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                    U.S. DEPARTMENT OF AGRICULTURE
 Weed and Insect Biology Research: Fargo, ND
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ARS Home Plains Area Fargo, North Dakota Edward T. Schafer Agricultural Research Center Weed and Insect Biology Research People & Locations







William P Kemp

(Bill)
                        Weed and Insect Biology Research

                        




                        
                        Collaborator
                        Phone: (701) 239-1286
                        
                        
                        Fax: (Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            **Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Comparison of the chemical compositions of the cuticle and the Dufour's gland of two solitary bee species from laboratory and field conditions

- (Peer Reviewed Journal)Pitts Singer, T., Hagen, M.M., Helm, B.R., Highland, S., Buckner, J.S., Kemp, W.P. 2017. Comparison of the chemical compositions of the cuticle and the Dufour's gland of two solitary bee species from laboratory and field conditions. Journal of Chemical Ecology. 43(5):451–468.Transcription analysis of overwintering dormancy in the Blue Orchard Bee

- (Abstract Only)Melicher, D.M., Kemp, W.P., Yocum, G.D., Rinehart, J.P. 2017. Transcription analysis of overwintering dormancy in the Blue Orchard Bee [abstract]. Proceedings of the XXV International Plant and Animal Genome, January 14-18, 2017, San Diego, CA. Poster # P0195.Pre-wintering conditions and post-winter performance in a solitary bee

- (Abstract Only)Sgolastra, F., Arnan, X., Pitts Singer, T., Maini, S., Kemp, W.P., Bosch, J. 2016. Pre-wintering conditions and post-winter performance in a solitary bee [abstract]. 2016 XXV International Congress of Entomology. 09/25/2016-09/30/2016. Orlando, FL. Talk #3520.How hives collapse: Allee effects, ecological resilience, and the honey bee
                                                        

- (Peer Reviewed Journal)Dennis, B., Kemp, W.P. 2016. How hives collapse: Allee effects, ecological resilience, and the honey bee. PLoS One. 11(2): e0150055. doi:10.1371/journal.pone.0150055.Optimizing fluctuating thermal regime storage of developing Megachile rotundata
                                                        

- (Peer Reviewed Journal)Rinehart, J.P., Yocum, G.D., Kemp, W.P., Bowsher, J.H. 2016. Optimizing fluctuating thermal regime storage of developing Megachile rotundata (Hymenoptera: Megachilidae). Journal of Economic Entomology. 109(3):993-1000.Pre-wintering conditions and post-winter performance in a solitary bee: does diapause impose an energetic cost on reproductive success?

- (Peer Reviewed Journal)Sgolastra, F., Arnan, X., Pitts Singer, T., Maini, S., Kemp, W.P., Bosch, J. 2015. Pre-wintering conditions and post-winter performance in a solitary bee: does diapause impose an energetic cost on reproductive success? Ecological Entomology. doi: 10.1111/een.12292.Thermoperiodism synchronizes emergence in the alfalfa leafcutting bee (Hymenoptera: Megachilidae)
                                                        

- (Peer Reviewed Journal)Yocum, G.D., Rinehart, J.P., Yocum, I.S., Kemp, W.P., Greenlee, K.J. 2016. Thermoperiodism synchronizes emergence in the alfalfa leafcutting bee (Hymenoptera: Megachilidae). Environmental Entomology. 45(1):245-251.Variations in thermal history lead to dyssynchronous diapause development

- (Abstract Only)Yocum, G.D., Childers, A.K., Rinehart, J.P., Kemp, W.P., Pitts Singer, T., Bowsher, J.H. 2015. Variations in thermal history lead to dyssynchronous diapause development [abstract]. 63rd Annual Meeting of the Entomological Society of America, November 15-18, 2015, Minneapolis, MN. p. 176.Genomic signatures of evolutionary transitions from solitary to group living
                                                        

- (Peer Reviewed Journal)Kapheim, K.M., Pan, H., Yocum, G.D., Kemp, W.P., Evans, J.D., Robinson, G.E., Zhang, G., et. al. 2015. Genomic signatures of evolutionary transitions from solitary to group living. Science. 348(6239):1139-1143.Exposure to suboptimal temperatures during metamorphosis reveals a critical developmental window in the solitary bee, Megachile rotundata
                                                        

- (Peer Reviewed Journal)Bennett, M.M., Cook, K.M., Rinehart, J.P., Yocum, G.D., Kemp, W.P., Greenlee, K.J. 2015. Exposure to suboptimal temperatures during metamorphosis reveals a critical developmental window in the solitary bee, Megachile rotundata. Physiological and Biochemical Zoology. 88(5):508-520.Transcriptional responses to fluctuating thermal regimes underpinning differences in survival in the solitary bee Megachile rotundata
                                                        

- (Peer Reviewed Journal)Torson, A.S., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Bowsher, J.H. 2015. Transcriptional responses to fluctuating thermal regimes underpinning differences in survival in the solitary bee Megachile rotundata. Journal of Experimental Biology. 218(7):1060-1068.Key molecular processes of the diapause to post-diapause quiescence transition in the alfalfa leafcutting bee Megachile rotundata identified by comparative transcriptome analysis
                                                        

- (Peer Reviewed Journal)Yocum, G.D., Rinehart, J.P., Horvath, D.P., Kemp, W.P., Bosch, J., Alroobi, R., Salem, S. 2015. Key molecular processes of the diapause to post-diapause quiescence transition in the alfalfa leafcutting bee Megachile rotundata identified by comparative transcriptome analysis. Physiological Entomology. 40(2):103-112.Allee effects and colony collapse disorder in honey bees

- (Abstract Only)Dennis, B., Kemp, W.P. 2015. Allee effects and colony collapse disorder in honey bees [abstract]. 2015 Joint Mathematics Meetings. Paper No. 1106-92-1258.Changes in respiratory structure and function during post-diapause development in the alfalfa leafcutting bee, Megachile rotundata
                                                        

- (Peer Reviewed Journal)Owings, A.A., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Greenlee, K.J. 2014. Changes in respiratory structure and function during post-diapause development in the alfalfa leafcutting bee, Megachile rotundata. Journal of Insect Physiology. 66:20-27.Cell position during larval development affects postdiapause development in Megachile rotundata (Hymenoptera: Megachilidae)
                                                        

- (Peer Reviewed Journal)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2014. Cell position during larval development affects postdiapause development in Megachile rotundata (Hymenoptera: Megachilidae). Environmental Entomology. 43(4):1045-1052.Implications of season and management protocol on the landscape of gene regulation during diapause development in the Alfalfa Leaf Cutting Bee

- (Abstract Only)Yocum, G.D., Bennett, A.K., Rinehart, J.P., Kemp, W.P., Pitts Singer, T., Bowsher, J.H. 2014. Implications of season and management protocol on the landscape of gene regulation during diapause development in the Alfalfa Leaf Cutting Bee [abstract]. 8th Annual Arthropod Genomics Sympsium. 06/12-14/2014. University of Illinois at Urbana-Champaign. Paper No. 43.Acute and chronic effects of transportation stress in the honey bee, Apis mellifera

- (Abstract Only)Bennett, A.K., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Peterson, S. 2014. Acute and chronic effects of transportation stress in the honey bee, Apis mellifera [abstract]. 8th Annual Arthropod Genomics Sympsium. 06/12-14/2014. University of Illinois at Urbana-Champaign. Paper No. 21.Extended hypoxia in the alfalfa leafcutting bee, Megachile rotundata, increases survival but causes sub-lethal effects
                                                        

- (Peer Reviewed Journal)Abdelrahman, H., Rinehart, J.P., Yocum, G.D., Greenlee, K.J., Helm, B.R., Kemp, W.P., Schulz, C.H., Bowsher, J.H. 2014. Extended hypoxia in the alfalfa leafcutting bee, Megachile rotundata, increases survival but causes sub-lethal effects. Journal of Insect Physiology. 64:81-89.Reverse engineering of legacy agricultural phenology modeling system

- (Peer Reviewed Journal)Yocum, I.S., Reza, H., Kemp, W.P., Rinehart, J.P., Dennis, B. 2014. Reverse engineering of legacy agricultural phenology modeling system. In: Proceedings of the 11th International Conference on Information Technology: New Generations, April 7-9, 2014, Las Vegas, NV. p. 508-513.Low temperature stress during pupal development and its effects on adult performance in alfalfa leafcutting bees

- (Abstract Only)Edwards, J.D., Greenlee, K.J., Cummings, S.E., Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2014. Low temperature stress during pupal development and its effects on adult performance in alfalfa leafcutting bees [abstract]. Emerging Researchers National Conference. February 20-22, 2014. Washington, D.C. page A111.The effect of post-diapause development on respiratory function in the alfalfa leaf-cutting bee, Megachile rotundata

- (Abstract Only)Owings, A.A., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Greenlee, K.J. 2014. The effect of post-diapause development on respiratory function in the alfalfa leaf-cutting bee, Megachile rotundata [abstract]. Annual Meeting of Society of Integrative and Comparative Biology. January 307, 2014. Austin, TX. Abstract Book page 255.The genetic components of extended life expectancy in chilled, post-diapause quiescent Alfalfa Leafcutting Bees, Megachile rotundata

- (Abstract Only)Torson, A.S., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Bowsher, J.H. 2014. The genetic components of extended life expectancy in chilled, post-diapause quiescent Alfalfa Leafcutting Bees, Megachile rotundata [abstract]. Annual Meeting of Society of Integrative and Comparative Biology. January 3-7, 2014. Austin, TX. Abstract Book page 345.The long winter: the synergy between fluctuating thermal regime and quiescence physiology in the pollinator, Megachile rotundata

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Torson, A.S., Greenlee, K.J., Kemp, W.P., Bowsher, J.H. 2013. The long winter: the synergy between fluctuating thermal regime and quiescence physiology in the pollinator, Megachile rotundata [abstract]. 5th International Symposium on the Environmental Physiology of Ectotherms and Plants. p. 57.Nest marking behavior and chemical composition of olfactory cues involved in nest recognition in Megachile rotundata

- (Peer Reviewed Journal)Guedot, C.N., Buckner, J.S., Hagen, M.M., Bosch, J., Kemp, W.P., Pitts Singer, T. 2013. Nest marking behavior and chemical composition of olfactory cues involved in nest recognition in Megachile rotundata. Environmental Entomology. 42(4):779-789.Effects of extended prepupal storage duration on adult flight physiology of the alfalfa leafcutting bee (Hymenoptera: Megachilidae)
                                                        

- (Peer Reviewed Journal)Bennett, M.M., Petersen, K., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Greenlee, K.J. 2013. Effects of extended prepupal storage duration on adult flight physiology of the alfalfa leafcutting bee (Hymenoptera: Megachilidae). Journal of Economic Entomology. 106(3):1089-1097.A fluctuating thermal regime improves long-term survival of quiescent prepupal Megachile rotundata (Hymenoptera: Megachilidae)
                                                        

- (Peer Reviewed Journal)Rinehart, J.P., Yocum, G.D., Kemp, W.P., Greenlee, K.J. 2013. A fluctuating thermal regime improves long-term survival of quiescent prepupal Megachile rotundata (Hymenoptera: Megachilidae). Journal of Economic Entomology. 106(3):1081-1088.Critical PO2 of developing Megachile rotundata, the alfalfa leaf-cutting bee

- (Abstract Only)Owings, A., Yocum, G.D., Rinehart, J.P., Kemp, W.P., Greenlee, K. 2013. Critical PO2 of developing Megachile rotundata, the alfalfa leaf-cutting bee [abstract]. The Society for Integrative Comparative Biology Annual Meeting. January 3-7, 2013. San Francisco, CA. Abstract Book page 278.Transcriptome profiling of diapause and post-diapause quiescent alfalfa leafcutting bees

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Horvath, D.P., Kemp, W.P. 2012. Transcriptome profiling of diapause and post-diapause quiescent alfalfa leafcutting bees. Meeting Abstract. Paper No. D0253.Thermoperiodism in the cavity nesting alfalfa leafcutting bee, Megachile rotundata

- (Abstract Only)Rinehart, J.P., Yocum, G.D., Kemp, W.P. 2012. Thermoperiodism in the cavity nesting alfalfa leafcutting bee, Megachile rotundata [Abstract]. Entomological Society of America Annual Meeting. Paper No. D0254.Duration of prepupal summer dormancy regulates synchronization of adult diapause with winter temperatures in bees of the genus Osmia

- (Peer Reviewed Journal)Sgolastra, F., Kemp, W.P., Maini, S., Bosch, J. 2012. Duration of prepupal summer dormancy regulates synchronization of adult diapause with winter temperatures in bees of the genus Osmia. Journal of Insect Physiology. 58(7):924-933.Improved storage of the pollinator, Megachile rotundata

- (Other)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2012. Improved storage of the pollinator, Megachile rotundata. (Newsletter, WInter 2011) Association of Natural Biocontrol Producers (ANBP). 10(2):6.Duration and frequency of the high temperature pulse affect survival of emergence-ready Megachile rotundata (Hymenoptera: Megachilidae) during low-temperature incubation

- (Peer Reviewed Journal)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2012. Duration and frequency of the high temperature pulse affect survival of emergence-ready Megachile rotundata (Hymenoptera: Megachilidae) during low-temperature incubation. Journal of Economic Entomology. 105(1):14-19.The long summer: Pre-wintering temperatures affect metabolic expenditure and winter survival in a solitary bee

- (Peer Reviewed Journal)Sgolastra, F., Kemp, W.P., Buckner, J.S., Pitts Singer, T., Maini, S., Bosch, J. 2011. The long summer: Pre-wintering temperatures affect metabolic expenditure and winter survival in a solitary bee. Journal of Insect Physiology. 57(12):1651-1659.Cyclic CO2 emissions during the high temperature pulse of fluctuating thermal regime in eye-pigmented pupae of Megachile rotundata

- (Peer Reviewed Journal)Yocum, G.D., Greenlee, K.J., Rinehart, J.P., Bennett, M.E., Kemp, W.P. 2011. Cyclic CO2 emissions during the high temperature pulse of fluctuating thermal regime in eye-pigmented pupae of Megachile rotundata. Comparative Biochemistry and Physiology. 160(4):480-485.  doi:10.1016/j.cbpa.2011.08.004.A fluctuating thermal regime improves survival of cold-mediated delayed emergence in developing Megachile rotundata (Hymenoptera: Megachilidae)

- (Peer Reviewed Journal)Rinehart, J.P., Yocum, G.D., West, M.S., Kemp, W.P. 2011. A fluctuating thermal regime improves survival of cold-mediated delayed emergence in developing Megachile rotundata (Hymenoptera: Megachilidae). Journal of Economic Entomology. 104(4):1162-1166.Effect of temperature on post-wintering development and total lipid content of alfalfa leafcutting bees

- (Peer Reviewed Journal)O'Neill, K.M., O'Neill, R.P., Kemp, W.P., Delphia, C.M. 2011. Effect of temperature on post-wintering development and total lipid content of alfalfa leafcutting bees. Environmental Entomology. 40(4):917-930.Timing of eclosion affects diapause development, fat body consumption and longevity in Osmia lignaria, a univoltine, adult-wintering solitary bee

- (Peer Reviewed Journal)Bosch, J., Sgolastra, F., Kemp, W.P. 2010. Timing of eclosion affects diapause development, fat body consumption and longevity in Osmia lignaria, a univoltine, adult-wintering solitary bee. Journal of Insect Physiology. 56(12):1949-1957.Fluctuating thermal regimes improve survival of the alfalfa leafcutting bee during cold storage

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2010. Fluctuating Thermal Regimes Improve Survival of the Alfalfa Leafcutting Bee During Cold Storage [abstract]. 1st International Conference on Pollinator Biology, Health and Policy, July 24-28, 2010, University Park, PA. p. 9.Variable Temperatures Improves Survival of the Alfalfa Leafcutting Bee During Cold Storage

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2010. Variable Temperatures Improves Survival of the Alfalfa Leafcutting Bee During Cold Storage. Meeting Poster. 41st Annual Winter Seed Conference. January 17-19, 2010. Las Vegas, NV.Interrupted Incubation and Short-Term Storage of the Alfalfa Pollinator, Megachile rotundata (Hymenoptera: Megachilidae): A Potential Tool for Synchronizing Bees With Bloom

- (Peer Reviewed Journal)Yocum, G.D., Rinehart, J.P., West, M.S., Kemp, W.P. 2010. Interrupted Incubation and Short-Term Storage of the Alfalfa Pollinator, Megachile rotundata (Hymenoptera: Megachilidae): A Potential Tool for Synchronizing Bees With Bloom. Journal of Economic Entomology. 103(2):234-241.Effect of Temperature Regime on Diapause Intensity in an Adult-Wintering Hymenopteran with Obligate Diapause

- (Peer Reviewed Journal)Sgolastra, F., Bosch, J., Molowny, R., Maini, S., Kemp, W.P. 2010. Effect of Temperature Regime on Diapause Intensity in an Adult-Wintering Hymenopteran with Obligate Diapause. Journal of Insect Physiology. 56(2):185-194.Synchronizing Bees With Bloom: Interrupted Incubation and Short-Term Storage of the Alfalfa Pollinator, Megachile rotundata (Hymenoptera: Megachilidae)

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2009. Synchronizing Bees With Bloom: Interrupted Incubation and Short-Term Storage of the Alfalfa Pollinator, Megachile rotundata (Hymenoptera: Megachilidae) [abstract]. Entomological Society of America Annual Meeting. Poster No. D0153.Synchronizing the Alfalfa Seed Production Pollinator, Megachile rotundata (F.), with Peak Bloom: Effects of Water Balance

- (Abstract Only)Rinehart, J.P., Yocum, G.D., Kemp, W.P. 2009. Synchronizing the Alfalfa Seed Production Pollinator, Megachile rotundata (F.), with Peak Bloom: Effects of Water Balance [abstract]. Entomological Society of America Annual Meeting. Poster No. D0152.Cuticular Lipids of Female Solitary Bees, Osmia lignaria Say and Megachile rotundata (F.) (Hymenoptera: Megachilidae)

- (Peer Reviewed Journal)Buckner, J.S., Pitts Singer, T., Guedot, C.N., Hagen, M.M., Fatland, C.L., Kemp, W.P. 2009. Cuticular Lipids of Female Solitary Bees, Osmia lignaria Say and Megachile rotundata (F.) (Hymenoptera: Megachilidae). Comparative Biochemistry and Physiology B. 153(2):200-205.Relationship between body size and homing ability in the genus Osmia (Hymenoptera; Megachilidae)

- (Peer Reviewed Journal)Guedot, C., Borsch, J., Kemp, W.P. 2009. Relationship between body size and homing ability in the genus Osmia (Hymenoptera; Megachilidae). Ecological Entomology. 34:158-161. DOI: 10.1111/j.1365-2311.2008.01054.x.Short-term low temperature storage of alfalfa leafcutting bee

- (Abstract Only)Yocum, G.D., Rinehart, J.P., Kemp, W.P. 2008. Short-term low temperature storage of alfalfa leafcutting bee. [Abstract]. Entomological Society of America Annual Meeting. Poster # D0812, p. 107.Fungicide Tests on Adult Alfalfa Leafcutting Bees Megachile rotundata (F.) (Hymenoptera:Megachilidae)

- (Peer Reviewed Journal)Huntzinger, C., James, R.R., Bosch, J., Kemp, W.P. 2008. Fungicide Tests on Adult Alfalfa Leafcutting Bees Megachile rotundata (F.) (Hymenoptera:Megachilidae). Journal of Economic Entomology. 101(3): 660-667Laboratory Bioassays to Evaluate Fungicides for Chalkbrood Control in Larvae of the Alfalfa Leafcutting Bee, Megachile rotundata (Hymenoptera: Megachilidae)

- (Peer Reviewed Journal)Huntzinger, C., James, R.R., Bosche, J., Kemp, W.P. 2008. Laboratory Bioassays to Evaluate Fungicides for Chalkbrood Control in Larvae of the Alfalfa Leafcutting Bee, Megachile rotundata (Hymenoptera: Megachilidae). Journal of Economic Entomology 101(3):660-667.Field use of an incubation box for improved emergence timing of Osmia lignaria populations used for orchard pollination

- (Peer Reviewed Journal)Pitts Singer, T., Bosch, J., Kemp, W.P., Trostle, G.E. 2008. Field use of an incubation box for improved emergence timing of Osmia lignaria populations used for orchard pollination. Apidologie. 39: 235-246Foraging and Nesting Behavior of the Mason Bee Osmia lignaria (Hymenoptera: Megachilidae) in the Presence of Fungicides: Cage Studies

- (Peer Reviewed Journal)EFFECT OF THREE DIMENSION AND COLOR CONTRAST PATTERNS ON NEST LOCALIZATION PERFORMANCE OF TWO SOLITARY BEES (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Guedot, C., Bosch, J., Kemp, W.P. 2007. Effect of three dimension and color contrast patterns on nest localization performance of two solitary bees (hymenoptera: megachilidae). Journal of Kansas Entomological Society. 80:2:90-104.THERMAL HISTORY INFLUENCES DIAPAUSE DEVELOPMENT IN THE SOLITARY BEE MEGACHILE ROTUNDATA

- (Peer Reviewed Journal)Yocum, G.D., Kemp, W.P., Bosch, J., Knoblett, J.N. 2006. Thermal history influences diapause development in the solitary bee Megachile rotundata. Journal of Insect Physiology. 52(11-12):1113-1120.CHANGES IN RESPIRATORY QUOTIENT AND GENE EXPRESSION IN MEGACHILE ROTUNDATA PREPUPAE DURING THE TRANSITION FROM DIAPAUSE TO POSTDIAPAUSE AT A CONSTANT 4°C

- (Abstract Only)Yocum, G.D., Kemp, W.P., Bosch, J., Knoblett, J.N. 2006. Changes in respiratory quotient and gene expression in Megachile rotundata prepupae during the transition from diapause to postdiapause at a constant 4 deg. C. [abstract]. 5th International Symposium on Molecular Insect Science. p. 93.EFFECTS OF THREE-DIMENSIONAL AND COLOR PATTERNS ON NEST LOCATION AND PROGENY MORTALITY IN ALFALFA LEAFCUTTING BEE (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Guedot, C., Bosch, J., Kemp, W.P., James, R.R. 2006. Effects of three-dimensional and color patterns on nest location and progeny mortality in alfalfa leafcutting bee (Hymenoptera: Megachilidae). Journal of Environmental Entomology. 99(3):626-633.OLFACTORY CUES AND NEST RECOGNITION IN THE SOLITARY BEE OSMIA LIGNARIA

- (Peer Reviewed Journal)Guedot, C., Pitts Singer, T.L., Buckner, J.S., Bosch, J., Kemp, W.P. 2006. Olfactory cues and nest recognition in the solitary bee Osmia lignaria. Physiological Entomology. 31:110-119.EFFECT OF TEMPERATURE ON OSMIA LIGNARIA (HYMENOPTERA:MEGACHILIDAE) PREPUPA-ADULT DEVELOPMENT, SURVIVAL, AND EMERGENCE

- (Peer Reviewed Journal)Kemp, W.P., Bosch, J. 2005. Effect of temperature on Osmia lignaria (hymenoptera:megachilidae) prepupa-adult development, survival, and emergence. Journal of Economic Entomology. 98(6):1917-1923.EFFECT OF TEMPERATURE ON OSMIA LIGNARIA (HYMENOPTERA: MEGACHILIDAE) PREPUPA-ADULT DEVELOPMENT, SURVIVAL, AND EMERGENCE IN THE ORCHARD POLLINATOR

- (Peer Reviewed Journal)Kemp, W.P., Bosch, J. 2005. Effect of temperature on osmia lignaria (hymenoptera: megachilidae) prepupa-adult development, survival, and emergence in the orchard pollinator. Journal of Economic Entomology. 98(6):1917-1923.BEE POPULATION RETURNS AND CHERRY YIELDS IN AN ORCHARD POLLINATED WITH OSMIA LIGNARIA (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Bosch, J., Kemp, W.P., Trostle, G.E. 2006. Bee population returns and cherry yields in an orchard pollinated with Osmia lignaria (Hymenoptera: Megachilidae). Journal of Economic Entomology. 99(2):408-413.THE RELATIVE IMPORTANCE OF VERTICAL AND HORIZONTAL VISUAL CUES IN NEST LOCATION BY MEGACHILE ROTUNDATA

- (Peer Reviewed Journal)Guedot, C., Bosch, J., Kemp, W.P. 2005. The relative importance of vertical and horizontal visual cues in nest location by Megachile rotundata. Journal of Apicultural Research. 44(3):109-115.ASSESSING DELAYED AND ACUTE TOXICITY OF FIVE FORMULATED FUNGICIDES TO OSMIA LIGNARIA SAY AND APIS MELLIFERA

- (Peer Reviewed Journal)Ladurner, E., Bosch, J., Kemp, W.P., Maini, S. 2005. Assessing delayed and acute toxicity of five formulated fungicides to Osmia lignaria Say and Apis mellifera. Apidologie. 36:449-460.EVALUATION OF A STANDARD ARTIFICIAL FLOWER DESIGN TO FEED INDIVIDUAL BEES KNOWN AMOUNTS OF PESTICIDES

- (Peer Reviewed Journal)Ladurner, E., Bosch, J., Kemp, W.P., Maini, S. 2005. Evaluation of a standard artificial flower design to feed individual bees known amounts of pesticides. Apidologie. 36:379-387.TEMPORAL VARIATION IN OVERWINTERING GENE EXPRESSION AND RESPIRATION IN THE SOLITARY BEE MEGACHILE ROTUNDATA

- (Peer Reviewed Journal)Yocum, G.D., Kemp, W.P., Bosch, J., Knoblett, J.N. 2005. Temporal variation in overwintering gene expression and respiration in the solitary bee Megachile rotundata. Journal of Insect Physiology. 51(6):621-629.CHARACTERIZATION OF TRIACYLGLYCEROLS FROM OVERWINTERING PREPUPAE OF THE ALFALFA POLLINATOR MEGACHILE ROTUNDATA (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Buckner, J.S., Kemp, W.P., Bosch, J. 2004. Characterization of triacylglycerols from overwintering prepupae of the alfalfa pollinator Megachile rotundata (Hymenoptera: Megachilidae). Archives of Insect Biochemistry and Physiology. 57(1):1-14.THE LIFE CYCLE OF OSMIA LIGNARIA: IMPLICATIONS FOR REARING POPULATIONS

- (Proceedings)ALFALFA LEAFCUTTING BEE POPULATION DYNAMICS, FLOWER AVAILABILITY, AND POLLINATION RATES IN TWO OREGON ALFALFA FIELDS

- (Peer Reviewed Journal)Bosch, J., Kemp, W.P. 2005. Alfalfa leafcutting bee population dynamics, flower availability, and pollination rates in two Oregon alfalfa fields. Journal of Economic Entomology. 98(4):1077-1086.LEAFHOPPER ASSEMBLAGES ON NATIVE AND RESEEDED GRASSLANDS IN SOUTHWESTERN MONTANA

- (Peer Reviewed Journal)Bess, J.A., O'Neill, K.M., Kemp, W.P. 2004. Leafhopper assemblages on native and reseeded grasslands in southwestern Montana. Western North American Naturalist. 64(4):518-531.EFFECT OF PRE-WINTERING AND WINTERING TEMPERATURE REGIMES ON WEIGHT LOSS, SURVIVAL, AND EMERGENCE TIME IN THE MASON BEE OSMIA CORNUTA (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Bosch, J., Kemp, W.P. 2004. Effect of pre-wintering and wintering temperature regimes on weight loss, survival, and emergence time in the mason bee Osmia cornuta (hymenoptera: megachilidae). Apidologie. 35:469-479.OXYGEN CONSUMPTION DURING THE LIFE CYCLE OF THE PREPUPA-WINTERING BEE MEGACHILE ROTUNDATA (F.) AND THE ADULT-WINTERING BEE OSMIA LIGNARIA SAY (HYMENOPTERA: MEGACHILIDAE

- (Peer Reviewed Journal)Kemp, W.P., Bosch, J., Dennis, B. 2004. Oxygen consumption during the life cycle of the prepupa-wintering bee Megachile rotundata (f.) and the adult-wintering bee Osmia lignaria say (Hymenoptera: Megachilidae. Annals of the Entomological Society of America.97(1):161-170.A METHOD TO FEED BEES (HYMENOPTERA: APIFORMES) KNOWN AMOUNTS OF PESTICIDES

- (Peer Reviewed Journal)Ladurner, E., Bosch, J., Maini, S., Kemp, W.P. 2003. A method to feed bees (Hymenoptera: Apiformes) known amounts of pesticides. Apidologie. 34:597-602.EFFECT OF WINTERING DURATION AND TEMPERATURE ON SURVIVAL AND EMERGENCE TIME IN THE ORCHARD POLLINATOR OSMIA LIGNARIA (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Bosch, J., Kemp, W.P. 2003. Effect of wintering duration and temperature on survival and emergence time in the orchard pollinator Osmia lignaria (Hymenoptera: Megachilidae). Environmental Entomology. 32(4):711-716.SWEEP SAMPLING TECHNIQUE AFFECTS ESTIMATES OF THE RELATIVE ABUNDANCE AND COMMUNITY COMPOSITION OF GRASSHOPPERS (ORTHOPTERA: ACRIDIDAE)

- (Peer Reviewed Journal)O'Neill, K.M., Larson, D.P., Kemp, W.P. 2003. Sweep sampling technique affects estimates of the relative abundance and community composition of grasshoppers (Orthoptera:Acrididae). Journal of Agric. and Urban Entomology. 19(3):125-131.DIAPAUSE REGULATED GENE EXPRESSION AND RESPIRATION IN FIELD COLLECTED OVERWINTERING ALFALFA LEAFCUTTING BEES, MEGACHILE ROTUNDATA.

- (Other)Yocum, G.D., Kemp, W.P. 2004. Diapause regulated gene expression and respiration in field collected overwintering alfalfa leafcutting bees, Megachile rotundata. Genbank. Accession nos. AY550115-AY550118.LIPID COMPOSITION OF OVERWINTERING ALFALFA LEAFCUTTING BEE PREPUPAE

- (Abstract Only)A SIX-LEGGED SECRET TO IMPROVE FRUIT TREE POLLINATION

- (Popular Publication)KEMP, W.P., BOSCH, J. A SIX-LEGGED SECRET TO IMPROVE FRUIT TREE POLLINATION. AMERICAN BEE JOURNAL. 2002. 142(7):501-503FIELD-SCALE VARIATIONS IN PLANT AND GRASSHOPPER COMMUNITIES: A GIS BASED   ASSESSMENT

- (Peer Reviewed Journal)Kemp, W.P., O'Neill, K.M., Cigliano, M.M., Torrusio, S. 2002. Field-scale variations in plant and grasshopper communities: a gis based assessment. Transactions in Geographic Information Systems.DEVELOPING AND ESTABLISHING BEE SPECIES AS CROP POLLINATORS: THE EXAMPLE   OF OSMIA SPP. (HYMENOPTERA: MEGACHILIDAE) AND FRUIT TREES.

- (Peer Reviewed Journal)Bosch, J., Kemp, W.P. 2002. Developing and establishing bee species as crop pollinators: the example of osmia spp. (hymenoptera: megachilidae) and fruit trees.. Bulletin of Entomological Research.HOW TO MANAGE THE BLUE ORCHARD BEE

- (Book / Chapter)Bosch, J., Kemp, W.P. 2002. How to manage the blue orchard bee. Beltsville: Sustainable Agriculture. 88 p.BEES IN YOUR BACKYARD

- (Trade Journal)KEMP, W.P. BEES IN YOUR BACKYARD. AMERICAN BEE JOURNAL. 2001. 141(3):183-185POST-COCOONING TEMPERATURES AND DIAPAUSE IN THE ALFALFA POLLINATOR         MEGACHILE ROTUNDATA (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Kemp, W.P., Bosch Gras, J. 2001. Post-cocooning temperatures and diapause in the alfalfa pollinator         megachile rotundata (hymenoptera: megachilidae). Annals of the Entomological Society of America.NATURAL ENEMY ASSEMBLAGES ON NATIVE AND RESEEDED GRASSLANDS IN SOUTHWESTERN MONTANA:  A FAMILY-LEVEL ANALYSIS

- (Peer Reviewed Journal)O'Neill, K.M., Kemp, W.P., Seibert, C., Rolston, M.G., Bess, J.A., Philips, T.K. 2001. Natural enemy assemblages on native and reseeded grasslands in southwestern montana:  a family-level analysis. Western North American Naturalist. 61:195-203THE ROLE OF COOPERATIVE RESEARCH AT THE LOGAN BEE LABATORY

- (Proceedings)Kemp, W.P. 2000. The role of cooperative research at the logan bee labatory. Meeting Abstract.THE FUTURE OF CROP POLLINATION

- (Trade Journal)Kemp, W.P. 2000. The future of crop pollination. American Bee Journal.140:851-853DEVELOPMENTAL BIOLOGY AND REARING METHODS FOR OSMIA BEES USED AS CROP      POLLINATORS

- (Proceedings)Bosch Gras, J., Kemp, W.P. 2000. Developmental biology and rearing methods for osmia bees used as crop pollinators. Specialists' Meeting on Insect Pollination in Greenhouses.MANAGEMENT OF OSMIA LIGNARIA (HYMENOPTERA: MEGACHILIDAE) POPULATIONS FOR   ALMOND POLLINATION: METHODS TO ADVANCE BEE EMERGENCE

- (Peer Reviewed Journal)Bosch Gras, J., Kemp, W.P., Peterson, S.S. 2000. Management of osmia lignaria (hymenoptera: megachilidae) populations for   almond pollination: methods to advance bee emergence. Environmental Entomology.DEVELOPMENT AND EMERGENCE OF THE ALFALFA POLLINATOR, MEGACHILE ROTUNDATA   (HYMENOPTERA: MEGACHILIDAE)

- (Peer Reviewed Journal)Kemp, W.P., Bosch Gras, J. 2000. Development and emergence of the alfalfa pollinator, megachile rotundata (hymenoptera: megachilidae). Annals of the Entomological Society of America.DEVELOPMENT AND EMERGENCE OF THE ORCHARD POLLINATOR, OSMIA LIGNARIA        (HYMENOPTERA:  MEGACHILIDAE)

- (Peer Reviewed Journal)Bosch Gras, J., Kemp, W.P. 2000. Development and emergence of the orchard pollinator, osmia lignaria (hymenoptera:  megachilidae). Environmental Entomology.EXCEPTIONAL CHERRY PRODUCTION IN AN ORCHARD POLLINATED WITH BLUE ORCHARD   BEES

- (Peer Reviewed Journal)AGENEOTETTIX DEORUM (ORTHOPTERA:ACRIDIDAE) POST DIAPAUSE DEVELOPMENT       AND PREDICTION OF HATCH

- (Peer Reviewed Journal)ECOLOGICAL BOTTLENECKS IN COMMERCIALLY MANAGED POPULATIONS OF THE ALFALFA  LEAFCUTTING BEE

- (Proceedings)EXPANDING THE POLLINATOR BASE FOR SOUTHERN CALIFORNIA AVOCADOS

- (Popular Publication)AGENEOTETTIX DEARUM: POST DIAPAUSE DEVELOPMENT AND PREDICTION OF HATCH

- (Peer Reviewed Journal)TEMPORAL SHIFTS IN DENSITIES OF GRASSHOPPER SPECIES (ORTHOPTERA: ACRIDIDAE)BETWEEN WINTER WHEAT (TRITICUM AESTIVUM L.) AND ADJACENT RANGELAND

- (Peer Reviewed Journal)
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