. M. Rahman, G. Baker, K. J. Powis, R. T. Roush, O. Schmidt, 2010, Journal of economic entomology on p. 1347-1354

Laboratory and field evidence of post-release changes to the ecological host range of Diorhabda elongata

Hillary Q. Thomas, Frank G. Zalom, Richard T. Roush, 2010, Biological Control on p. 353-359

Pathogenicity of Phragmidium violaceum isolates on European blackberry clones and on leaves of different ages

K. J. Evans, D. R. Gomez, M. K. Jones, H. Oakey, Richard T. Roush, 2011, Plant Pathology on p. 532-544

Effect of Bt broccoli and resistant genotype of Plutella xylostella (Lepidoptera

Xiaoxia Liu, Ghulam Hussain Abro, Fei Han, Junce Tian, Mao Chen, David Onstad, Richard T. Roush, Qingwen Zhang, Anthony M. Shelton, 2015, Biological Control on p. 55-61

Developmental penalties associated with inducible tolerance in Helicoverpa armigera to insecticidal toxins from Bacillus thuringiensis

Mahbub Rahman, Richard Glatz, Rick Roush, Otto Schmidt, 2011, Applied and environmental microbiology on p. 1443-1448

News Articles Featuring Richard Roush

Dec 14, 2019

Impact of animal infectious disease to be focus of conference at Penn State

Animal infectious illnesses such as avian influenza and African swine fever pose a significant threat to animal health and welfare and can cause economic instability and food insecurity for people all over the world.

Full Article

Aug 22, 2019

Research looks at effectiveness of biopesticide on invasive insect

Researchers are hoping to fight an invasive species in Pennsylvania with fungus native to the state. The spotted lanternfly poses a threat to the state's $18 billion grape, tree fruit, and timber industries.

Full Article

Aug 15, 2019

Spread of African swine fever has lawmakers looking at ways to keep disease out of Pennsylvania

Three words kept coming up at a joint meeting of the House and Senate Agriculture and Rural Affairs Committees this week – African swine fever. The committees meet to discuss biosecurity and animal health with much of the meeting focused on the disease, which has killed as much as half the pigs in China and could have a devastating effect on not only Pennsylvania but the U.S.

Full Article

Aug 15, 2019

Automation on display at Ag Progress Days

A shrinking labor pool has forced farmers both locally and nationally to seek other measures to ensure high yields on their crops while also maintaining human-level efficiency. Researchers at Penn State are looking at ways to mitigate the dwindling labor workforce, and they’ve collaborated with local farmers through automation to help compensate.

Full Article