Greg Krawczyk
Extension Tree Fruit Entomologist, Research Professor
Huck Affiliations
Publication Tags
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Halyomorpha Halys Hemiptera Pentatomidae Orchards Bug Canopy Monitoring Orchard Traps Insecticides Invasive Species Detection Apples Fruits Fruit Lidar Integrated Pest Management Pests Phenology Population Toxicity Ecology Insecticide Bifenthrin ThiamethoxamMost Recent Publications
Detection and infected area segmentation of apple fire blight using image processing and deep transfer learning for site-specific management
Md Sultan Mahmud, Long He, Azlan Zahid, Paul Heinemann, Daeun Choi, Grzegorz Krawczyk, Heping Zhu, 2023, Computers and Electronics in Agriculture
Evaluating invasion risk and population dynamics of the brown marmorated stink bug across the contiguous United States
Javier Gutiérrez Illán, Gengping Zhu, James F. Walgenbach, Angel Acebes-Doria, Arthur M. Agnello, Diane G. Alston, Heather Andrews, Elisabeth H. Beers, J. Christopher Bergh, Ricardo T. Bessin, Brett R. Blaauw, G. David Buntin, Erik C. Burkness, John P. Cullum, Kent M. Daane, Lauren E. Fann, Joanna Fisher, Pierre Girod, Larry J. Gut, George C. Hamilton, James R. Hepler, Richard Hilton, Kim A. Hoelmer, William D. Hutchison, Peter J. Jentsch, Shimat V. Joseph, George G. Kennedy, Grzegorz Krawczyk, Thomas P. Kuhar, Jana C. Lee, Tracy C. Leskey, Adrian T. Marshal, Joshua M. Milnes, Anne L. Nielsen, Dilani K. Patel, Hillary D. Peterson, Dominic D. Reisig, Jhalendra P. Rijal, Ashfaq A. Sial, Lori R. Spears, Judith M. Stahl, Kathy M. Tatman, Sally V. Taylor, Glynn Tillman, Michael D. Toews, Raul T. Villanueva, Celeste Welty, Nik G. Wiman, Julianna K. Wilson, Frank G. Zalom, David W. Crowder, 2022, Pest Management Science on p. 4929-4938
Feeding and oviposition by the brown marmorated stink bug, Halyomorpha halys (Stål) induce direct and systemic changes in volatile compound emissions from potted peach and tree of heaven
Hillary M. Peterson, Swayamjit Ray, Jared G. Ali, Grzegorz Krawczyk, 2022, Arthropod-Plant Interactions on p. 227-247
LiDAR-sensed tree canopy correction in uneven terrain conditions using a sensor fusion approach for precision sprayers
Md Sultan Mahmud, Azlan Zahid, Long He, Daeun Choi, Grzegorz Krawczyk, Heping Zhu, 2021, Computers and Electronics in Agriculture
Comparison of Sex Pheromone and Kairomone-Enhanced Pheromone Lures for Monitoring Oriental Fruit Moth (Lepidoptera: Tortricidae) in Mating Disruption and Non-Disruption Tree Fruit Orchards
James F. Walgenbach, Steven C. Schoof, Dolors Bosch, Lucia Adriana Escudero-Colomar, Bill Lingren, Grzegorz Krawczyk, 2021, Environmental Entomology on p. 1063-1074
Development of a LiDAR-guided section-based tree canopy density measurement system for precision spray applications
Md Sultan Mahmud, Azlan Zahid, Long He, Daeun Choi, Grzegorz Krawczyk, Heping Zhu, Paul Heinemann, 2021, Computers and Electronics in Agriculture
Survey for adventive populations of the samurai wasp, trissolcus japonicus (Hymenoptera: Scelionidae) in Pennsylvania at commercial fruit orchards and the surrounding forest
Hillary M. Peterson, Elijah Talamas, Grzegorz Krawczyk, 2021, Insects
Invasion of the Brown Marmorated Stink Bug (Hemiptera: Pentatomidae) into the United States: Developing a National Response to an Invasive Species Crisis through Collaborative Research and Outreach Efforts
Dalton Ludwick, William R. Morrison, Angelita L. Acebes-Doria, Arthur M. Agnello, J. Christopher Bergh, Matthew L. Buffington, George C. Hamilton, Jayson K. Harper, Kim A. Hoelmer, Gregory Krawczyk, Thomas P. Kuhar, Douglas G. Pfeiffer, Anne L. Nielsen, Kevin B. Rice, Cesar Rodriguez-Saona, Peter W. Shearer, Paula M. Shrewsbury, Elijah J. Talamas, James F. Walgenbach, Nik G. Wiman, Tracy C. Leskey, 2021, Journal of Integrated Pest Management
Baseline Toxicity of the Insecticides Bifenthrin and Thiamethoxam on Halyomorpha halys (Hemiptera: Pentatomidae) Collected from the Eastern United States
Adam Alford, Thomas P. Kuhar, George C. Hamilton, Peter Jentsch, Grzgorz Krawczyk, James F. Walgenbach, Celeste Welty, Troy Anderson, 2020, Journal of Economic Entomology on p. 1043-1046
Season-long monitoring of the brown marmorated stink bug (Hemiptera: Pentatomidae) throughout the United States using commercially available traps and lures
Angelita L. Acebes-Doria, Arthur M. Agnello, Diane G. Alston, Heather Andrews, Elizabeth H. Beers, J. Christopher Bergh, Ric Bessin, Brett R. Blaauw, G. David Buntin, Eric C. Burkness, Shi Chen, Ted E. Cottrell, Kent M. Daane, Lauren E. Fann, Shelby J. Fleischer, Christelle Guédot, Larry J. Gut, George C. Hamilton, Richard Hilton, Kim A. Hoelmer, William D. Hutchison, Peter Jentsch, Greg Krawczyk, Thomas P. Kuhar, Jana C. Lee, Joshua M. Milnes, Anne L. Nielsen, Dilani K. Patel, Brent D. Short, Ashfaq A. Sial, Lori R. Spears, Kathy Tatman, Michael D. Toews, James D. Walgenbach, Celeste Welty, Nik G. Wiman, Janet Van Zoeren, Tracy C. Leskey, 2020, Journal of Economic Entomology on p. 159-171
Most-Cited Papers
Biology, ecology, and management of brown marmorated stink bug (Hemiptera: Pentatomidae)
Kevin B. Rice, Chris J. Bergh, Erik J. Bergmann, Dave J. Biddinger, Christine Dieckhoff, Galen Dively, Hannah Fraser, Tara Gariepy, George Hamilton, Tim Haye, Ames Herbert, Kim Hoelmer, Cerruti R. Hooks, Ashley Jones, Greg Krawczyk, Thomas Kuhar, Holly Martinson, William Mitchell, Anne L. Nielsen, Doug G. Pfeiffer, Michael J. Raupp, Cesar Rodriguez-Saona, Peter Shearer, Paula Shrewsbury, P. Dilip Venugopal, Joanne Whalen, Nik G. Wiman, Tracy C. Leskey, John F. Tooker, 2014, Journal of Integrated Pest Management
Attraction of the invasive halyomorpha halys (Hemiptera: Pentatomidae) to traps baited with semiochemical stimuli across the United States
Tracy C. Leskey, Arthur Agnello, J. Christopher Bergh, Galen P. Dively, George C. Hamilton, Peter Jentsch, Ashot Khrimian, Grzegorz Krawczyk, Thomas P. Kuhar, Doo Hyung Lee, William R. Morrison, Dean F. Polk, Cesar Rodriguez-Saona, Peter W. Shearer, Brent D. Short, Paula M. Shrewsbury, James F. Walgenbach, Donald C. Weber, Celeste Welty, Joanne Whalen, Nik Wiman, Faruque Zaman, 2015, Journal of Economic Entomology on p. 746-756
Successful management of Halyomorpha halys (Hemiptera: Pentatomidae) in commercial apple orchards with an attract-and-kill strategy
William R. Morrison, Brett R. Blaauw, Brent D. Short, Anne L. Nielsen, James C. Bergh, Greg Krawczyk, Yong Lak Park, Bryan Butler, Ashot Khrimian, Tracy C. Leskey, 2019, Pest Management Science on p. 104-114
Spatial distribution of brown marmorated stink bug (Hemiptera: Pentatomidae) injury at harvest in mid-atlantic apple orchards
Shimat V. Joseph, Jonathan W. Stallings, Tracy C. Leskey, Greg Krawczyk, Dean Polk, Bryan Butler, J. Christopher Bergh, 2014, Journal of Economic Entomology on p. 1839-1848
Deltamethrin-Incorporated Nets as an Integrated Pest Management Tool for the Invasive Halyomorpha halys (Hemiptera: Pentatomidae)
T. P. Kuhar, B. D. Short, G. Krawczyk, T. C. Leskey, 2017, Journal of Economic Entomology on p. 543-545
Phenology of brown marmorated stink bug described using female reproductive development
Anne L. Nielsen, Shelby Fleischer, George C. Hamilton, Tori Hancock, Gregorz Krawczyk, Jana C. Lee, Emily Ogburn, John M. Pote, Amy Raudenbush, Ann Rucker, Michael Saunders, Victoria P. Skillman, Jeanne Sullivan, Jody Timer, James Walgenbach, Nik G. Wiman, Tracy C. Leskey, 2017, Ecology and Evolution on p. 6680-6690
Season-long monitoring of the brown marmorated stink bug (Hemiptera: Pentatomidae) throughout the United States using commercially available traps and lures
Angelita L. Acebes-Doria, Arthur M. Agnello, Diane G. Alston, Heather Andrews, Elizabeth H. Beers, J. Christopher Bergh, Ric Bessin, Brett R. Blaauw, G. David Buntin, Eric C. Burkness, Shi Chen, Ted E. Cottrell, Kent M. Daane, Lauren E. Fann, Shelby J. Fleischer, Christelle Guédot, Larry J. Gut, George C. Hamilton, Richard Hilton, Kim A. Hoelmer, William D. Hutchison, Peter Jentsch, Greg Krawczyk, Thomas P. Kuhar, Jana C. Lee, Joshua M. Milnes, Anne L. Nielsen, Dilani K. Patel, Brent D. Short, Ashfaq A. Sial, Lori R. Spears, Kathy Tatman, Michael D. Toews, James D. Walgenbach, Celeste Welty, Nik G. Wiman, Janet Van Zoeren, Tracy C. Leskey, 2020, Journal of Economic Entomology on p. 159-171
Development of a LiDAR-guided section-based tree canopy density measurement system for precision spray applications
Md Sultan Mahmud, Azlan Zahid, Long He, Daeun Choi, Grzegorz Krawczyk, Heping Zhu, Paul Heinemann, 2021, Computers and Electronics in Agriculture
Sunflower as a Potential Trap Crop of Halyomorpha halys (Hemiptera: Pentatomidae) in Pepper Fields
D. C. Soergel, N. Ostiguy, S. J. Fleischer, R. R. Troyer, E. G. Rajotte, G. Krawczyk, 2015, Environmental Entomology on p. 1581--1589
Evaluation of insecticides for control of the spotted lanternfly, Lycorma delicatula, (Hemiptera: Fulgoridae), a new pest of fruit in the Northeastern U.S.
Heather Leach, David J. Biddinger, Greg Krawczyk, Erica Smyers, Julie M. Urban, 2019, Crop Protection