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Incidence and Distribution of Puccinia coronata and P. graminis on Turfgrass in the Midwestern United States.

Karakkat BB, Jackson VL, Koch PL.

Plant Dis. 2018 May;102(5):955-963. doi: 10.1094/PDIS-09-17-1353-RE. Epub 2018 Mar 16.


Plio-Pleistocene decline of African megaherbivores: No evidence for ancient hominin impacts.

Faith JT, Rowan J, Du A, Koch PL.

Science. 2018 Nov 23;362(6417):938-941. doi: 10.1126/science.aau2728.


Amino acid isotope discrimination factors for a carnivore: physiological insights from leopard sharks and their diet.

Whiteman JP, Kim SL, McMahon KW, Koch PL, Newsome SD.

Oecologia. 2018 Dec;188(4):977-989. doi: 10.1007/s00442-018-4276-2. Epub 2018 Oct 22.


Data for designing two isothermal amplification assays for the detection of root-infecting fungi on cool-season turfgrasses.

Karakkat BB, Hockemeyer K, Franchett M, Olson M, Mullenberg C, Koch PL.

Data Brief. 2018 Aug 17;20:471-479. doi: 10.1016/j.dib.2018.08.021. eCollection 2018 Oct.


Detection of root-infecting fungi on cool-season turfgrasses using loop-mediated isothermal amplification and recombinase polymerase amplification.

Karakkat BB, Hockemeyer K, Franchett M, Olson M, Mullenberg C, Koch PL.

J Microbiol Methods. 2018 Aug;151:90-98. doi: 10.1016/j.mimet.2018.06.011. Epub 2018 Jun 28.


Development and validation of a weather-based warning system to advise fungicide applications to control dollar spot on turfgrass.

Smith DL, Kerns JP, Walker NR, Payne AF, Horvath B, Inguagiato JC, Kaminski JE, Tomaso-Peterson M, Koch PL.

PLoS One. 2018 Mar 9;13(3):e0194216. doi: 10.1371/journal.pone.0194216. eCollection 2018.


What difference does a century make? Shifts in the ecosystem structure of the Ross Sea, Antarctica, as evidenced from a sentinel species, the Weddell seal.

Hückstädt LA, McCarthy MD, Koch PL, Costa DP.

Proc Biol Sci. 2017 Aug 30;284(1861). pii: 20170927. doi: 10.1098/rspb.2017.0927.


Temperature Impacts on Soil Microbial Communities and Potential Implications for the Biodegradation of Turfgrass Pesticides.

Reedich LM, Millican MD, Koch PL.

J Environ Qual. 2017 May;46(3):490-497. doi: 10.2134/jeq2017.02.0067.


Isotopic ecology of coyotes from scat and road kill carcasses: A complementary approach to feeding experiments.

Reid RE, Koch PL.

PLoS One. 2017 Apr 3;12(4):e0174897. doi: 10.1371/journal.pone.0174897. eCollection 2017.


Discrimination Factors and Incorporation Rates for Organic Matrix in Shark Teeth Based on a Captive Feeding Study.

Zeichner SS, Colman AS, Koch PL, Polo-Silva C, Galván-Magaña F, Kim SL.

Physiol Biochem Zool. 2017 Mar/Apr;90(2):257-272. doi: 10.1086/689192. Epub 2016 Nov 14.


Merging paleobiology with conservation biology to guide the future of terrestrial ecosystems.

Barnosky AD, Hadly EA, Gonzalez P, Head J, Polly PD, Lawing AM, Eronen JT, Ackerly DD, Alex K, Biber E, Blois J, Brashares J, Ceballos G, Davis E, Dietl GP, Dirzo R, Doremus H, Fortelius M, Greene HW, Hellmann J, Hickler T, Jackson ST, Kemp M, Koch PL, Kremen C, Lindsey EL, Looy C, Marshall CR, Mendenhall C, Mulch A, Mychajliw AM, Nowak C, Ramakrishnan U, Schnitzler J, Das Shrestha K, Solari K, Stegner L, Stegner MA, Stenseth NC, Wake MH, Zhang Z.

Science. 2017 Feb 10;355(6325). pii: eaah4787. doi: 10.1126/science.aah4787. Review.


Pleistocene megafaunal interaction networks became more vulnerable after human arrival.

Pires MM, Koch PL, Fariña RA, de Aguiar MA, dos Reis SF, Guimarães PR Jr.

Proc Biol Sci. 2015 Sep 7;282(1814). pii: 20151367. doi: 10.1098/rspb.2015.1367.


Reply to Evans and Bar-Oz et al.: Recovering ecological pattern and process in Ancient Egypt.

Yeakel JD, Pires MM, Rudolf L, Dominy NJ, Koch PL, Guimarães PR Jr, Gross T.

Proc Natl Acad Sci U S A. 2015 Jan 20;112(3):E240. doi: 10.1073/pnas.1422646112. Epub 2015 Jan 13. No abstract available.


Effects of decalcification on bulk and compound-specific nitrogen and carbon isotope analyses of dentin.

Brault EK, Koch PL, Gier E, Ruiz-Cooley RI, Zupcic J, Gilbert KN, McCarthy MD.

Rapid Commun Mass Spectrom. 2014 Dec 30;28(24):2744-52. doi: 10.1002/rcm.7073.


Carbon and nitrogen isotopes from top predator amino acids reveal rapidly shifting ocean biochemistry in the outer California Current.

Ruiz-Cooley RI, Koch PL, Fiedler PC, McCarthy MD.

PLoS One. 2014 Oct 17;9(10):e110355. doi: 10.1371/journal.pone.0110355. eCollection 2014.


Collapse of an ecological network in Ancient Egypt.

Yeakel JD, Pires MM, Rudolf L, Dominy NJ, Koch PL, Guimarães PR Jr, Gross T.

Proc Natl Acad Sci U S A. 2014 Oct 7;111(40):14472-7. doi: 10.1073/pnas.1408471111. Epub 2014 Sep 8.


The effects of sex, tissue type, and dietary components on stable isotope discrimination factors (Δ13C and Δ15N) in mammalian omnivores.

Kurle CM, Koch PL, Tershy BR, Croll DA.

Isotopes Environ Health Stud. 2014;50(3):307-21. doi: 10.1080/10256016.2014.908872. Epub 2014 Apr 30.


Functional morphology, stable isotopes, and human evolution: a model of consilience.

Yeakel JD, Dominy NJ, Koch PL, Mangel M.

Evolution. 2014 Jan;68(1):190-203. doi: 10.1111/evo.12240. Epub 2013 Sep 9.


Late neogene and early quaternary paleoenvironmental and paleoclimatic conditions in southwestern Europe: isotopic analyses on mammalian taxa.

Domingo L, Koch PL, Hernández Fernández M, Fox DL, Domingo MS, Alberdi MT.

PLoS One. 2013 May 23;8(5):e63739. doi: 10.1371/journal.pone.0063739. Print 2013.


The impact of climate change on the structure of Pleistocene food webs across the mammoth steppe.

Yeakel JD, Guimarães PR Jr, Bocherens H, Koch PL.

Proc Biol Sci. 2013 May 8;280(1762):20130239. doi: 10.1098/rspb.2013.0239. Print 2013 Jul 7.


Ontogenetic and among-individual variation in foraging strategies of northeast Pacific white sharks based on stable isotope analysis.

Kim SL, Tinker MT, Estes JA, Koch PL.

PLoS One. 2012;7(9):e45068. doi: 10.1371/journal.pone.0045068. Epub 2012 Sep 28.


Baboons, water, and the ecology of oxygen stable isotopes in an arid hybrid zone.

Moritz GL, Fourie N, Yeakel JD, Phillips-Conroy JE, Jolly CJ, Koch PL, Dominy NJ.

Physiol Biochem Zool. 2012 Sep-Oct;85(5):421-30. Epub 2012 Aug 3.


Probabilistic patterns of interaction: the effects of link-strength variability on food web structure.

Yeakel JD, Guimarães PR Jr, Novak M, Fox-Dobbs K, Koch PL.

J R Soc Interface. 2012 Dec 7;9(77):3219-28. doi: 10.1098/rsif.2012.0481. Epub 2012 Jul 25.


Isotopic incorporation rates for shark tissues from a long-term captive feeding study.

Kim SL, del Rio CM, Casper D, Koch PL.

J Exp Biol. 2012 Jul 15;215(Pt 14):2495-500. doi: 10.1242/jeb.070656.


Faunal isotope records reveal trophic and nutrient dynamics in twentieth century Yellowstone grasslands.

Fox-Dobbs K, Nelson AA, Koch PL, Leonard JA.

Biol Lett. 2012 Oct 23;8(5):838-41. doi: 10.1098/rsbl.2012.0321. Epub 2012 Jun 6.


Extinction and ecological retreat in a community of primates.

Crowley BE, Godfrey LR, Guilderson TP, Zermeño P, Koch PL, Dominy NJ.

Proc Biol Sci. 2012 Sep 7;279(1742):3597-605. Epub 2012 May 23.


Stable isotope analyses reveal individual variability in the trophic ecology of a top marine predator, the southern elephant seal.

Hückstädt LA, Koch PL, McDonald BI, Goebel ME, Crocker DE, Costa DP.

Oecologia. 2012 Jun;169(2):395-406. doi: 10.1007/s00442-011-2202-y. Epub 2011 Dec 3.


Merging resource availability with isotope mixing models: the role of neutral interaction assumptions.

Yeakel JD, Novak M, Guimarães PR Jr, Dominy NJ, Koch PL, Ward EJ, Moore JW, Semmens BX.

PLoS One. 2011;6(7):e22015. doi: 10.1371/journal.pone.0022015. Epub 2011 Jul 7.


Clarifying the influence of water availability and plant types on carbon isotope discrimination by C3 plants.

Freeman KH, Mueller KE, Diefendorf AF, Wing SL, Koch PL.

Proc Natl Acad Sci U S A. 2011 Apr 19;108(16):E59-60; author reply E61. doi: 10.1073/pnas.1102556108. Epub 2011 Apr 7. No abstract available.


First Report of Brown Ring Patch Caused by Waitea circinata var. circinata on Poa annua in Wisconsin and Minnesota.

Kerns JP, Koch PL, Horgan BP, Chen CM, Wong FP.

Plant Dis. 2010 Sep;94(9):1165. doi: 10.1094/PDIS-94-9-1165A.


Stable carbon and nitrogen isotope enrichment in primate tissues.

Crowley BE, Carter ML, Karpanty SM, Zihlman AL, Koch PL, Dominy NJ.

Oecologia. 2010 Nov;164(3):611-26. doi: 10.1007/s00442-010-1701-6. Epub 2010 Jul 14.


Global patterns in leaf 13C discrimination and implications for studies of past and future climate.

Diefendorf AF, Mueller KE, Wing SL, Koch PL, Freeman KH.

Proc Natl Acad Sci U S A. 2010 Mar 30;107(13):5738-43. doi: 10.1073/pnas.0910513107. Epub 2010 Mar 15.


Cooperation and individuality among man-eating lions.

Yeakel JD, Patterson BD, Fox-Dobbs K, Okumura MM, Cerling TE, Moore JW, Koch PL, Dominy NJ.

Proc Natl Acad Sci U S A. 2009 Nov 10;106(45):19040-3. doi: 10.1073/pnas.0905309106. Epub 2009 Nov 2.


Rapid response of a marine mammal species to holocene climate and habitat change.

de Bruyn M, Hall BL, Chauke LF, Baroni C, Koch PL, Hoelzel AR.

PLoS Genet. 2009 Jul;5(7):e1000554. doi: 10.1371/journal.pgen.1000554. Epub 2009 Jul 10.


Thiophanate-Methyl and Propiconazole Sensitivity in Sclerotinia homoeocarpa Populations from Golf Courses in Wisconsin and Massachusetts.

Koch PL, Grau CR, Jo YK, Jung G.

Plant Dis. 2009 Jan;93(1):100-105. doi: 10.1094/PDIS-93-1-0100.


Stable isotopes, ecological integration and environmental change: wolves record atmospheric carbon isotope trend better than tree rings.

Bump JK, Fox-Dobbs K, Bada JL, Koch PL, Peterson RO, Vucetich JA.

Proc Biol Sci. 2007 Oct 7;274(1624):2471-80.


Megafaunal extinctions and the disappearance of a specialized wolf ecomorph.

Leonard JA, Vilà C, Fox-Dobbs K, Koch PL, Wayne RK, Van Valkenburgh B.

Curr Biol. 2007 Jul 3;17(13):1146-50. Epub 2007 Jun 21.


The shifting baseline of northern fur seal ecology in the northeast Pacific Ocean.

Newsome SD, Etnier MA, Gifford-Gonzalez D, Phillips DL, van Tuinen M, Hadly EA, Costa DP, Kennett DJ, Guilderson TP, Koch PL.

Proc Natl Acad Sci U S A. 2007 Jun 5;104(23):9709-14. Epub 2007 May 25.


The isotopic ecology of African mole rats informs hypotheses on the evolution of human diet.

Yeakel JD, Bennett NC, Koch PL, Dominy NJ.

Proc Biol Sci. 2007 Jul 22;274(1619):1723-30.


Pleistocene to recent dietary shifts in California condors.

Chamberlain CP, Waldbauer JR, Fox-Dobbs K, Newsome SD, Koch PL, Smith DR, Church ME, Chamberlain SD, Sorenson KJ, Risebrough R.

Proc Natl Acad Sci U S A. 2005 Nov 15;102(46):16707-11. Epub 2005 Nov 7.


A humid climate state during the Palaeocene/Eocene thermal maximum.

Bowen GJ, Beerling DJ, Koch PL, Zachos JC, Quattlebaum T.

Nature. 2004 Nov 25;432(7016):495-9.


Assessing the causes of late Pleistocene extinctions on the continents.

Barnosky AD, Koch PL, Feranec RS, Wing SL, Shabel AB.

Science. 2004 Oct 1;306(5693):70-5. Review.


Incorporating concentration dependence in stable isotope mixing models: a reply to Robbins, Hilderbrand and Farley (2002).

Koch PL, Phillips DL.

Oecologia. 2002 Sep;133(1):14-18. doi: 10.1007/s00442-002-0977-6. Epub 2002 Jul 30. No abstract available.


Mammalian dispersal at the Paleocene/Eocene boundary.

Bowen GJ, Clyde WC, Koch PL, Ting S, Alroy J, Tsubamoto T, Wang Y, Wang Y.

Science. 2002 Mar 15;295(5562):2062-5.


Incorporating concentration dependence in stable isotope mixing models.

Phillips DL, Koch PL.

Oecologia. 2002 Jan;130(1):114-125. doi: 10.1007/s004420100786. Epub 2002 Jan 1.


Differentiating aquatic mammal habitat and foraging ecology with stable isotopes in tooth enamel.

Clementz MT, Koch PL.

Oecologia. 2001 Nov;129(3):461-472. doi: 10.1007/s004420100745. Epub 2001 Nov 1.


Paleobotanical evidence for near present-day levels of atmospheric Co2 during part of the tertiary.

Royer DL, Wing SL, Beerling DJ, Jolley DW, Koch PL, Hickey LJ, Berner RA.

Science. 2001 Jun 22;292(5525):2310-3.


Holocene changes in the ecology of northern fur seals: insights from stable isotopes and archaeofauna.

Burton RK, Snodgrass JJ, Gifford-Gonzalez D, Guilderson T, Brown T, Koch PL.

Oecologia. 2001 Jun;128(1):107-115. doi: 10.1007/s004420100631. Epub 2001 Jun 1.


Isotopic tracking of foraging and long-distance migration in northeastern Pacific pinnipeds.

Burton RK, Koch PL.

Oecologia. 1999 Jun;119(4):578-585. doi: 10.1007/s004420050822.


Isotopic tracking of change in diet and habitat use in african elephants.

Koch PL, Heisinger J, Moss C, Carlson RW, Fogel ML, Behrensmeyer AK.

Science. 1995 Mar 3;267(5202):1340-3.


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