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College of Agricultural Sciences Personnel Profile
Personnel Photo of Punya  Nachappa
Punya Nachappa
Vector Biologist of Plant Pathogens
Agricultural Biology
College of Agricultural Sciences

Plant Sciences Building, Room
  • Ph D, Kansas State University;
  • MS, University of Georgia;
Personal Website:

My research is focused on understanding the outcomes and mechanisms underlying how plants, pathogens, and insects interact resulting in successful pathogen transmission.

Peirce, Erika Sasha, Cockrell, Darren Matthew, Mason, Esten, Haley, Scott, Peairs, Frank, Nachappa, Punya, (2022) Solid Stems and Beyond: Challenges and Future Directions of Resistance to Wheat Stem Sawfly (Hymenoptera: Cephidae). Journal of Integrated Pest Management

Jones-Diamond, Sally Marie, Mason, Esten, Johnson, Jerry J, Haley, Scott D, Asfeld, Ed P, Tyler, Roger Whitaker, Kluth, Danica L, Meyer, Ron Francis, Trujillo, Wilma, Kaan, Dennis A, Roesch, K., Larson, Kevin, Douglas-Mankin, Kyle, Pettinger, Brett Terrill, Gaines, Todd A, Westra, Eric Philip, Shelton, Chad, Erker, Brad, Roberts, Robyn, Pottorff, Laura, Novak, Rick Allen, Nachappa, Punya, Cockrell, Darren Matthew, Peirce, Erika Sasha, (2021) "TR21-3: Making Better Decisions, 2020 Colorado Winter Wheat Variety Performance Trials" Colorado Agricultural Experiment Station

Nalam, Vamsi, Han, Jinlong, Nachappa, Punya, Szczepaniec, Ada, (2020) Drought stress and pathogen infection alter feeding behavior of a phytopathogen vector Entomologia Experimentalis et Applicata 168 8 588--598

Nachappa, Punya, Haley, Scott D, Pearce, Stephen P, (2020) Resistance to the wheat curl mite and mite-transmitted viruses: Challenges and future directions Current Opinion in Insect Science

Keough, Stacy, Danielson, Jonathan, Marshall, Jordan M., Lagos-Kutz, Doris, Voegtlin, David J., Srinivasan, Rajagopalbabu, Nachappa, Punya, (2018) Factors Affecting Population Dynamics of Thrips Vectors of Soybean vein necrosis virus ENVIRONMENTAL ENTOMOLOGY 47 3 734-740

Keough, Stacy, Han, Jinlong, Shuman, Tyler, Wise, Kiersten, Nachappa, Punya, (2016) Effects of Soybean Vein Necrosis Virus on Life History and Host Preference of Its Vector, Neohydatothrips variabilis, and Evaluation of Vector Status of Frankliniella tritici and Frankliniella fusca JOURNAL OF ECONOMIC ENTOMOLOGY 109 5 1979-1987

Selig, Patrick, Keough, Stacy, Nalam, Vamsi, Nachappa, Punya, (2016) Jasmonate-dependent plant defenses mediate soybean thrips and soybean aphid performance on soybean ARTHROPOD-PLANT INTERACTIONS 10 4 273-282

Nachappa, Punya, Culkin, Christopher T., Saya, Peter M., Han, Jinlong, II, , Nalam, Vamsi, (2016) Water Stress Modulates Soybean Aphid Performance, Feeding Behavior, and Virus Transmission in Soybean FRONTIERS IN PLANT SCIENCE 7

Nachappa, Punya, Levy, Julien, Pierson, Elizabeth, Tamborindeguy, Cecilia, (2014) Correlation between "Candidatus Liberibacter solanacearum" infection levels and fecundity in its psyllid vector JOURNAL OF INVERTEBRATE PATHOLOGY 115 55-61

Nalam, Vamsi, Shah, Jyoti, Nachappa, Punya, (2013) "Emerging role of roots in plant responses to aboveground insect herbivory" INSECT SCIENCE 20 3 286-296

Huot, Ordom Brian, Nachappa, Punya, Tamborindeguy, Cecilia, (2013) "The evolutionary strategies of plant defenses have a dynamic impact on the adaptations and interactions of vectors and pathogens" INSECT SCIENCE 20 3 297-306

Nachappa, Punya, Margolies, David C., Nechols, James R., Whitfield, Anna E., Rotenberg, Dorith, (2013) Tomato Spotted Wilt Virus Benefits a Non-Vector Arthropod, Tetranychus Urticae, by Modulating Different Plant Responses in Tomato PLOS ONE 8 9

Nachappa, Punya, Shapiro, Ana Austin, Tamborindeguy, Cecilia, (2012) Effect of 'Candidatus Liberibacter solanacearum' on Fitness of Its Insect Vector, Bactericera cockerelli (Hemiptera: Triozidae), on Tomato PHYTOPATHOLOGY 102 1 41-46

Nachappa, Punya, Levy, Julien, Tamborindeguy, Cecilia, (2012) Transcriptome analyses of Bactericera cockerelli adults in response to "Candidatus Liberibacter solanacearum" infection MOLECULAR GENETICS AND GENOMICS 287 10 803-817

Nachappa, Punya, Levy, Julien, Pierson, Elizabeth, Tamborindeguy, Cecilia, (2011) Diversity of Endosymbionts in the Potato Psyllid, Bactericera cockerelli (Hemiptera: Triozidae), Vector of Zebra Chip Disease of Potato CURRENT MICROBIOLOGY 62 5 1510-1520

Nachappa, Punya, Margolies, David C., Nechols, James R., Campbell, James F., (2011) Variation in predator foraging behaviour changes predator-prey spatio-temporal dynamics FUNCTIONAL ECOLOGY 25 6 1309-1317

Nachappa, Punya, Margolies, David C., Nechols, James R., Morgan, Theodore J., (2010) Response of a complex foraging phenotype to artificial selection on its component traits EVOLUTIONARY ECOLOGY 24 4 631-655

Margolies, David C., Nechols, James R., Nachappa, Punya, (2007) "A framework to assess predator response to herbivore-induced plant volatiles" JOURNAL OF INSECT SCIENCE 7 14-15

Nachappa, Punya, Guillebeau, L. Paul, Braman, S. Kristine, (2006) Exclusive use of hollies as male-specific hosts of twolined spittlebug (Hemiptera : Cercopidae) JOURNAL OF ENTOMOLOGICAL SCIENCE 41 3 261-263

Nachappa, Punya, Braman, S. K., Guillebeau, L. P., All, J. N., (2006) Functional response of the tiger beetle Megacephala carolina carolina (Coleoptera : Carabidae) on twolined spittlebug (Hemiptera : Cercopidae) and fall armyworm (Lepidoptera : Noctuidae) JOURNAL OF ECONOMIC ENTOMOLOGY 99 5 1583-1589

Nachappa, Punya, Margolies, David C., Nechols, James R., Loughin, Thomas, (2006) Phytoseiulus persimilis response to herbivore-induced plant volatiles as a function of mite-days EXPERIMENTAL AND APPLIED ACAROLOGY 40 3-4 231-239

Nachappa, Punya, Margolies, David C., Nechols, James R., (2006) Resource-dependent giving-up time of the predatory mite, Phytoseiulus persimilis JOURNAL OF INSECT BEHAVIOR 19 6 741-752

Nachappa, Punya, Guillebeau, L. P., Braman, S. K., All, J. N., (2006) Susceptibility of twolined spittlebug (Hemiptera : Cercopidae) life stages to entomophagous arthropods in turfgrass JOURNAL OF ECONOMIC ENTOMOLOGY 99 5 1711-1716

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