John M. Wallace, PhD.

Tillage type and sentinel insect species affect the relative prevalence of the entomopathogenic fungus, Metarhizium robertsii, in soil
PLoS One, Tillotson, Shea A.W., Voortman, Christina A., Wallace, John M., Barbercheck, Mary E., 2025

Soil-mediated effects of cover crops on weed-crop competition
Weed Research, Rouge, Alicia, Wallace, John, Cordeau, Stéphane, Moreau, Delphine, Guillemin, Jean Philippe, Lowry, Carolyn J., 2025

Planting soybean green: how cereal rye biomass and preemergence herbicides impact Amaranthus spp. management and soybean yield
Weed Science, Nunes, Jose, Wallace, John, Arneson, Nicholas, Johnson, William G., Young, Bryan, Norsworthy, Jason K., Ikley, Joseph, Gage, Karla, Bradley, Kevin, Jha, Prashant, Lancaster, Sarah, Kumar, Vipan, Legleiter, Travis, Werle, Rodrigo, 2024

U.S. cereal rye winter cover crop growth database
Scientific data, Huddell, Alexandra M., Thapa, Resham, White, Charles, Marcillo, Guillermo S., Abendroth, Lori J., Mirsky, Steven, Ackroyd, Victoria J., Armstrong, Shalamar D., Asmita, Gautam, Bagavathiannan, Muthukumar V., Balkcom, Kipling S., Basche, Andrea, Beam, Shawn, Bradley, Kevin, Canisares, Lucas Pecci, Darby, Heather, Davis, Adam S., Devkota, Pratap, Dick, Warren A., Evans, Jeffery A., Everman, Wesley J., de Almeida, Tauana Ferreira, Flessner, Michael L., Fultz, Lisa M., Gailans, Stefan, Hashemi, Masoud, Haymaker, Joseph, Helmers, Matthew J., Jordan, Nicholas, Kaspar, Thomas C., Ketterings, Quirine M., Kladivko, Eileen, Kravchenko, Alexandra, Law, Eugene P., Lazaro, Lauren, Leon, Ramon G., Liebert, Jeffrey, Lindquist, John, Loria, Kristen, McVane, Jodie M., Miller, Jarrod O., Mulvaney, Michael J., Nkongolo, Nsalambi V., Norsworthy, Jason K., Parajuli, Binaya, Pelzer, Christopher, Peterson, Cara, Poffenbarger, Hanna, Poudel, Pratima, Reiter, Mark S., Ruark, Matt, Ryan, Matthew R., Samuelson, Spencer, Sawyer, John E., Seehaver, Sarah, Shergill, Lovreet S., Upadhyaya, Yogendra Raj, VanGessel, Mark, Waggoner, Ashley L., Wallace, John M., Wells, Samantha, Wolters, Bethany, Woodley, Alex, Ye, Rongzhong, Youngerman, Eric, Needelman, Brian A., Mirsky, Steven B., 2024

Environmental conditions outweigh seeding rates for cover crop mixture performance across the Northeast US
Field Crops Research, Boniface, Helen S., Mirsky, Steven B., Ryan, Matthew R., Smith, Richard G., Ackroyd, Victoria J., Bybee-Finley, K. Ann, Darby, Heather M., Duiker, Sjoerd W., Hashemi, Masoud, Hirsh, Sarah M., Krezinski, Ivy, Mallory, Ellen B., Mazzone, Tosh R., Molloy, Thomas, Siller, Arthur, Thapa, Resham, VanGessel, Mark J., Wallace, John M., Warren, Nicholas D., Wayman, Sandra, Tully, Katherine L., 2024

Cover crop termination: herbicide application best management practices, Wallace, John, Lingenfelter, Dwight, Singh, Vijay, Flessner, Michael, VanGessel, Mark, Vollmer, Kurt, 2024

Cover crop termination: how to control annual ryegrass, Wallace, John, Lingenfelter, Dwight, Singh, Vijay, Flessner, Michael, VanGessel, Mark, Vollmer, Kurt, 2024

Cover crop termination: how to integrated herbicides with roll-crimping, Wallace, John, Lingenfelter, Dwight, Singh, Vijay, Flessner, Michael, VanGessel, Mark, Vollmer, Kurt, 2024

Cover crop termination: how to select herbicide programs, Wallace, John, Lingenfelter, Dwight, Singh, Vijay, Flessner, Michael, VanGessel, Mark, Vollmer, Kurt, 2024

Interseeding cover crops in corn production: best management practices for drill-inter seeding in Mid-Atlantic Crop Systems, Wallace, John, Hamilton, Abbe, Curran, William, Hoover, Ronald, Mazzone, Tosh, Roth, Greg, 2024

The Weed Management Planner, Flessner, Michael, Bamber, Kevin, Besancon, Thierry, Chandran, Rakesh, Hines, Tommy, Johnson, Quintin, Lingenfelter, Dwight, Rubione, Claudio, Shergill, Lovreet, Singh, Vijay, VanGessel, Mark, Vollmer, Kurt, Wallace, John, 2024

Vertical tillage effects on crop production and pest management in Pennsylvania
Journal of Production Agriculture, Lefever, Andrew, Wallace, John M., Esker, Paul, White, Charles, White, Charles, Duiker, Sjoerd W., Duiker, Sjoerd, Esker, Paul D., Tooker, John, 2023

Impact of cereal rye cover crop on the fate of preemergence herbicides flumioxazin and pyroxasulfone and control of Amaranthus spp. in soybean
Weed Science, Nunes, Jose, Arneson, Nicholas J., Wallace, John, Gage, Karla, Miller, Eric, Lancaster, Sarah, Mueller, Thomas, Werle, Rodrigo, 2023

Cereal rye residue management tactics influence interrow and intrarow weed recruitment dynamics in field corn when planting green
Weed Technology, Wallace, John M., Mazzone, Tosh, Larson, Zachary, 2023

Can relative sensitivity of cover crop species to chloroacetamide and pyrazole herbicides be exploited to design interseeding mixtures?
Weed Technology, Wallace, John M., 2023

Delayed cover-crop termination and reduced herbicide inputs produce trade-offs in soybean phase of US Northeast forage-grain rotation
Weed Technology, Ficks, Teala, Karsten, Heather D., Wallace, John, 2023

Organic no-till soybean production in Pennsylvania: Is it for you?, Wallace, John, Hamilton, Abbe, Curran, William, Barbercheck, Mary, 2023

Light partitioning strategies impact relative fitness of weeds and cover crops when drill-interseeding in corn
Weed Science, Wallace, John M., Mazzone, Tosh, Pelzer, Christopher, Ryan, Matthew R., Wayman, Sandra, 2023

Perceptions and management of ventenata by producers in the Inland Pacific Northwest
Journal of Extension, Jones, Lisa, Wallace, John, Painter, Katherine, Pavek, Pamela, Prather, Timothy, 2022

Weed seed mass affects seedling establishment and resource allocation patterns across a cereal rye surface residue gradient
Weed Research, Ficks, Teala, Lowry, Carolyn J., Wallace, John M., 2022

Cereal rye seeding rate does not affect magnitude of weed suppression when planting green within Mid-Atlantic United States
Weed Technology, Ficks, Teala S., VanGessel, Mark J., Wallace, John M., 2022

Organic fertility inputs synergistically increase denitrification-derived nitrous oxide emissions in agroecosystems
Ecological Applications, Kemanian, Armen, Saha, Debasish, Kaye, Jason P., Saha, Debasish, Kaye, Jason, Bhowmik, Arnab, Bruns, M, Bhowmik, Arnab, Wallace, John M., Bruns, Mary Ann, Kemanian, Armen R., 2021

Weed-Insect Interactions in Annual Cropping Systems
Annals of the Entomological Society of America, Barbercheck, Mary, Wallace, John, 2021

Nitrogen dynamics in grain cropping systems integrating multiple ecologically based management strategies
Ecosphere, Isbell, Sarah A., Bradley, Brosi A., Morris, Andrew H., Wallace, John M., Kaye, Jason P., 2021

Cover crop–based, rotational no-till management tactics influence crop performance in organic transition within the Mid-Atlantic United States
Journal of Production Agriculture, Wallace, John, Barbercheck, Mary, Curran, W, Keene, Clair, Mirsky, Steven, Ryan, Matthew, VanGessel, Mark, 2021

Agronomic and economic tradeoffs between alternative cover crop and organic soybean sequences
Renewable Agriculture and Food Systems, Champagne, Rebecca, Wallace, John, Curran, W, Baraibar, Barbara, 2021

Drill and broadcast establishment methods influence interseeded cover crop performance in organic corn
Renewable Agriculture and Food Systems, Wallace, J, Isbell, Sarah, Hoover, Ron, Barbercheck, M, Kaye, Jason, Curran, W, 2021

Rotational no-till and tillage-based organic corn produce management tradeoffs in the Northeast
Journal of Production Agriculture, Champagne, Rebecca J., Wallace, John, Curran, William, Barbercheck, Mary, 2021

Alternative performance targets for integrating cover crops as a proactive herbicide-resistance management tool
Weed Science, Bunchek, Jess M., Wallace, John M., Curran, William S., Mortensen, David A., Vangessel, Mark J., Scott, Barbara A., 2020

Drill and broadcast establishment methods influence interseeded cover crop performance in organic corn
Renewable Agriculture and Food Systems, Wallace, John M., Isbell, Sarah, Hoover, Ron, Barbercheck, Mary, Kaye, Jason, Curran, William, 2020

Prevalence of Early- A nd Late-Season Pest Damage to Corn in Cover Crop-Based Reduced-Tillage Organic Systems
Environmental Entomology, Regan, K., Voortman, Christina A., Wallace, John M., Barbercheck, Mary, Nachappa, Punya, 2020

Cover crop species and cultivars for drill-interseeding in mid-atlantic corn and soybean
Journal of Production Agriculture, Caswell, Katherine, Wallace, John M., Curran, William S., Mirsky, Steven B., Ryan, Matt R., 2019

Cover crop effects on horseweed (Erigeron canadensis) density and size inequality at the time of herbicide exposure
Weed Science, Wallace, John M., Curran, William, Mortensen, David A., 2019

Agronomic and economic tradeoffs between alternative cover crop and organic soybean sequences
Renewable Agriculture and Food Systems, Champagne, Rebecca J., Wallace, John M., Curran, William, Baraibar, Barbara, 2019

Evaluation of cover crops drill-interseeded into corn across the Mid-Atlantic
Plant Genome, Curran, W. S., Hoover, R. J., Roth, G. W., Wallace, J. M., Dempsey, M. A., Mirsky, S. B., Ackroyd, V. J., Ryan, M. R., Pelzer, C. J., 2018

Evaluation of cover crops drill interseeded into corn across the mid-Atlantic region
Journal of Production Agriculture, Curran, W. S., Hoover, R. J., Mirsky, S. B., Roth, G. W., Ryan, M. R., Ackroyd, V. J., Wallace, J. M., Dempsey, M. A., Pelzer, C. J., 2018

Integrated Weed Management Strategies in Cover Crop-based, Organic Rotational No-Till Corn and Soybean in the Mid-Atlantic Region
Weed Science, Wallace, John M., Keene, Clair L., Curran, William, Mirsky, Steven, Ryan, Matthew R., Vangessel, Mark J., 2018

Tolerance of Interseeded Annual Ryegrass and Red Clover Cover Crops to Residual Herbicides in Mid-Atlantic Corn Cropping Systems
Weed Technology, Wallace, John M., Curran, William S., Mirsky, Steven B., Ryan, Matthew R., 2017

Cover crop-based, organic rotational no-till corn and soybean production systems in the mid-atlantic United States
Agriculture (Switzerland), Wallace, John M., Williams, Alwyn, Liebert, Jeffrey A., Ackroyd, Victoria J., Vann, Rachel A., Curran, William S., Keene, Clair L., Vangessel, Mark J., Ryan, Matthew R., Mirsky, Steven B., 2017

Cover crop termination timing is critical in organic rotational no-till systems
Journal of Production Agriculture, Keene, C. L., Barbercheck, Mary, Curran, W. S., Wallace, J. M., Ryan, M. R., Mirsky, S. B., Vangessel, M. J., 2017

Cover crop-based reduced tillage system influences Carabidae (Coleoptera) activity, diversity and trophic group during transition to organic production
Renewable Agriculture and Food Systems, Rivers, Ariel, Barbercheck, Mary, Mullen, Christina, Wallace, John, 2017

Herbicide Control Strategies for Ventenata dubia in the Intermountain Pacific Northwest
Invasive Plant Science and Management, Wallace, John, Prather, Timothy S., 2016

Invasive spread dynamics of Anthriscus caucalis at an ecosystem scale: propagule pressure, grazing disturbance and plant community susceptibility in canyon grasslands
Biological Invasions, Wallace, John, Prather, Timothy S., 2016

Effectiveness of Herbicides for Control of Hairy Vetch (Vicia villosa) in Winter Wheat
Weed Technology, Curran, William S., Wallace, John M., Mirsky, Steven, Crockett, Benjamin, 2015

Hairy vetch seedbank persistence and implications for cover crop management
Journal of Production Agriculture, Mirsky, Steven B., Wallace, John M., Curran, William S., Crockett, Benjamin C., 2015

Ecological characteristics of Ventenata dubia in the Intermountain Pacific Northwest
Invasive Plant Science and Management, Wallace, John M., Pavek, Pamela L.S., Prather, Timothy S., 2015