Caio Brunharo
Assistant Professor of Weed Science

-
118 ASI
University Park, PA - He/Him
- brunharo@psu.edu
- 814-865-9552
Research Summary
Weed adaptation to agricultural practices and climate change; Weed biology, ecology, and evolution; Abiotic stress; Herbicide resistance.
Huck Affiliations
Links
Most Recent Publications
Downy brome (Bromus tectorum) management and herbicide resistance in dryland wheat production across of northeastern Oregon
Victor Ribeiro, Carol Mallory-Smith, Caio Brunharo, Judit Barroso, Weed Science on p. 638 - 645
Amaranthus palmeri S. Watson reproduction system: implications for distribution and management strategies
Ednaldo Borgato, Sara Ohadi, Caio Brunharo, Eric Patterson, Maor Matzrafi, Weed Research
EPSPS Gene Amplification Confers Glyphosate Resistance in Palmer Amaranth in Connecticut
Jatinder Aulakh, Vipan Kumar, Caio Brunharo, Ernesto Zarate, Andrew Price, Weed Technology on p. 1-7
Amaranthus palmeri S. Watson reproduction system: Implications for distribution and management strategies
Ednaldo A. Borgato, Sara Ohadi, Caio A.C.G. Brunharo, Eric L. Patterson, Maor Matzrafi, 2025, Weed Research
Multiple-resistance evolution to ACCase inhibitors and glyphosate in sourgrass (Digitaria insularis) is attributed to diverse polymorphisms in the herbicide target sites
Ivana Moisinho, Luiz Ferreira, Fabricio Krzyzaniak, Alfredo Paiola Albrecht, Alfredo Albrecht4, Leandro Paiola Albrecht, Leandro Albrecht4, Caio Brunharo, 2024, Weed Science on p. 517-526
Downy brome (Bromus tectorum) management and herbicide resistance in dryland wheat production across northeastern Oregon
Victor H.V. Ribeiro, Carol Mallory-Smith, Caio A.C.G. Brunharo, Judit Barroso, 2024, Weed Science on p. 638-645
Modeling weed seedling emergence for time-specific weed management: A systematic review
Caroline A. Marschner, Anna S. Westbrook, Caio A.C.G. Brunharo, Antonio Ditommaso, Mohsen B. Mesgaran, 2024, Weed Science on p. 313-329
EPSPS gene amplification confers glyphosate resistance in Palmer amaranth in Connecticut
Jatinder S. Aulakh, Vipan Kumar, Caio A.C.G. Brunharo, Adrian Veron, Andrew J. Price, 2024, Weed Technology
An Omics Approach to Investigate the Resistance Mechanism to ACCase Inhibitors in Feather Fingergrass (Chloris Virgata)
Luiz Ferreira, Caio Brunharo, 2024,
Confirmation of Paraquat Resistance in Horseweed (Erigeron canadensis) in New York
Bethany Schulteis, Caio Brunharo, Lynn Sosnoskie, 2024,
Most-Cited Papers
Role of Glutamine Synthetase Isogenes and Herbicide Metabolism in the Mechanism of Resistance to Glufosinate in Lolium perenne L. spp. multiflorum Biotypes from Oregon
Caio A.C.G. Brunharo, Hudson K. Takano, Carol A. Mallory-Smith, Franck E. Dayan, Bradley D. Hanson, 2019, Journal of Agricultural and Food Chemistry on p. 8431-8440
Confirmation and mechanism of glyphosate resistance in tall windmill grass (Chloris elata) from Brazil
Caio Acg Brunharo, Eric Patterson, Daniela Carrijo, Marcel de Melo, Marcelo Nicolai, Todd Gaines, Scott Nissen, Pedro Christoffoleti, 2016, Pest Management Science on p. 1758-1764
Non-target-Site Resistance in Lolium spp. Globally: A Review
Andréia K. Suzukawa, Lucas K. Bobadilla, Carol Mallory-Smith, Caio A.C.G. Brunharo, 2021, Frontiers in Plant Science
Review: evolutionary drivers of agricultural adaptation in Lolium spp.
Maor Matzrafi, Christopher Preston, Caio Augusto Brunharo, 2021, Pest Management Science on p. 2209-2218
Vacuolar sequestration of paraquat is involved in the resistance mechanism in lolium perenne L. Spp. multiflorum
Caio A.C.G. Brunharo, Bradley D. Hanson, 2017, Frontiers in Plant Science
Increased temperatures and elevated CO <sub>2</sub> levels reduce the sensitivity of Conyza canadensis and Chenopodium album to glyphosate
Maor Matzrafi, Caio Brunharo, Parsa Tehranchian, Bradley D. Hanson, Marie Jasieniuk, 2019, Scientific Reports
Multiple Herbicide-Resistant Italian Ryegrass [Lolium perenne L. spp. multiflorum (Lam.) Husnot] in California Perennial Crops: Characterization, Mechanism of Resistance, and Chemical Management
Caio A.C.G. Brunharo, Bradley D. Hanson, 2018, Weed Science on p. 696-701
EPSPS duplication and mutation involved in glyphosate resistance in the allotetraploid weed species Poa annua L.
Caio Augusto De Castro Grossi Brunharo, Sarah Morran, Katie Martin, Marcelo L. Moretti, Bradley D. Hanson, 2019, Pest Management Science on p. 1663-1670
Population genomics of Digitaria insularis from soybean areas in Brazil
Acácio Gonçalves Netto, Erick M.G. Cordeiro, Marcelo Nicolai, Saul J.P. de Carvalho, Ramiro Fernando Lopez Ovejero, Caio A.C.G. Brunharo, Maria I. Zucchi, Pedro J. Christoffoleti, 2021, Pest Management Science on p. 5375-5381
Multiple target site resistance to glyphosate in junglerice (Echinochloa colona) lines from California orchards
Sarah Morran, Marcelo L. Moretti, Caio A. Brunharo, Albert J. Fischer, Bradley D. Hanson, 2018, Pest Management Science on p. 2747-2753
News Articles Featuring Caio Brunharo
Oct 11, 2024
Penn State researchers earn funding for sustainable weed and insect management
Three Penn State research teams have received awards totaling $1.78 million from the U.S. Department of Agriculture's National Institute of Food and Agriculture to investigate climate-smart approaches to pest control in agriculture.
Full Article
Sep 24, 2024
$1M USDA grant to perfect weed killing method in organic crop production
The U.S. Department of Agriculture (USDA) has awarded a four-year, $1 million grant to a team led by plant scientists and an economist from Penn State to investigate anaerobic soil disinfestation to support transitioning from conventional to organic production systems.
Full Article