Book Chapters:
Landis, D.A. & D.B. Orr. 1995. Biological control: approaches and applications. In: E.B. Radcliffe & W.D. Hutchinson (ed.s), Integrated Pest Management. (A World Wide Web textbook at University of Minnesota; http://ipmworld.umn.edu/chapters/landis.htm).
Orr, D.B., C. Garcia-Salazar, and D.A. Landis. 1999. Trichogramma non-target impacts: a method for biological control risk assessment, pp. 111-126. In: Follett, P. and J. Duan [ed.s], Non-target effects of biological control. Kluwer Academic Publishers, Boston. 316 pp.
Orr, D.B., and C.P. -C. Suh. 1999. Parasitoids and Predators, pp. 3-34. In: Rechcigl, J. and N. Rechcigl [ed.s], Biological and biotechnological control of insect pests. Ann Arbor Press, Ann Arbor, MI. 374 pp.
Britton, K., D.B. Orr, and J. Sun. 2001. Kudzu. In: Biological Control of Weeds in the Eastern United States. R. Van Driesche [ed.]. (In Press).
Britton, K., D.B. Orr, and J. Sun. 2001. Biological Control of Kudzu. Proceedings of the USDA Interagency Research Forum on Gypsy Moth and Other Invasive Species. Jan 16-19, 2001. Annapolis. (In Press).
Refereed Journal Articles:
Lindgren, B.S., J.H. Borden, L. Chong, L.M. Friskie, & D.B. Orr. 1983. Factors influencing the efficiency of pheromone baited traps for three species of ambrosia beetles. Can. Entomol. 115: 303-313.
Orr, D.B., & J.H. Borden. 1984. Courtship and mating behaviour of Megastigmus pinus Parfitt (Hymenoptera: Torymidae). J. Entomol. Soc. Brit. Columbia 81: 20-24.
Orr, D.B., D.J. Boethel, & W.A.Jones. 1985. Development and emergence of Telenomus chloropus and Trissolcus basalis (Hymenoptera: Scelionidae) at various temperatures and relative humidities. Ann . Entomol. Soc. Amer. 78: 615-619.
Orr, D.B., & D.J. Boethel. 1985. Comparative development of Copidosoma truncatellum (Hymenoptera: Encyrtidae) and its host Pseudoplusia includens (Lepidoptera: Noctuidae) on resistant and susceptible soybean genotypes. Environ.Entomol. 14: 612-616.
Orr, D.B., D.J. Boethel, & W.A.Jones. 1985. Biology of Telenomus chloropus (Hymenoptera: Scelionidae) from eggs of Nezara viridula (Hemiptera: Pentatomidae) reared on resistant and susceptible soybean genotypes Can. Entomol. 117: 1137-1142.
Orr, D.B., & D.J. Boethel. 1986. Influence of plant antibiosis through four trophic levels Oecologia 70: 242-249.
Orr, D.B., J.S.Russin, & D.J. Boethel. 1986. The reproductive biology and behavior of Telenomous calvus (Hymenoptera: Scelionidae), a phoretic egg parasitoid of a predatory stink bug, Podisus maculiventris (Hemiptera: Pentatomidae). Can Entomol. 118:1063-1072.
Orr, D.B., J.S.Russin, D.J. Boethel, & W.A.Jones. 1986. Stink bug (Hemiptera: Pentatomidae) egg parasitism in Louisiana soybean. Environ.Entomol. 15: 1250-1254.
Russin, J.S., M.B.Layton, D.B. Orr, & D.J. Boethel. 1987. Within-plant distribution of and partial compensation for stink bug (Heteroptera Pentatomidae) damage to soybean seed. J Econ. Entomol. 80: 215-220.
Russin, J.S., D.B. Orr, M.B.Layton, & D.J. Boethel. 1988. Incidence of microorganisms in soybean seeds damaged by stink bug feeding. Phytopathology 78: 306-310.
Orr, D.B. 1988. Scelionid wasps as biological control agents: a review. Florida Entomol. 71: 506-528.
Russin, J.S., M.B.Layton, D.B. Orr, & D.J. Boethel. 1988. Stink bug damage to soybean. La. Agric.32: 3, 24 .
Orr, D.B., D.J. Boethel, & M.B.Layton. 1989. Effect of insecticide applications in soybeans on Trissolcus basalis (Hymenoptera: Scelionidae). J. Econ. Entomol. 82: 1078-1084.
Orr, D.B., & D.J. Boethel. 1990. Reproductive potential of Telenomous cristatus and T. podisi (Hymenoptera: Scelionidae), two egg parasitoids of pentatomids. Ann. Entomol. Soc. Am. 83:902-905.
Hulting, F.L., D.B. Orr, & J.J. Obrycki. 1990. A computer program for the calculation and statistical comparison of intrinsic rates of increase and associated life table parameters. Florida Entomol. 73:601-612.
Obrycki, J.J., D.B. Orr, C.J. Orr, M. Wallendorf, & R.V. Flanders. 1993. Comparative developmental and reproductive biology of three populations of Propylea quatuordecimpunctata (Coleoptera: Coccinellidae). Biological Control 3: 27-33.
Orr, D.B., L.C.Lewis, & J.J. Obrycki. 1994. Behavior and survival of Ostrinia nubilalis larvae in corn plants when infected with Nosema pyrausta and parasitized by Macrocentrus grandii. Environ. Entomol. 23: 1020-1024.
Orr, D.B., L.C.Lewis, & J.J. Obrycki. 1994. Modification of host behavior over three trophic levels by the entomopathogen Nosema pyrausta (Microsporida: Nosematidae). Ann. Entomol. Soc. Am. 87: 440-447.
Orr, D.B. & J. Pleasants. 1996. The potential of native prairie plant species to enhance the effectiveness of the Ostrinia nubilalis parasitoid Macrocentrus grandii. J. Kansas Entomol. Soc. 69 (2): 133-143.
Orr, D.B. & D.A. Landis. 1997. Oviposition of Ostrinia nubilalis (Lepidoptera: Pyralidae) and impact of natural enemy populations in transgenic vs. isogenic corn. J. Econ. Entomol.. 90(4): 905-909.
Orr, D.B., D.A. Landis, D.R. Mutch, G.V. Manley, S.A. Stuby, & R.L. King. 1997. Influence of ground cover management on microclimate, Trichogramma augmentation, and agronomic characteristics in seed corn production. Environ. Entomol. 26(2): 433-438.
Obrycki, J.J., L.C. Lewis, and D.B. Orr. 1997. Augmentative releases of entomophagous species in annual cropping systems. Biological Control 10: 30-36.
Suh, C.P.-C., D.B. Orr, and J.W. Van Duyn. 2000. Effect of insecticides on Trichogramma exiguum preimaginal development and adult survival. J. Econ. Entomol. 93(3): 577-583.
Suh, C.P.-C., D.B. Orr, J.W. Van Duyn, and Daniel M. Borchert. 2000. Trichogramma releases in North Carolina cotton: Evaluation of heliothine pest suppression. J. Econ. Entomol. 93(4): 1127-1136.
Suh, C.P.-C., D.B. Orr, and J.W. Van Duyn. 2000. Trichogramma releases in North Carolina cotton: Why releases fail to suppress heliothine pests. J. Econ. Entomol. 93(4): 1137-1145.
Orr, D.B., C.P.-C. Suh, K.W. McCravy, C.W. Berisford, and G.L. DeBarr. 2000. Evaluation of inundative releases of Trichogramma exiguum (Hymenoptera: Trichogrammatidae) for suppression of Nantucket pine tip moth (Lepidoptera: Tortricidae) in pine (Pinaceae) plantations. Canadian Entomol. 12: 373-386.
Kidd, K.A. and D.B. Orr. 2001. Comparative feeding and development of Pseudoplusia includens (Lepidoptera: Noctuidae) on kudzu and soybean foliage. Ann. Entomol. Soc. Am. 94:219-225.
Suh, C.P.-C., D.B. Orr, and J.W. Van Duyn. 2001. Influence of Cotton Plant Size and Host Egg Density on Trichogramma Parasitism. J. Entomol. Sci. (In Press).
Ping, C., J. Sun, K. Britton, and D. Orr. 2001. A list of Chinese Cicadellidae (Homoptera) on kudzu, with the description of new species and new records. Journal of the Chinese Academy of Science (In Press).
Suh, C.P.-C., D.B. Orr, and J.W. Van Duyn. 2001. Influence of Plant Size on Cotton Microclimate and Survival of Trichogramma within Cardboard Capsules. Environmental Entomology. (In Press).
Abstracts:
Orr, D.B., D.J. Boethel, & W.A.Jones. 1984. Effects of temperature and humidity on development and emergence of Telenomus chloropus (Hymenoptera: Scelionidae). Proc. World Soybean Research Conference III. (Abstract). p 93.
Orr, D.B., D.J. Boethel, & W.A.Jones. 1984. Parasitism of stink bug eggs in soybean fields in southern Louisiana. In: Abstract volume of XVII International Congress of Entomology, Hamburg, Germany. (Abstract).
Orr, D.B. 1996. Use of Trichogramma, especially against Ostrinia. In: Proceedings, XX International Congress of Entomology. p. 632. (abstract).
Proceedings:
Orr, D.B. 1990. Biological pest controls: possibilities for improved implementation in Iowa. Proc. Iowa Crop Prod. Prot. Conf., Dec 18/19, 1990, Ames, Iowa.
Boethel, D.J., & D.B. Orr. 1991. Plant resistance and biological control: Interactions on soybean. Proceedings, World Soybean Res. Conf . IV, Buenos Aires, Argentina, March 20-24, 1989, Vol. 5: 2349-2359.
Orr, D.B., L.C. Lewis, J.J. Obrycki, & M.E. Rice. 1992. Economic comparison of biological and chemical control of the European corn borer. Proc., 1992 Iowa Crop Prod. and Prot. Conf., December 3-4, 1992, Ames, IA., p.173-183.
Orr, D.B. 1993. Biological control tactics for European corn borer, pp. 51-62. In: Gray, M, & M. Ostroski (ed.s), Proc., 19th IIlinois Crop Prot. Wkshp., March 3-5, 1993. Illinois Cooperative Extension Service, Urbana-Champaign, IL.
Orr, D. &J. Baker. 1996. Biorational Pest Controls. In: Proceedings of the Landscape and Turf Field Day, 1996.
Suh, C.P.-C., D.B. Orr, J.Van Duyn. 1998. Reevaluation of Trichogramma Releases for Suppression of Heliothine Pests in Cotton. pp. 1098-1101. In: Proceedings, Beltwide Cotton Conference, Jan. 5-8, 1998, San Diego, CA.
Extension Publications:
Waldvogel, M., J. Baker, & D. Orr. The Multicolored Asian Lady Beetle. Format: Insect Note 107.
Waldvogel, M., J. Baker, & D. Orr. Frequently-Asked Questions About The Asian Lady Beetle, Harmonia axyridis. Insect Note 6.
Baker, J. & D. Orr. 1996. Beneficial Insects. North Carolina Cooperative Extension Service Ornamentals and Turf Insect Note 99. 3 pp.
Orr, D., K. Sorensen. 1996. Principles and Practices of Biological Control. Veggie News. April 1996.
Orr, D. & J. Baker. 1997. Biocontrol in Greenhouses. N.C. Flower Growers Bulletin, 42(4): 5-14.
Extension Bulletins:
Boethel, D.J., & D.B. Orr. 1990. Pests of Soybean, p 30-38. In D.H. Habeck, F.D. Bennett, and J.H. Frank (eds ). Classical biological control in the Southern United States. South. Coop. Ser. Bull. 355. 197p.
Orr, D. &J. Baker. 1997. Biological Control: Purchasing Natural Enemies. (AG-570-1).
Orr, D. & J. Baker. 1997. Biological Control: Application of Natural Enemies. (AG-570-2).
Orr, D., J. Baker, & S. Bambara. 1997. "10 Most Wanted Insects" (a poster). (AG-570).
Bambara, S. & D. Orr. 2001. Biological Control: Questionsand Answers for the Home Gardener. (AG-570-3).
Papers/Posters Presented:
Orr, D.B., & D.J. Boethel. Effects of temperature on development of Telenomus chloropus, an imported egg parasitoid of the southern green stink bug. Louisiana Entomological Society, Baton Rouge, LA, March 13-14, 1984. 12 minute presentation.
Orr, D.B., & D.J. Boethel. Effects of temperature and humidity on development and emergence of Telenomus chloropus (Hymenoptera: Scelionidae). World Soybean Research Conference III, Ames, IA, August 12-17, 1984. 10 minute presentation.
Orr, D.B., & D.J. Boethel. Parasitism of stink bug eggs in soybean fields in southern Louisiana. International Congress of Entomology, Hamburg, Germany, August 20-26, 1984. 20 minute presentation.
Orr, D.B., & D.J. Boethel. Biology of Telenomus chloropus (Hymenoptera: Scelionidae) from eggs of Nezara viridula (Hemiptera: Pentatomidae) reared on resistant and susceptible soybean genotypes. Louisiana Entomological Society, Baton Rouge, LA, March 12-13, 1985. 12 minute presentation.
Orr, D.B., & D.J. Boethel. Multitrophic level interactions in soybean. Entomological Society of America, Hollywood, FL, December 8-12, 1985. 10 minute presentation.
Orr, D.B., & D.J. Boethel. Phoresy in an egg parasitoid, Telenomus calvus (Hymenoptera: Scelionidae): implications for a reproductive strategy. Louisiana Entomological Society, Baton Rouge, LA, March 12-13, 1986. 12 minute presentation.
Orr, D.B., & D.J. Boethel. Influence of plant antibiosis through four trophic levels. Entomological Society of Canada, Winnipeg, Canada, October 6-8, 1986. 12 minute presentation.
Orr, D.B., J.S. Russin, B. L. Layton, & D.J. Boethel. Stink bug damage to soybean: within-plant distribution, compensation, and seed disease. Entomological Society of America, Reno, NV, Dec 7-11, 1986. 10 minute presentation.
Orr, D.B., & D.J. Boethel. Successful and unsuccessful reproductive strategies of selected stink bug egg parasitoids in Louisiana soybean. Southeastern Branch, Entomological Society of America, Jackson, MS, Jan 26-29, 1987. 10 minute presentation.
Orr, D.B., & D.J. Boethel. Compatibility of chemical and biological control of stink bugs in Louisiana soybean. Louisiana Entomological Society, Baton Rouge, LA, March 10-11, 1987. 12 minute presentation.
Orr, D.B. Interaction of chemical and biological control of stink bugs in soybean. Entomological Society of America, Boston, MA, Nov 29 - Dec 3, 1987. 10 minute presentation.
Orr, D.B. Scelionids as biological control agents: a review. Student Symposium - Alternatives to Chemical Control. Southeastern Branch, Entomological Society of America, Raleigh, NC, Jan. 25-28, 1988. 20 minute presentation.
Orr, D.B., & D.J. Boethel. Influence of plant resistance on natural enemies in the soybean agroecosystem. International Vedalia Symposium on Biological Control - A Century of Success. Riverside, CA, March 27-30, 1989. Poster presentation.
Orr, D.B., J.J. Obrycki, & L.C. Lewis. Interactions between a chronic pathogen and an introduced parasitoid of the European corn borer. Entomological Society of America, San Antonio, TX, Dec 10-14, 1989. Poster presentation.
Orr, D.B. Interactions between a microsporidian pathogen and a braconid parasitoid of the European corn borer. Workshop -- The Progress and Potential of Biological Control in the Midwest. NCR-125, Purdue University, West Lafayette, IN, Oct. 1-3, 1990. 20-minute presentation.
Orr, D.B., J.J. Obrycki, & L.C. Lewis. Interactions between a pathogen and a parasitoid of the European corn borer. Kansas Entomological Society, Ames, IA, April 12-13, 1991. 12 minute presentation.
Orr, D.B., L.C. Lewis, J.J. Obrycki, M.E. Rice. Economic analysis of biological and chemical suppression of the European corn borer in Iowa corn production. Leopold Center for Sustainable Agriculture, Annual Conference, Ames, IA, February 18,19, 1992. Poster.
Orr, D.B., L.C. Lewis, D. Soh, J.J. Obrycki, D. T. Stephenson, E.C. Jones, students of EE/CE 461/462, E. Hennick, J. Cyr. Evaluation of unmanned aerial vehicles (UAV's) for application in agriculture. Leopold Center for Sustainable Agriculture, Annual Conference, Ames, IA, February 18,19, 1992. Poster.
Orr, D.B. Feasibility of Trichogramma as a Biological Control Agent of Platynota idaeusalis. 71st Cumberland-Shenandoah Fruit Workers Conference, Nov. 21, 22, 1995, Winchester, VA. (15 min. presentation).
Orr, D.B. Biological Control of Selected North Carolina Insect Pests. Seminar, NCSU Department of Entomology, October 28, 1996.
Shetty, P, D.B. Orr, & J. Walgenbach Evaluation of Mortality Factors of Platynota idaeusalis and Assessment of Trichogramma as a Biological Control Agent. 72nd Cumberland-Shenandoah Fruit Workers Conference, Nov. 21, 22, 1996, Winchester, VA. (15 min. presentation).
Suh, C, D.B. Orr, J. Van Duyn. Development of Augmentative Releases of Trichogramma exiguum for Suppression of Heliothine Pests in Cotton. Southeastern Branch, Entomological Society of America, March 3-5, 1997, Asheville, NC. (poster presentation).
Shetty, P, D.B. Orr, & J. Walgenbach Survey of Tufted Apple Bud Moth (Platynota
idaeusalis) Mortality Factors in Apple Orchards. Southeastern Branch, Entomological
Society of America, March 3-5, 1997, Asheville, NC. (poster presentation).
Suh, C, D.B. Orr, J. Van Duyn. Development of Augmentative Releases of Trichogramma exiguum for Suppression of Heliothine Pests in Cotton. Center for Integrated Pest Management, Annual Meeting, May 12, 1997, Raleigh, NC. (poster presentation).
Suh, C, D.B. Orr, J. Van Duyn. Development of Augmentative Releases of Trichogramma exiguum for Suppression of Heliothine Pests in Cotton. Entomological Society of America, Annual Meeting, Dec. 14-18, 1997, Memphis, TN. (poster presentation).
Shetty, P., D.B. Orr, and J. Walgenbach. Assessing the Feasibility of Inundative Field Release of Trichogramma exiguum to Suppress Damaging Populations of Platynota idauesalis Walker. Entomological Society of America, Annual Meeting, Dec. 14-18, 1997, Memphis, TN. (poster presentation).
Suh, C, D.B. Orr, J. Van Duyn. Reevaluation of Trichogramma Releases for Suppression of Heliothine Pests in Cotton. Beltwide Cotton Conference, Jan. 5-8, 1998, San Diego, CA. (15 min. presentation).
Shetty, P., D.B. Orr, and J. Walgenbach. Assessing the Feasibility of Inundative Field Release of Trichogramma exiguum to Suppress Damaging Populations of Platynota idauesalis Walker. Entomological Society of America, Annual Meeting, Nov. 8-12, 1998, Las Vegas, NV. (10 minute presentation).
Orr, D.B. Biological Control of Kudzu?. Seminar, NCSU Department of Entomology, October 25, 1999.
Thornton, M.R., D.B. Orr, and M.M. Gibbs. Pollination ans Seed Herbivory of Kudzu in the United States. Entomological Society of America, Annual Meeting, Dec. 12-16, 1998, Atlanta, GA. (poster presentation).
Kidd, K., and D.B. Orr. Comparative Feeding, Preimaginal Development and Oviposition of the Soybean Looper on Kudzu and Soybean. Entomological Society of America, Annual Meeting, Dec. 12-16, 1998, Atlanta, GA. (poster presentation).
Orr, D.B., K. Britton, and J. Sun. Biological Control of Kudzu in the United States? Entomological Society of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (10 minute talk).
Thornton, M, D.B. Orr, and M. Gibbs. Arthropod Fauna Associated with Kudzu (Pueraria montana var. lobata Willd) in North Carolina. Entomological Society of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (10 minute talk).
Kidd, K., D.B. Orr, J. Neal, and M. Gibbs. Growth of Kudzu from Chinese and USA Sources: is Imported Better? Entomological Society of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (Poster Presentation).
Gibbs, M., C. Suh, A. Jerraya, and D.B. Orr. Reproductive Biology of Trichogramma exiguum (Pinto and Platner), a ubiquitous egg parasitoid in the US. Entomological Society of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (poster presentation).
Vasquez, G., D.B. Orr, J. Baker, and M. Gibbs. Quality of Commercially Available Whitefly and Aphid Biological Control Agents in the United States. Entomological Society of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (poster presentation).
Philip, M., D.B. Orr, and F. Hain.
Evaluation of Biorational and Biological Control Tactics for Rhyacionia frustrana
suppression in Virginia Pine Christmas Tree Plantations. Entomological Society
of America, Annual Meeting, Dec. 3-7, 2000, Montreal, Canada. (poster presentation).