Faculty Directory

Neelendra Joshi

Neelendra Joshi

Assistant Professor

Director Experiment Station

(ENTO)-Entomology

Phone: 479-575-3872

Fax: 479-575-2452

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Education

  • Ph.D. (Dual Degree), Entomology, and Comparative & International Education, Pennsylvania State University, University Park, PA.
  • M. Sc. Agriculture Entomology, G.B. Pant University of Agriculture and Technology, Pantnagar.
  • B. Sc. Biology (Botany, Zoology, Chemistry) Kumaun University, Nainital.

Current Students

  • Jon Zawislak (PhD) 
  • Joseph Belsky (MS)
  • Roshani Acharya (PhD)
  • Ecotoxicology and pesticide risk assessment.
  • Bioecology and ecosystem services of native and alternative pollinators.
  • Pollinator health, management and conservation.
  • Integration of pollinator health into IPM programs and crop production.
  • Development and implementation of ecologically-based IPM programs.
  • Insect ecology, modeling phenology and insect development.
  • Arthropod sampling and monitoring.
  • Insecticide resistance.
  • Host-plant resistance.
  • Ecotoxicology and Risk Assessment
  • Pollinator Bioecology and Management
  • Integrated Pest Management
  • Economic Entomology
  • Insect Ecology
  • International Agriculture
  • Gibbs, J., Joshi, N. K., Wilson, J., Rothwell, N., Powers, K., Haas, M., Gut, L., Biddinger, D., and Isaacs, R. (2017). Does passive sampling accurately reflect the bee (Apoidea: Anthophila) communities pollinating apple and sour cherry orchards? Environmental Entomology. doi:10.1093/ee/nvx069pp1-10.
  • Joshi, N.K., Otieno, M., Rajotte, E.G., Fleischer, S.J., and Biddinger, D.J. (2016). Proximity to natural woodland and landscape structure drives pollinator visitation in uniformly managed apple orchard systems. Frontiers in Ecology and Evolution. 4:38. doi: 10.3389/fevo.2016.00038. pp1-9.
  • Kammerer, M.A., Biddinger, D.J., Joshi, N.K., Rajotte, E.G., and Mortensen, D.A. (2016). Modeling local spatial patterns of wild bee diversity in Pennsylvania apple orchards. Landscape Ecology, doi:10.1007/s10980-016-0416-4. pp.1-11.
  • Biddinger D., Surcica,  A., Joshi, N.K. (2017). A native predator utilizing the invasive brown marmorated stink bug, Halyomorpha halys (Hemiptera: Pentatomidae) as a food source. Biocontrol Science and Technology (In press).
  • Joshi, N.K., Rajotte, E.G., Naithani, K.J., Krawczyk, G., and Hull, L.A. (2016). Population dynamics and flight phenology model of codling moth differ between commercial and abandoned apple orchard ecosystems. Frontiers in Physiology. 7:408. doi:10.3389/fphys.2016.00408. pp1-13.
  • Biddinger, D., Rajotte, E.G., and Joshi, N.K. (2016). Integrating pollinator health into tree fruit IPM- A case study of Pennsylvania apple production. In: The pollination of cultivated plants: a compendium for practitioners (2nd edition) (Editor- David Roubik), FAO, Rome. In Press.
  • Joshi N.K., B. Butler, K. Demchak, and D. J. Biddinger (2016). Seasonal occurrence of spotted wing drosophila in various small fruits and berries in Pennsylvania and Maryland. Journal of Applied Entomology. doi: 10.1111/jen.12325.
  • Sidhu, C., and Joshi, N.K. (2016). Establishing wildflower pollinator habitats in agricultural farmland to provide multiple ecosystem services. Frontiers in Plant Science, 7:363. doi:10.3389/fpls.2016.00363.
  • Joshi N.K., Leslie, T., Rajotte, E.G., Kammerer, M.A., Otieno, M., and Biddinger D.J. (2015). Comparative trapping efficiency to characterize bee abundance, diversity and community composition in apple orchards. Annals of the Entomological Society of America. DOI: 10.1093/aesa/sav057. pp1-15.
  • Joshi, N.K., Rajotte, E.G., Myers, C.T., Krawczyk, G., and Hull, L.A. (2015). Development of a susceptibility index of apple cultivars for codling moth, Cydia pomonella (L.) (Lepidoptera: Tortricidae) oviposition. Frontiers in Plant Science (Crop Science and Horticulture Section), 6: 992. DOI: 10.3389/fpls.2015.00992. pp1-13.
  • Joshi N.K., Biddinger, D.J., Demchak, K., Deppen, A. (2014). First report of Zaprionus indianus Gupta (Diptera: Drosophilidae) in commercial fruits and vegetables in Pennsylvania. Journal of Insect Science (Entomological Society of America), DOI:10.1093/jisesa/ieu121
  • Biddinger, D. Leslie, T., and Joshi, N.K. (2014). Reduced-risk pest management programs for Eastern U.S. peach orchards: Impacts on non-target arthropod parasitoids, predators and some select pests. Journal of Economic Entomology, 107 (3) 1084-1091.
  • Joshi, N.K., Biddinger, D.J., Fleischer, S., and Passova, S. (2013). First report of the adventive species, Sitochroa palealis (Lepidoptera: Crambidae) in Pennsylvania and its attraction to the sex pheromone of the European corn borer, Ostrinia nubialis (Lepidoptera: Crambidae). Great Lakes Entomologist, 46: 89-93.
  • Biddinger, D.J., Robertson, J., Mullin, C., Frazier, J., Ashcraft, S., Joshi, N.K., and Vaughn, M. (2013). Comparative toxicities and synergism of apple orchard pesticides to Apis mellifera (L.) and Osmia cornifrons (Radoszkowski).  PLoS ONE, 8(9): e72587. doi:10.1371/journal.pone.0072587.
  • Biddinger, D.J., Joshi, N.K., Rajotte, E.R., Halbrendt, N.O., Pulig, C., Naithani, K.J., and Vaughn, M. (2013). An immunomarking method to determine the foraging patterns of Osmia cornifrons and resulting fruit set in a cherry orchard. Apidologie, 44 (6), 738-749.
  • Ritz, A., Sahli, H., Biddinger, D., Schupp, J., Rajotte, E., and Joshi, N.K. (2012). Quantifying the efficacy of native bees for orchard pollination in Pennsylvania to offset the increased cost and decreased reliability of honeybees. Pennsylvania Fruit News, 92 (1) 60-66.
  • Bohnenblust, E., Hull, L.A., Krawczyk, G., and Joshi, N.K. (2011). Capture of two moths in traps placed at two different heights in pheromone treated apple orchards. Journal of Entomological Science, 46 (3) 223-231.
  • Joshi, N.K., Hull, L.A., Rajotte, E.G., Krawczyk, G., and Bohnenblust, E. (2011). Evaluating sex pheromone and kairomone-based lures for attracting codling moth adults in mating disruption versus conventionally managed apple orchards in Pennsylvania. Pest Management Science, 67(10)1332-1337.
  • Hull, L.A., Joshi, N.K., and Zaman F. (2009). Management of internal feeding lepidopteran pests in apple, 2008. Arthropod Management Tests (34) p1-8. doi:10.4182/amt.2009.A8.
  • Joshi, N.K., Hull, L.A., Krawczyk, G., and Rajotte, E.G. (2008). Field results of mating disruption technologies for the control of codling moth, Cydia pomonella (L.), and oriental fruit moth, Grapholita molesta (Busck) in Pennsylvania apple orchards. Aspects of Applied Biology. (84)153 -161.
  • Biddinger, D. J., Hull, L., Joshi, N.K., and Ngugi, H. (2013). Impact of selected insecticides used for brown marmorated stink bug control and fungicides used for scab resistance on the predatory mite, Typhlodromus pyri. Pennsylvania Fruit News 93 (1): 45-57.
  • Hull, L.A., Joshi, N.K., and Zaman, F. (2009). Effectiveness of insecticide programs against lepidopteran pests, 2008. Arthropod Management Tests (34) p1-9. doi:10.4182/amt.2009.A12.
  • Hull, L.A., Joshi, N.K., Zaman, F. (2009). Large plot reduced risk insecticide study for Lepidopteran pests infesting apples, 2008 Arthropod Management Tests (34) p1-6. doi:10.4182/amt.2009.A11.
  • Joshi, N.K., Naithani, K.J., Hull, L.A., Rajotte, E.G., and Krawczyk G. (2011). Development of a Bayesian flight model for codling moth, Cydia pomonella (L.) in Pennsylvania apple orchards. Pennsylvania Fruit News, 91(5): 24-30.
  • Hull, L.A., Zaman, F., and Joshi, N.K. (2009). Use of insecticides/kairomones for lepidopteran pest control, 2008. Arthropod Management Tests (34) p1-4. doi:10.4182/amt.2009.A13.
  • Hull, L.A., Zaman, F., and Joshi, N.K. (2009). Efficacy of insecticides against the green peach aphid infesting peaches, 2008. Arthropod Management Tests (34). doi:10.4182/amt.2009.B5.
  • Hull, L.A., Joshi, N.K., and Zaman, F. (2009). Efficacy of IGR insecticides for insect pest control in peach, 2008. Arthropod Management Tests (34). doi:10.4182/amt.2009.B7.
  • Joshi, N.K., Hull, L.A., Myers, C.T., Rajotte, E.G., and Krawczyk, G. (2009). Development of an egg-hatch model for codling moth, Cydia pomonella (L.), in apple orchards of the Mid-Atlantic Region. Virginia Fruit 59 (1): 14-21.
  • Joshi, N.K., Hull, L.A., Myers, C.T., Krawczyk, G., and Rajotte, E.G. (2007). Oviposition preference of Oriental fruit moth [Grapholita molesta (Busck), Lepidoptera: Tortricidae] for apple cultivars. Proceedings 16th International Plant Protection Congress. UK. 308-309.

Extension Articles

  • Hamby, K., Butler, B., Demchak, K., and Joshi, N.K. (2015). Spotted wing drosophila monitoring and management. Fact Sheet (12 Pages)- University of Maryland Extension. - July 12, 2015.
  • Hamby, K., Butler, B., Demchak, K., and Joshi, N.K. (2015). Spotted Wing Drosophila Larval Infestation in Central Maryland- SWD Management. Vegetable and Fruit News. July. 10, 2015. p1-6. 
  • Hamby, K., Butler, B., Demchak, K., and Joshi, N.K. (2015). Spotted Wing Drosophila Fruit Monitoring. Vegetable and Fruit News. 6 (3): 6-8.
  • Biddinger, D.J., Demchak, K., Rajotte, E.G., Baugher, B., and Joshi, N.K. (2014). Pollinators and pesticide sprays during bloom in fruit plantings. Fruit Times (April 30, 2014).
  • Biddinger D., Joshi, N.K., Ellis, K., Butler, B., Donovall, L., and Demchak, K. (2014). A survey of the spotted wing drosophila other invasive fruit flies in various fruit crops in Pennsylvania and Maryland. Penn Fruit News, 91 (1) 52-58.
  • Biddinger, D., Butler, B., and Joshi, N.K. (2014). Biological control of mites in Pennsylvania and Maryland apple orchards. Penn Fruit News 91 (1) 41-51.
  • Biddinger, D., Ritz, A., Rajotte, E.G., and Joshi, N.K. (2013). The role of pollen bees in fruit tree pollination and some new cautions on pesticide use. Fruit Times. August 23, 2013.
  • Biddinger, D.J., Joshi, N.K, and Demchak, K. (2012). African Fig Fly: Another invasive drosophilid fly discovered in Pennsylvania. Fruit Times. Nov. 16/2012
  • Joshi, N.K., Hull, L.A, Myers, C.T., Rajotte, E.G., and Krawczyk, G. (2009). Studies on oviposition of codling moth, Cydia pomonella (L.) in apple orchards of Pennsylvania. Penn Fruit News 89 (2): 39-45.
  • Biddinger, D.J., and Joshi, N.K. (2012). Yellow jackets and hornets in Pennsylvania tree fruit orchards. Fruit Times, October 17/2012.
  • Biddinger, D., Rajotte, E., Joshi, N.K., and Ritz, A. (2011). Wild bees as alternative pollinators. Fruit Times, 30 (9): 1-4.
  • Biddinger, D., Rajotte, E., and Joshi, N.K. (2011). Wild bees as alternative pollinators in Pennsylvania apple orchards. The Great Lakes Fruit, Vegetable and Farm Market EXPO and the Michigan Greenhouse Growers Expo Dec. 2011, Michigan.
  • Hull, L.A., and Joshi, N.K. (2009). Alternate row middle spraying with some of the new insecticides for tree fruits. Fruit Times 28 (5): 1-4.
  • Joshi, N.K., and Hull, L.A. (2009). Efficiency of different lure types for monitoring codling moth adults in apple orchards. Penn Fruit News 89 (3): 27-33.
  • Myers, C.T., Joshi, N.K., Hull, L.A., and Glenn, D.M. (2007). Observation and evaluation of exotic and domestic apple germplasm for resistance to attack from Oriental fruit moth and codling moth. Penn Fruit News 87(2):51-56.

Technical Reports & Publications

  • Joshi, N.K., D.J. Biddinger (2013) Movento Field Trial for San Jose Scale control in apple- 2012. - Bayer CropScience, USA.
  • Hull L.A., and Joshi, N.K. (2012). Evaluation of insecticides for pear psylla control, 2011. Arthrop. Manag. Tests (37), doi: 10.4182/amt.2012.A14.
  • Biddinger, D.J., and Joshi, N.K. (2012) Movento Field Trial for San Jose Scale in Apple-2011- Bayer CropScience, USA.
  • Hull, L.A., and Joshi, N.K. (2011). Control of various peach pests. Arthrop. Manag. Tests (36) doi: 10.4182/amt.2011.B6.
  •  Hull, L.A., and Joshi, N.K. (2011). Peach pest management study, 2010. Arthrop. Manag. Tests (36) doi: 10.4182/amt.2011.B7.
  •  Hull, L.A., and Joshi, N.K. (2011). Efficacy of various acaricides, 2010. Arthrop. Manag. Tests (36) doi: 10.4182/amt.2011.A3.
  •  Hull, L.A., and Joshi, N.K. (2011). Seasonal pear psylla control study, 2010. Arthrop. Manag. Tests (36) doi: 10.4182/amt.2011.A16.
  • Hull, L.A., Krawczyk, G., and Joshi, N.K. (2010) Evaluating Cyd-X® and Isomate® CM/OFM TT for the management of Codling Moth, Cydia pomonella, and Oriental Fruit Moth, Grapholita molesta, in Pennsylvania apple orchards – Year 5 (2009)- Certis USA.
  • Hull, L.A., Joshi, N.K., and Zaman, F. (2009). Insect pest management in peach, 2008. Arthrop. Manag. Tests (34) doi:10.4182/amt.2009.B6.
  • Hull L.A., Zaman, F., and Joshi, N.K. (2009). Effectiveness of acaricides in apples, 2008. Arthrop. Manag. Tests (34) doi:10.4182/amt.2009.A10.
  • Hull L.A., Zaman, F., and Joshi, N.K. (2009). Effectiveness of insecticide airblast applications in apple, 2008. Arthrop. Manag. Tests (34) p1-8. doi:10.4182/amt.2009.A9.
  • Hull L.A., Zaman, F., and Joshi, N.K. (2009). Control of seasonal pear psylla populations in pears, 2008. Arthrop. Manag. Tests (34) p1-3. doi:10.4182/amt.2009.A23. 
  • Assistant Professor, University of Arkansas, Fayetteville, AR (2015 – Present).
  • Postdoctoral Research Scholar, Penn State University, University Park, PA (2011–2015).
  • Doctoral/Grad. Research Assistant, Penn State University, University Park, PA (2005 – 2011).
  • Senior Research Fellow, G.B. Pant University of Agriculture & Technology - Hill Campus, UK, India (2004 – 2004).
  • Junior Research Fellow, H.N.B.G. University, Tehri, UK, India (2002 – 2003).
  • Assistant Manager, Manjushree Plantations Ltd. (Coffee, Tea, Cardamom), New Hope, TN, India (2001– 2002).
  • Graduate Research Assistant, G.B. Pant University of Agriculture & Technology, Pantnagar, India (1999 – 2001).                                                                                           

    

  • National Institute for Mathematical and Biological Synthesis Travel Award (2013), Knoxville, TN, USA.
  • Postdoctoral Research Travel Award (2012), Penn State University.
  • Council of Graduate Schools/University Microfilms International Distinguished Dissertation Award Nomination (2011), Penn State University.
  • Alumni Association Dissertation Award (2011), Penn State University.
  • Graduate Student Service Award (2010), Penn State University.
  • Ardeth and Norman Frisbey International Student Award (2009), Penn State University. 
  • Michael E. Duke Memorial Scholarship in Entomology (2009), Department of Entomology, College of Agricultural Sciences, Penn State University.
  • W. LaMarr Kopp International Achievement Award (2008) Penn State University.
  • Laurel Award for Outstanding Service: (2008), Penn State University.
  • Lloyd E. Adams Grant-In-Aid Award in Economic Entomology (2008), Department of Entomology, Penn State University.
  • Ford Foundation Int. Fellowship (2005-2008) - Ford Foundation, New York.
  • William Yendol Memorial Research Travel Award (Fall-2006, Summer 2007, Fall 2007, Summer 2008, Fall 2008), Department of Entomology, Penn State University.
  • Uni Mart Endowment- Graduate Student International Travel Award- 2007 & 2008, College of Agriculture Sciences, Penn State University.
  • Sustainable Crop Protection in Agriculture Program Scholarship Award (2006) - College of Agriculture Sciences, Penn State University, University Park, PA.