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Matthew H Kramer    Collaborator Matthew Kramer Statistician, Agricultural Research Service, Beltsville Agricultural Research Center, USDA Matthew.Kramer@usda.gov  /ARSUserFiles/3122/MattKramer-med.jpg  Phone: (301) 504-8121 Fax: (301) 504-9442Room 33010300 BALTIMORE AVENUE BLDG 003 BARC-WEST BELTSVILLE, MD, 20705-2350 Recorded Webinars 2016-09-22 Strategies for reducing control group size in experiments using live animals: pdf of slides; link to play video recording: https://www.ars.usda.gov/ARSUserFiles/80000000/kramer20160922-SampleSizes.mp4 Other recorded webinars, by myself and other NEA statisticians, are available at: https://www.ars.usda.gov/northeast-area/docs/statistics-group/  Peer-Reviewed Publications (since 1986; most recent first) de Carvalho, A.M.X., Mendes, F.Q., de Castro Borges, P.H. and Kramer, M., 2023. A brief review of the classic methods of experimental statistics.Acta Scientiarum. Agronomy,45, pp.e56882-e56882.  pdf Rice, C.P., Otte, B.A., Kramer, M., Schomberg, H.H., Mirsky, S.B. and Tully, K.L., 2022. Benzoxazinoids in roots and shoots of cereal rye (Secale cereale) and their fates in soil after cover crop termination. Chemoecology,32(3), pp.117-128.  pdf Cheung, M.M., Kramer, M., Beauchamp, G.K., Puputti, S. and Wise, P.M., 2022. Characterizing individual differences in sweet taste hedonics: test methods, locations, and stimuli. Nutrients,14(2), p.370.  pdf Fredericks, J., Hill, D.E., Hawkins-Cooper, D.S., Fournet, V.M., Calero-Landa, J., Adams, B., Johnson, A., Barrow, M., Aquino, J., Mahmoud, T. and Murphy, V., 2021. Seroprevalence of Toxoplasma gondii in market hogs collected from US slaughterhouses.The Journal of Parasitology,107(3), pp.404-410. pdf Kesoju SR, Kramer M, Brunet J, Greene SL, Jordan A, et al. (2021) Gene flow in commercial alfalfa (Medicago sativa subsp. sativa L.) seed production fields: Distance is the primary but not the sole influence on adventitious presence. PLOS ONE 16(3): e0248746. https://doi.org/10.1371/journal.pone.0248746 pdf Samantha Bolten, Ganyu Gu, Connor Gulbronson, Matthew Kramer, Yaguang Luo, Antonios Zografos, Xiangwu Nou,  2021.  Evaluation of DNA barcode abiotic surrogate as a predictor for inactivation of E. coli O157:H7 during spinach washing.  Food Science and Technology 145:  111321.  https://doi.org/10.1016/j.lwt.2021.111321 pdf Skvarla M, Kramer M, Owen CL, Miller GL (2020) Reexamination of Rhopalosiphum (Hemiptera: Aphididae) using linear discriminant analysis to determine the validity of synonymized species, with some new synonymies and distribution data. Biodiversity Data Journal 8: e49102. https://doi.org/10.3897/BDJ.8.e49102 pdf Matthew Kramer, Yonghong Guo, Margaret Pooler; Ranking Resistance of *Buxus* Cultivars to Boxwood Blight – an Integrated Analysis. **Journal of Environmental Horticulture** 1 June 2020; 38 (2): 50–55. doi: https://doi.org/10.24266/0738-2898-38.2.50.pdf Craig S. Charron, Janet A. Novotny, Elizabeth H. Jeffery, Matthew Kramer, Sharon A. Ross, Harold E. Seifried, Consumption of baby kale increased cytochrome P450 1A2 (CYP1A2) activity and influenced bilirubin metabolism in a randomized clinical trial,  Journal of Functional Foods, Volume 64, 2020, 103624, ISSN 1756-4646, https://doi.org/10.1016/j.jff.2019.103624. pdf J.F. Carroll, M. Miller, M. Kramer "Amblyomma americanum and Ixodes scapularis (Acari: Ixodidae) within the Capital Beltway and Associated Human Pathogens in Greenbelt National Park, Maryland (USA)," Journal of Entomological Science, 55(2), 252-261, (30 March 2020). pdf Christopher R. Clarke, Robert S. Tegg, Hannah K. Thompson, Curtis Frederick, Kathleen G. Haynes, Matthew Kramer, Calum R. Wilson. 2020. Low-dose foliar treatments of the auxin analog 2,4-D reduce potato common scab and powdery scab for multiple potato cultivars and enhance root development. Crop Protection Volume 136,105208. ISSN 0261-2194,https://doi.org/10.1016/j.cropro.2020.105208. pdf Ricardo Bortoletto-Santos, Michel A. Cavigelli, Sheila E. Montes, Harry H. Schomberg, Anh Le, Alondra I. Thompson, Matthew Kramer, Wagner L. Polito, Caue Ribeiro, Oil-based polyurethane-coated urea reduces nitrous oxide emissions in a corn field in a Maryland loamy sand soil, Journal of Cleaner Production, Volume 249,2020, 119329, ISSN 0959-6526, https://doi.org/10.1016/j.jclepro.2019.119329. pdf   pdf
 Kramer MH, Paparozzi ET, Stroup WW. 2019. Best Practices for Presenting Statistical Information in a Research Article.  HORTSCIENCE 54(9):1605–1609. https://doi.org/10.21273/HORTSCI13952-19. pdf Kramer M. 2019.  Stats: how useful is the treatment?  Nature **569**, 192.  pdf Kesoju SR, Greene SL, Martin RC, Kramer M, Walsh DB and Boydston RA.  2019. Isolation Distances for Transgenic Alfalfa Seed Production in the Pacific Northwest.  Crop Science 59: 4: 1701-1708. pdf Paul DR, McGrath R, Vella CA, Kramer M, Baer DJ, Moshfegh AJ. 2018.  Understanding the Nature of Measurement Error When Estimating Energy Expenditure and Physical Activity via Physical Activity Recall. J Phys Act Health. 2018 Jul 1;15(7):543-549. doi: 10.1123/jpah.2017-0089. Epub 2018 Mar 26. pdf Thapa R, Poffenbarger H, Tully KL, Ackroyd VJ, Kramer M, Mirsky S. 2018.  Biomass production and nitrogen accumulation by hairy vetch–cereal rye mixtures: a meta-analysis.  Agronomy Journal 110:  1197-2018.  pdf Kramer, M.  2018.  Using the posterior predictive distribution as a diagnostic tool for mixed models.  Proceedings from JSM 2018,  Biometrics Section, 448-466 pdf von Kohn C, Conrad K, Kramer M, Pooler M.  2018.  Genetic diversity of *Magnolia ashei* characterized by SSR markers. Conservation Genetic https://doi.org/10.1007/s10592-018-1065-8, pp. 1-12. pdf Guo Y, M Kramer, M Pooler. 2018.  Screening Ornamental Cherry (Prunus) Taxa for Resistance to Infection by *Blumeriella jaapii*.  HortScience 53(2):200–203.  pdf Font E and Kramer M. 2018. ESTRATEGIAS PARA REDUCIR EL NÚMERO DE ANIMALES EN LA INVESTIGACIÓN EXPERIMENTAL. MÈTODE 95: 5-9. (in Spanish pdf) ESTRATÈGIES PER A REDUIR EL NOMBRE D’ANIMALS EN LA RECERCA EXPERIMENTAL (in Catalan pdf) Parsa, S, V Ortiz, MI Gómez-Jiménez, M Kramer, FE Vega.  2018.  Root environment is a key determinant of fungal entomopathogen endophytism following seed treatment in the common bean, *Phaseolus vulgaris*.  Biological Control 116 (2018) 74–81 pdf Alexander LW, Thammina CS, Kramer M. 2017.  Cross-transferability of SSR markers in *Osmanthus*.  Genet Resour Crop Evol. DOI 10.1007/s10722-017-0514-4 (12 pp.) pdf Haynes, KG, HEM Zaki, CT Christensen, E Ogden, LJ Rowland, M Kramer, L Zotarell. 2017. High Levels of Heterozygosity Found for 15 SSR Loci in *Solanum chacoense*. Am. J. Potato Res. DOI 10.1007/s12230-017-9602-4 pdf Chandra S. Thammina, Richard T. Olsen, Matthew Kramer, Margaret R. Pooler.  2017.  Genetic relationships of boxwood (*Buxus* L.) accessions based on genic simple sequence repeat markers. Genet Resour Crop Evol 64:1281–1293 pdf John F. Carroll, Betul Demirci, Matthew Kramer, Ulrich R. Bernier, Natasha M. Agramonte, K. Husnu Can Baser & Nurhayat Tabanca (2017): Repellency of the Origanum onites L. essential oil and constituents to the lone star tick and yellow fever mosquito, Natural Product Research, DOI: 10.1080/14786419.2017.1280485 pdf supplemental pdf Taylor, CE, ET Machtinger, CJ Geden, M Kramer. 2016. Manure Preferences and Postemergence Learning of Two Filth Fly Parasitoids, *Spalangia cameroni* and *Muscidifurax raptor* (Hymenoptera: Pteromalidae). PLOS ONE | DOI:10.1371/journal.pone.0167893 (December 9, 2016) pdf Guo Y, Olsen RT, Kramer M, Pooler M. 2016. Use of Mycelium and Detached Leaves in Bioassays for Assessing Resistance to Boxwood Blight. Plant Disease 100: 1622-1626. pdf Kramer MH, Paparozzi ET, Stroup WW. 2016.  Statistics in a Horticultural Journal: Problems and Solutions. J. Amer. Soc. Hort. Sci. 141(5):400–406. pdf(Note: Simultaneously published in HortScience pdf and HortTechnology pdf) Thammina CS, Olsen RT, Kramer M, Pooler MR. 2016. Genetic relationships of boxwood (*Buxus* L.) accessions based on genic simple sequence repeat markers. Genet. Resour. Crop. Evol. DOI 10.1007/s10722-016-0436-6. 12 pp. pdf Bello NM, Kramer M, Tempelman RJ, Stroup WW, St-Pierre NR, Craig BA, Young LJ, Gbur EE. 2016.  Short communication: On recognizing the proper experimental unit in animal studies in the dairy sciences.  J. Dairy Sci. 99:1–9 pdf Ulrich KR, M Kramer, MF Feldlaufer. 2016.  Ability of bed bug (Hemiptera: Cimicidae) defensive secretions (E)-2-hexenal and (E)-2-octenal to attract adults of the common bed bug *Cimex lectularius*.  Physiological Entomology (2016) 41, 103–110 pdf Carroll JF, JG Babish, LM Pacioretty and M Kramer 2016.  Repellency to ticks (Acari: Ixodidae) of extracts of Nigella sativa (Ranunculaceae) and the anti-inflammatory DogsBestFriendTM. Exp Appl Acarol 70:89–97. pdf T Fatima, AP Sobolev, JR Teasdale, M Kramer, J Bunce, AK Handa, AK Mattoo.  2016.  Fruit metabolite networks in engineered and non-engineered tomato genotypes reveal fluidity in a hormone and agroecosystem specific manner. Metabolomics (2016) 12:103 (15 pp), doi:10.1007/s11306-016-1037-2 pdf Poffenbarger HJ, Mirsky SB, Weil RR, Kramer M, Spargo JT, Cavigelli MA. 2015. Legume proportion, poultry litter, and tillage effects on cover crop decomposition.  Agronomy Journal 107(6):2083-2096 pdf Poffenbarger HJ, Mirsky SB, Kramer M, Weil RR, Meisinger JJ, Cavigelli MA, Spargo JT. 2015. Cover crop and poultry litter management influence spatiotemporal availability of topsoil nitrogen. Soil Science Society of America Journal 79:1660-1673. doi:10.2136/sssaj2015.03.0134 pdf Poffenbarger HJ, SB Mirsky, RR Weil, JE Maul, M Kramer, JT Spargo, MA Cavigelli. 2015. Biomass and nitrogen content of hairy vetch–cereal rye cover crop mixtures as influenced by species proportions. Agronomy Journal 107, 2069-2082 pdf Kramer M & Font E. 2015. Reducing sample size in experiments with animals: historical controls and related strategies.  Biol. Rev. doi: 10.1111/brv.12237 pdf Greene SL, Kesoju SR, Martin RC, Kramer M (2015) Occurrence of Transgenic Feral Alfalfa(*Medicago sativa* subsp. *sativa* L.) in Alfalfa Seed Production Areas in the United States. PLoS ONE 10 (12): e0143296. doi:10.1371/journal.pone.0143296 pdf Poffenbarger, HJ; Mirsky, SB; Teasdale, JR; Spargo, JT; Cavigelli, MA; Kramer, M. 2015. Nitrogen competition between corn and weeds in soils under organic and conventional management.  Weed Science 63: 461-476. pdf Guo, Y; Olsen, RT; Kramer, M; Pooler, M.  2015. Effective bioassays for evaluating boxwood blight susceptibility using detached stem inoculations. HortScience 50: 268-271. pdf Apps, PJ, Weldon, PJ, Kramer, M. 2015.  Chemical signals in terrestrial vertebrates: search for design features.  Nat. Prod. Rep. 32: 1131-1153. pdf Ulrich, KR, Feldlaufer, MF, Kramer, M, St. Leger, RJ.  2015.  Inhibition of the entomopathogenic fungus *Metarhizium anisopliae* sensu lato in vitro by the bed bug defensive secretions (E)-2-hexenal and (E)-2-octenal. BioControl 60: 517-526. pdf Klun, JA and Kramer, M.  2015.  Klun & Debboun modules: uses and data analysis.  *In* Insect Repellents Handbook, 2nd ed.  Eds: Debboun, M; Frances, SP; Strickman, DA.  CRC Press, Boca Raton, FL (USA).  pp. 267-281. pdf Paul, DR; Kramer, M; Stote, KS; Baer, DJ. 2015.  Determinants of variance in the habitual physical activity of overweight adults.  J. Physical Activity and Health 12: 680-685. pdf Kidwell-Slak D, Kramer M, Pooler M. 2014. Box huckleberry roots at highest percentage from softwood stem cuttings.  J. Environ. Hort. 32(4): 193-195.  pdf Kramer, M. 2014. Use of the posterior predictive distribution as a diagnostic tool for mixed models. In: Proceedings of the 26rd annual Kansas State University Conference on Applied Statistics in Agriculture, Manhattan, Kansas, Weixing Song (ed.). Pp. 82-101.  pdf Baldos, OC; DeFrank, J; Kramer, M; Sakamoto, GS. 2014. Storage humidity and temperature affect dormancy loss and viability of tanglehead (*Heteropogon contortus*) seeds.  HortScience 49: 1328-1334. pdf Ulrich, KR; Feldlaufer, MF; Kramer, M; St. Leger, RJ. 2014. Exposure of bed bugs to Metarhizium anisopliae at different humidities.  J. Economic Entomology 107: 2190-2195.  pdf Chen, YP; Pettis, JS; Corona, M; Chen, WP; Li, CJ; Spivak, M; V, PK; DeGrandi-Hoffman, G; Boncristiani, H; Zhao, Y; vanEngelsdorp, D; Delaplane, K; Solter, L; Drummond, F; Kramer, M; Lipkin, WI; Palacios, G; Hamilton, MC; Smith, B; Huang, SK; Zheng, HQ; Li, JL; Zhang, X; Zhou, AF; Wu, LY; Zhou, JZ; Lee, M-L; Teixeira, EW; Li, ZG; Evans, JD. 2014. Israeli acute paralysis virus: epidemiology, pathogenesis and implications for honey bee health. PLoS pathogens 10:e1004261 2014-08-01 pdf Phillips PL, Welch JB, Kramer M. 2014. Development of a spatially targeted field sampling technique for the southern cattle tick, *Rhipicephalus microplus*, by mapping white-tailed deer, *Odocoileus virginianus*, habitat in South Texas. Journal of Insect Science 14(88). pdf Carroll JF, Kramer M, Bedoukian RH.  2014.  Solvent, drying time, and substrate affect the responses of lone star ticks (Acari: Ixodidae) to the repellents deet and picaridin.  J. Medical Entomol. 51: 629-637. pdf Vega FE, Simpkins A, Bauchan G, Infante F, Kramer M, Land MF.  2014.  On the eyes of male coffee berry borers as rudimentary organs.  PLoS ONE 9(1): e85860. doi:10.1371/journal.pone.0085860 pdf Pirk CWW, de Miranda JR, Kramer M, Murray TE, Nazzi F, Shutler D, van der Steen JJM, van Dooremalen C. 2013. Statistical guidelines for Apis mellifera research. J. Apicultural Research 52(4), DOI 10.3896/IBRA.1.52.4.1 pdf Tabanca, N., Wang, M., Avonto, C., Chittiboyina, A.G., Parcher, J.F., Carroll, J.F., Kramer, M., and Khan, I.A. 2013. Bioactivity-guided investigation of geranium essential oils as natural tick repellents. J. Agricul. Food Chem. 61: 4101-4107. pdf Charron, C.S., Clevidence, B.A., Albaugh, G.A., Kramer, M.H., Vinyard, B.T., Milner, J.A., Novotny, J.A. 2013. Assessment of DNA damage and repair in adults consuming allyl isothiocyanate or Brassica vegetables. J Nutr Biochem. 24: 894-902. pdf Klun, JA, Kramer, M, Debboun, M. 2013. Four simple stimuli that induce host-seeking and blood-feeding behaviors in two mosquito species, with a clue to DEET's mode of action. J. Vector Ecology 38, 143-153. pdf Feldlaufer, MF, Ulrich, KR, Kramer, M. 2013. No Sex-Related Differences in Mortality in Bed Bugs (Hemiptera: Cimicidae) Exposed to Deltamethrin, and Surviving Bed Bugs Can Recover. J. Econ. Entomol. 106(2): 988-994. pdf Ehlenfeldt, M.K. & M. Kramer. 2012. Self-fertility evalutions of northern-adapted rabbiteye blueberry hybrids. HortScience 47: 1837-1842. pdf Simko, I., R.J. Hayes, & M. Kramer. 2012. Computing integrated ratings from heterogeneous phenotypic assessments: a case study of lettuce postharvest quality and downy mildew resistance. Crop Science 52: 2131-2142. pdf Carroll, JF, Kramer, M. 2012. Responses of lone star tick (acari: ixodidae) nymphs to the repellent deet applied in acetone and ethanol solutions in vitro bioassays. Journal of Entomological Science. 47(2):193-196. pdf Font, E., P. Carazo, G. Pérez i de Lanuza & M. Kramer (2011) Predator-elicited foot shakes in wall lizards (Podarcis muralis): Evidence for a pursuit-deterrent function. Journal of Comparative Psychology. 126: 87-96. pdf Edward E. Gbur, Walter W. Stroup, Kevin S. McCarter, Susan Durham, Linda J. Young , Mary Christman, Mark West, and Matthew Kramer (2012) Analysis of Generalized Linear Mixed Models in the Agricultural and Natural Resources Sciences. Published by the American Society of Agronomy, Crop and Soil Science Society of America, Inc., Madison Wisconsin, USA pdf (excerpt - TOC - Chapters 1 & 2) Kramer, M., S.C. Chen, S.K. Gebauer, and D.J. Baer. 2012. Estimating the subject by treatment interaction in non-replicated crossover diet studies. In: Proceedings of the 23rd annual Kansas State University Conference on Applied Statistics in Agriculture, Manhattan, Kansas, Weixin Yao (ed.). Pp. 96-110. pdf Carroll, J.F., A. Zhang, M. Kramer. 2011. Using Lone Star Ticks, Amblyomma americanum (Acari: Ixodidae), in in Vitro Laboratory Bioassays of Repellents: Dimensions, Duration, and Variability. In: Recent Developments in Invertebrate Repellents, ACS Symposium Series, Vol. 1090, Ed.: Gretchen E. Paluch and Joel R. Coats. Chapter 7, pp 97-120. pdf Carroll JF, N Tabanca, M Kramer, NM Elejalde, DE Wedge, UR Bernier, M Coy, JJ Becnel, B Demirci, KHC Başer, J Z, S Zhang. 2011. Essential oils of *Cupressus funebris*, *Juniperus communis*, and *J. chinensis* (Cupressaceae) as repellents against ticks (Acari: Ixodidae) and mosquitoes (Diptera: Culicidae) and as toxicants against mosquitoes. J. Vector Ecology 36, 258-268. pdf Boykin, D., Camp, M.J., Johnson, L., Kramer, M., Meek, D., Palmquist, D., Vinyard, B., and West, M. 2011. Generalized linear mixed model estimation using Proc Glimmix: Results from simulations when the data and model match, and when the model is misspecified. In: Proceedings of the 22nd Annual Conference on Applied Statistics in Agriculture, Kansas State University, April 25-27, 2010. pp. 137-170. pdf Weldon, PJ, Carroll, JF, Kramer, M, Bedoukian, RH, Coleman, RE, Bernier, UR. 2011. Anointing Chemicals and Hematophagous Arthropods: Responses by Ticks and Mosquitoes to Citrus (Rutaceae) Peel Exudates and Monoterpene Components. J. Chem. Ecol. 37: 348-359. pdf Vega, FE, Kramer, M, Jaramillo, J. 2011. Increasing coffee berry borer (Coleoptera: Curculionidae: Scolytinae) female density in artificial diet decreases fecundity. J. Econ. Entomol. 104(1): 87-93. pdf Carroll, J. F., J. P. Benante, M. Kramer, K. H. Lohmeyer, and K. Lawrence. 2010. Formulations of deet, picaridin and IR3535 repel nymphs of the lone star tick (Acari: Ixodidae) for 12 hours. J. Med. Entomol. 47: 699-704. pdf Sun, G, Zhu, C, Kramer, MH, Yang, S-S, Song, W, Piepho, H-P, Yu, J. 2010. Variation explained in mixed-model association mapping. Heredity (2010) 105, 333-340. pdf Ehlenfeldt, MK, Polashock, JJ, Stretch, AW, Kramer, M. 2010. Ranking cultivated blueberry for mummy berry blight and fruit infection incidence using resampling and principal components analysis. HortScience 45(8):1205-1210. pdf Dominigue MJ, Kramer M, Feldlaufer MF. 2010. Sexual dimorphism of arrestment and gregariousness in the bed bug (Cimex lectularius) in response to cuticular extracts from nymphal exuviae. Physiological Entomology 35: 203-213. pdf Ehlenfeldt MK, Polashock JJ, Stretch AW, Kramer M. 2010. Mummy berry fruit rot and shoot blight incidence in blueberry: prediction, ranking, and stability in a long-term study. HortScience 45(1):92-97. pdf Kramer M, Feldlaufer MF, Chauhan KR. 2010. Mosquito biting behavior: statistical power and sources of variation in toxicity and repellent bioassays. J. Medical Entomol. 47: 199-204. pdf Chen, S.C., Judd, J.T., Kramer, M., Meijer, G.W., Clevidence, B.A., Baer, D.J. 2009. Phytosterol intake and dietary fat reduction are independent and additive in their ability to reduce plasma LDL cholesterol. Lipids. 44(3):273-281. pdf Ma H, Olsen R, Pooler M, Kramer M. 2009. Evaluation of flowering cherry species, hybrids, and cultivars using simple sequence repeat markers. J. Amer. Soc. Hort. Sci. 134(4):435-444. pdf Szendrei, Z., Kramer, M.H., Weber, D.C. 2009. Habitat manipulation in potato affects Colorado potato beetle dispersal. Journal of Applied Entomology. 133:711-719. pdf Carroll JF, Pound JM, Miller JA, Kramer M. Sustained control of GI, MD populations of Ixodes scapularis and Amblyomma americanum (Acari: Ixodidae) by community-administered '4-Poster' deer self-treatment bait stations. J. Vector-borne and Zoonotic Diseases 9: 417-421. 2009. pdf Carroll JF, Hill DE, Allen PC, Young KW, Kramer M, Pound JM, Miller JA, George JE. The impact of '4-Poster' deer self-treatment devices at three locations in Maryland. J. Vector-borne and Zoonotic Diseases 9: 407-416. 2009. pdf Kramer M, Weldon PJ, Carroll JF. Canonical discriminant analysis for constructing composite scores for concurrently measured behaviours. Anim. Behaviour 77: 763-768. 2009. pdf Klun JA, Kramer M, Zhang A, Wang S, Debboun M. A quantitative in vitro assay for chemical mosquito-deterrent activity without human blood cells. J. American Mosquito Control Assoc. 24: 508-512. 2008. pdf Carroll JF, Pound JM, Miller JA, Kramer M. Reduced interference by gray squirrels in 4-poster deer treatment bait stations by using timed-release bait. J. Vector Ecology 33: 325-332. 2008. pdf Carroll JF, Klun JA, Kramer M. Similarity in responses of laboratory-reared and field-collected lone star tick (Acari: Ixodidae) nymphs to repellents. J. Entomol. Sci. 43: 426-430. 2008. pdf Polachock JJ, Saftner RA, Kramer M. Postharvest highbush blueberry fruit antimicrobial volatile profiles in relation to anthracnose fruit rot resistance. J Am Soc Hort Sci 132: 859-868. 2007. pdf Paul DR, Kramer M, Stote KS, Spears KE, Moshfegh AJ, Baer DJ, Rumpler WV. Estimates of adherence and error analysis of physical activity data collected via accelerometry in a large study of free-living adults. BMC Medical Research Methodology 2008, 8:38 pdf Paul DR, Kramer M, Moshfegh AJ, Baer DJ, Rumpler WV. 2007. Comparison of two different physical activity monitors. BMC Medical Research Methodology 2007, 7:26, 6 pp. pdf Rumpler WV, Kramer M, Rhodes DG, Moshfegh AJ, Paul DR. 2008. Identifying sources of reporting error using measured food intake. European Journal of Clinical Nutrition 62, 544-552. pdf Carroll JF, Cantrell CL, Klun JA, Kramer M. Repellency of two terpenoid compounds isolated from Callicarpa americana (Lamiaceae) against Ixodes scapularis and Amblyomma americanum ticks. Exp. Appl. Acarol. 41:215-224. 2007. pdf Hill DE, Forbes L, Kramer M, Gajadhar A, Gamble HR. Larval viability and serological response in horses with long-term Trichinella spiralis infection. Veterinary Parasitology 146, 107-116. 2007. pdf Rumper WV, Kramer M, Rhodes DG, Paul DR. The impact of the covert manipulation of macronutrient intake on energy intake and the variability in daily food intake in nonobese men. Int J Obes (Lond): 774-781. 2006 pdf Polashock JJ, Kramer M. Resistance of blueberry cultivars to botryosphaeria stem blight and phomopsis twig blight. HortScience 41: 1457-1461. 2006. pdf Ehlenfeldt MK, Polashock JJ, Stretch AW, Kramer M. Leaf disk infection by Colletotrichum acutatum and its relation to fruit rot in diverse blueberry germplasm. HortScience. 41:270-271. 2006. pdf Bakst MR, Kramer M, Long J. Impact of fenbendazole on turkey semen quality. Journal of Applied Poultry Research. 15:307-311. 2006. pdf Klun JA, Khrimian A, Rowton E, Kramer M, Debboun M. Biting deterrent activity of a deet analog, two DEPA analogs, and SS220 applied topically to human volunteers compared with deet against three species of blood-feeding flies. J. Medical Entomology 43, 1248-1251. 2006. pdf Weldon PJ, Kramer M, Gordon S, Spande TF, Daly JW. A common pumiliotoxin from poison frogs exhibits enantioselective toxicity against mosquitoes. Proc. Nat. Acad. Sci. USA103:17818-17821. 2006. pdf Paul DR, Rhodes DG, Kramer M, Baer DJ, Rumpler WV. Validation of a food frequency questionnaire by direct measurement of habitual ad libitum food intake. American Journal of Epidemiology 162: 806-814. 2005. pdf Paul DR, Kramer M, Rhodes DG, Rumpler WV. Preprandial ghrelin is not affected by macronutrient intake, energy intake or energy expenditure. J Negat Results Biomed. 4: 2. 2005. pdf Kramer M. R-squared statistics for mixed models. Proceedings of the 17thannual Kansas State University Conference on Applied Statistics in Agriculture. Boyer, JE, Jr. (ed.). April 2005, pp. 148-160. pdf Chauhan KR, Klun JA, Debboun M, Kramer M. Feeding deterrent effects of catnip oil components compared with two synthetic amides against Aedes aegypti. J. Medical Entomology 42, 643-646, 2005. pdf Klun JA, Kramer M, Debboun M. A new in vitro bioassay for discovery of novel human-use mosquito repellents. J. American Mosquito Control Assoc. 21, 64-70, 2005. pdf Carroll JF, Kramer M, Weldon PJ, Robbins RG. Anointing chemicals and ectoparasites: effects of benzoquinones from millipedes on the lone star tick, Amblyomma americanum. J. Chem. Ecology 31, 63-75, 2005. pdf Polashock JJ, Ehlenfeldt MK, Stretch AW, Kramer M. Anthracnose fruit rot resistance in blueberry culitivars. Plant Disease 89, 33-38, 2005.pdf Carroll JF, Solberg, VB, Klun, JA, Kramer M, Debboun, M. 2004. Comparative activity of deet and AI3-37220 repellents against the ticks Ixodes scapularis and Amblyomma americanum (Acari: Ixodidae) in laboratory bioassays. J. Medical Entomology. 41: 249-254. pdf Feldlaufer MF, Pettis JS, Kochansky JP, Kramer M. Residue levels in honey after treatment with the antibiotic tylosin. American Bee J. 144: 143-145. 2004. pdf Kramer M. Automatic model selection in the mixed models framework. Proceedings of the 16thannual Kansas State University Conference on Applied Statistics in Agriculture. Milliken GA (ed.). April 2004, pp. 126-140. pdf Klun JA, Strickman D, Rowton E, Williams J, Kramer M, Roberts D, Debboun M. 2004. Comparative resistance of Anopheles albimanus and Aedes aegypti to N,N-Diethyl-3-methylbenzamide (Deet) and 2-Methylpiperidinyl-3-cyclohexen-1-carboxamide (AI3-37220) in laboratory human volunteer repellent assays. J. Medical Entomology 41, 418-422. pdf Chen Y., Pettis JS, Evans JD, Kramer M, Feldlaufer MF. Transmission of Kashmir bee virus by the ectoparasitic mite, Varroa destructor. Apidologie 35, 1-8, 2004. pdf Phillips PL, Welch JB, Kramer M. 2004. Seasonal and spatial distributions of adult screwworms (Diptera: Calliphoridae) in the Panama Canal area, Republic of Panama. J. Medical Entomology 41, 121-129. pdf Klun JA, Khrimian A, Margaryan A, Kramer M, Debboun M. 2003. Synthesis and repellent efficacy of a new chiral piperidine analog: comparison with deet and bayrepel activity in human-volunteer laboratory assays against Aedes aegypti and Anopheles stephensi. J. Medical Entomology 40, 293-299. pdf Long JA, Kramer M. Effect of vitamin E on lipid peroxidation and fertility after artificial insemination with liquid-stored turkey semen. Poult. Sci. Nov; 82(11): 1802-7, 2003 pdf Carroll JF, Kramer M. 2003. Winter activity of Ixodes scapularis (Acari: Ixodidae) and the operation of deer-targeted tick control devices in Maryland. J Medical Entomology 40, 238-244. pdf Owens RA, Thompson SM, Kramer M. Identification of neutral mutants surrounding two naturally occurring variants of potato spindle tuber viroid. J. General Virology 84, 751-756, 2003. pdf Khrimian A, Klun JA, Hijji Y, Baranchikov YN, Pet'ko VM, Mastro VC, Kramer M. Syntheses of (Z, E)-5, 7-dodecadienol and (Z, E)-10, 12- hexadecadienol, Lepidoptera phermone compounds, via zinc reduction of enyne precursors. Test of pheromone efficacy against the Siberian moth. J. Agric. Food Chem. 50, 6366-6370, 2002. pdf Pooler M, Jacobs K, Kramer M. Differential resistance to Botryosphaeria ribis among Cercis taxa. Plant Disease. 86:880-882, 2002. pdf Judd JT, Baer DJ, Chen SC, Clevidence BA, Muesing RA, Kramer M, Meijer W. Plant sterol esters lower plasma lipids and most carotenoids in mildly hypercholesterolemic adults. Lipids. 37:33-42, 2002. pdf Carroll JF, Kramer M. 2001. Different activities and footwear influence exposure to host-seeking nymphs of Ixodes scapularis and Amblyomma americanum (Acari: Ixodidae). J. Medical Entomology. 38:596-600. pdf Bell WR, Kramer M. 1999. Toward variances for X-11 seasonal adjustments. Survey Methodology. 25: 13-29. pdf Kramer M, Burghardt GM. 1998. Precocious courtship and play in emydid turtles. Ethology 104, 38-56. pdf Kramer M, Bell WR. 1996. Comments on predictability and overdifferencing in vigilance sequences. Anim. Behaviour 51, 1175-1178. pdf Kramer M. 1995. Home range of the Florida red-bellied turtle (Pseudemys nelsoni) in a Florida spring run. Copeia 1995, 883-890. pdf Kramer M, Schmidhammer J. 1992. The chi-squared statistic in ethology: use and misuse. Anim. Behaviour 44, 833-841. pdf Font, E. and Kramer, M.  1989.  A multivariate clustering approach to display repertoire analysis:  headbobbing in *Anolis equestris*.  Amphibia-Reptilia 10: 331-344.  pdf Kramer M., Fritz U. 1989. Courtship of the turtle, Pseudemys nelsoni. J. Herpetology 23, 84-86. pdf Kramer M. 1989. Individual discrimination in juveniles of two turtles, Pseudemys nelsoni and Pseudemys floridana (Chelonia, Emydidae). Biology of Behavior 14, 148-156. pdf Kramer M. 1989.  The behavior and natural history of the Florida red-bellied turtle, *Pseudemys nelsoni*: an ethological study.  Ph.D. dissertation (Univ. Tennessee, Knoxville).  pdf (8.5 Mb)


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