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                    U.S. DEPARTMENT OF AGRICULTURE
 Grain Legume Genetics Physiology Research: Pullman, WA
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ARS Home Pacific West Area Pullman, Washington Grain Legume Genetics Physiology Research People & Locations







Lyndon  Porter

                                                                (PhD)
                        Grain Legume Genetics Physiology Research

                        




                        
                        Plant Pathologist
                        Phone: (509) 786-9237
                        
                        
                        Fax: (509) 786-9277(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsEnhancing Yield, Disease Resistance, and Agronomic Performance in Edible Legumes
                                                    In-House Appropriated
                                                                    (D)Accession Number: 445180Improving Resilience of Dryland Legume Cropping Systems through Enhancement of Beneficial Microbiomes
                                                    In-House Appropriated
                                                                    (D)Accession Number: 445354**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Exploring the mycovirus SsHADV-1 as a biocontrol agent of Sclerotinia white mold

- (Peer Reviewed Journal)Pea enation mosaic virus - Pea enation mosaic virus (PEMV)

- (Other)Porter, L. D. 2022. Pea enation mosaic virus. In Chickpea Disease Diagnostic Series, Bulletin PP2072-12, Eds. Audrey Kalil, Uta McKelvy and Lyndon D. Porter, North Dakota State University Extension. Fargo, ND.Fusarium wilt - Fusarium oxysporum f. sp. ciceri

- (Other)Porter, L. D. 2022. Fusarium wilt. In Chickpea Disease Diagnostic Series, Bulletin PP2072-5, Eds. Audrey Kalil, Uta McKelvy and Lyndon D. Porter, North Dakota State University Extension, Fargo, ND.Fusarium root rot - Fusarium species

- (Other)Porter, L. D. 2022. Fusarium root rot. In Chickpea Disease Diagnostic Series, Bulletin PP2072-4, Eds. Audrey Kalil, Uta McKelvy and Lyndon D. Porter, North Dakota State University Extension, Fargo, ND.Analysis and identification of QTL for resistance to Sclerotinia sclerotiorum in pea (Pisum sativum L.)

- (Peer Reviewed Journal)Ashtari Mahini, R., Kumar, A., Elias, E.M., Fiedler, J.D., Porter, L.D., McPhee, K.E. 2020. Analysis and identification of QTL for resistance to Sclerotinia sclerotiorum in pea (Pisum sativum L.). Frontiers in Genetics. 11. Article 587968. https://doi.org/10/3389/fgene.2020.567968.Resistance in pea (Pisum sativum) genetic resources to the pea aphid, Acyrthosiphon pisum
                                                        

- (Peer Reviewed Journal)Rahman, M.M., Porter, L.D., Ma, Y., Coyne, C.J., Zheng, P., Chaves-Cordoba, B., Naidu, R.A. 2023. Resistance in pea (Pisum sativum) genetic resources to the pea aphid, Acyrthosiphon pisum. Entomologia Experimentalis et Applicata. 171(6):435-448. https://doi.org/10.1111/eea.13296.Resistance in lentil (Lens culinaris) genetic resources to the pea aphid (Acyrthosiphon pisum)
                                                        

- (Peer Reviewed Journal)Das, S., Porter, L.D., Ma, Y., Coyne, C.J., Chaves-Cordoba, B., Naidu, R.A. 2022. Resistance in lentil (Lens culinaris) genetic resources to the pea aphid (Acyrthosiphon pisum). Entomologia Experimentalis et Applicata. 170(8):755-769. https://doi.org/10.1111/eea.13202.Phenotypic and genetic characterization of the lentil single plant-derived core collection for resistance to root rot caused by Fusarium avenaceum
                                                        

- (Peer Reviewed Journal)Heineck, G.C., Altendorf, K.R., Coyne, C.J., Ma, Y., McGee, R.J., Porter, L.D. 2022. Phenotypic and genetic characterization of the lentil single plant-derived core collection for resistance to root rot caused by Fusarium avenaceum. Phytopathology. 112(9):1979-1987. https://doi.org/10.1094/PHYTO-12-21-0517-R.Identification of root rot resistance QTLs in pea using Fusarium solani f. sp. pisi-responsive differentially expressed genes
                                                        

- (Peer Reviewed Journal)Williamson-Benavides, B.A., Sharpe, R., Nelson, G., Bodah, E.T., Porter, L.D., Dhingra, A. 2021. Identification of root rot resistance QTLs in pea using Fusarium solani f. sp. pisi-responsive differentially expressed genes. Frontiers in Genetics. 12. Article 629267. https://doi.org/10.3389/fgene.2021.629267.Identification, laboratory, greenhouse and field handling of Aphanomyces euteiches on pea (Pisum sativum)
                                                        

- (Peer Reviewed Journal)Zitnick-Anderson, K., Porter, L.D., Hanson, L.E., Pasche, J.S. 2021. Identification, laboratory, greenhouse and field handling of Aphanomyces euteiches on pea (Pisum sativum). Plant Health Progress. 22(3):392-403. https://doi.org/10.1094/PHP-01-21-0011-FI.KASP markers reveal established and novel sources of resistance to Pea seed-borne mosaic virus in pea genetic resources
                                                        

- (Peer Reviewed Journal)Swisher Grimm, K.D., Porter, L.D. 2021. KASP markers reveal established and novel sources of resistance to Pea seed-borne mosaic virus in pea genetic resources. Plant Disease. https://doi.org/10.1094/PDIS-09-20-1917-RE.KASP markers reveal established and novel sources of resistance to Pea seedborne mosaic virus in pea genetic resources
                                                        

- (Peer Reviewed Journal)Swisher Grimm, K.D., Porter, L.D. 2021. KASP markers reveal established and novel sources of resistance to Pea seedborne mosaic virus in pea genetic resources. Plant Disease. 105(9):2503-2508. https://doi.org/10.1094/PDIS-09-20-1917-RE.Chickpea seed rot and damping-off caused by metalaxyl-resistant Pythium ultimum and its management with ethaboxam
                                                        

- (Peer Reviewed Journal)Wang, M., Van Vleet, S., McGee, R.J., Paulitz, T.C., Porter, L.D., Schroeder, K., Vandemark, G.J., Chen, W. 2021. Chickpea seed rot and damping-off caused by metalaxyl-resistant Pythium ultimum and its management with ethaboxam. Plant Disease. 105(6):1728-1737. https://doi.org/10.1094/PDIS-08-20-1659-RE.Identification of Fusaruim solani f. sp. pisi (Fsp) responsive genes in Pisum sativum
                                                        

- (Peer Reviewed Journal)Williamson-Benavides, B.A., Sharpe, R., Nelson, G., Bodah, E.T., Porter, L.D., Dhingra, A. 2020. Identification of Fusaruim solani f. sp. pisi (Fsp) responsive genes in Pisum sativum. Frontiers in Genetics. 11. Article 950. https://doi.org/10.3389/fgene.2020.00950.Albinism. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Hollow Heart. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Pea Enation Mosaic Virus. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Sclerotinia White Mold. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Bean Lear Roll Virus. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Frost Damage. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Viral Diseases of Minor Importance. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Nutritional Disorders. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Pea Streak Virus. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Red Clover Vein Mosaic Virus. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Theilaviopsis Root Rot. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Water Congestion. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Alfalfa Mosaic Virus. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Fusarium. In: Compendium of Pea Diseases and Pests

- (Book / Chapter)Downy Mildew

- (Book / Chapter)Botrytis gray mold

- (Book / Chapter)Dissecting genetic architecture of Aphanomyces root rot resistance in lentil by QTL mapping and genome-wide association
                                                        

- (Peer Reviewed Journal)Ma, Y., Coyne, C.J., Sankaran, S., Main, D., Porter, L.D., Mugabe, D., Smitchger, J., Zhang, C., Amin, M., Fasheed, N., Ficklin, S., McGee, R.J. 2020. Dissecting genetic architecture of Aphanomyces root rot resistance in lentil by QTL mapping and genome-wide association. International Journal of Molecular Sciences. 21(6):2129. https://doi.org/10.3390/ijms21062129.Development and validation of KASP markers for the identification of Pea seedborne mosaic virus pathotype P1 resistance in Pisum sativum
                                                        

- (Peer Reviewed Journal)Swisher Grimm, K.D., Porter, L.D. 2020. Development and validation of KASP markers for the identification of Pea seedborne mosaic virus pathotype P1 resistance in Pisum sativum. Plant Disease. 106(6):1824-1830. https://doi.org/10.1094/PDIS-09-19-1920-RE.Integration of traditional and image-based phenotyping tools to identify QTL for Aphanomyces root rot resistance in lentil

- (Abstract Only)Building a better lentil from the ground up

- (Abstract Only)Confirmation of Fusarium root rot resistance QTL Fsp-Ps 2.1 of pea under controlled conditions
                                                        

- (Peer Reviewed Journal)Coyne, C.J., Porter, L.D., Boutet, G., Ma, Y., McGee, R.J., Lesné, A., Baranger, A., Pilet-Nayal, M. 2019. Confirmation of Fusarium root rot resistance QTL Fsp-Ps 2.1 of pea under controlled conditions. Biomed Central (BMC) Plant Biology. 19:98(2019). https://doi.org/10.1186/s12870-019-1699-9.Lentil disease diagnostic series: Pythium seed and seedling rot

- (Experiment Station)Porter, L.D., Paulitz, T.C., Schroeder, K. 2019. Lentil disease diagnostic series: Pythium seed and seedling rot. Experiment Station Bulletins. PP1913.Lentil Disease Diagnostic Series: Aphanomyces Root Rot

- (Experiment Station)Porter, L.D. 2019. Lentil Disease Diagnostic Series: Aphanomyces Root Rot. Extension Reports. PP1913.Lentil Disease Diagnostic Series: Pea Enation Mosaic Virus

- (Experiment Station)Porter, L.D., Agindotan, B., Mcphee, K. 2019. Lentil Disease Diagnostic Series: Pea Enation Mosaic Virus. Extension Reports. PP1913.Lentil Disease Diagnostic Series: Powdery Mildew

- (Experiment Station)Porter, L.D., Chen, W. 2019. Lentil Disease Diagnostic Series: Powdery Mildew. Extension Reports. PP1913.Lentil Disease Diagnostic Series: Bean Leaf Roll

- (Experiment Station)Agindotan, B., Porter, L.D. 2019. Lentil Disease Diagnostic Series: Bean Leaf Roll. Extension Reports. PP1913.Lentil Disease Diagnostic Series: Fusarium Root Rot

- (Experiment Station)Kalil, A., Porter, L.D. 2019. Lentil Disease Diagnostic Series: Fusarium Root Rot. Extension Reports. PP1913.Development of a protocol to phenotype sweet cherry (Prunus avium L.) for resistance to bacterial canker
                                                        

- (Peer Reviewed Journal)Mgbechi-Ezeri, J., Johnson, K.B., Porter, L.D., Nnadozie, O. 2018. Development of a protocol to phenotype sweet cherry (Prunus avium L.) for resistance to bacterial canker. Crop Protection. 112:246-251. https://doi.org/10.1016/j.cropro.2018.06.009.Exploring the genetics of lesion and nodal resistance in pea (Pisum sativum L.) to Sclerotinia sclerotiorum using genome-wide association studies and RNA-Seq
                                                        

- (Peer Reviewed Journal)Chang, H., Sang, H., Wang, J., McPhee, K.E., Zhuang, X., Porter, L.D., Chilvers, M.I. 2018. Exploring the genetics of lesion and nodal resistance in pea (Pisum sativum L.) to Sclerotinia sclerotiorum using genome-wide association studies and RNA-Seq. Plant Direct. 2(6):e00064. https://doi.org/10.1002/pld3.64.Vector-borne viruses of pulse crops, with a particular emphasis on North American cropping systems
                                                        

- (Peer Reviewed Journal)Rashed, A., Feng, X., Prager, S., Porter, L.D., Knodel, J., Karasev, A., Eigenbrode, S.D. 2018. Vector-borne viruses of pulse crops, with a particular emphasis on North American cropping systems. Annals of the Entomological Society of America. 11(4):205-227. https://doi.org/10.1093/aesa/say014.The impact of tillage on pinto bean cultivar response to drought induced by deficit irrigation
                                                        

- (Peer Reviewed Journal)Boydston, R.A., Porter, L.D., Chaves-Cordoba, B., Khot, L., Miklas, P.N. 2018. The impact of tillage on pinto bean cultivar response to drought induced by deficit irrigation. Soil and Tillage Research. 180:63-72. https://doi.org/10.1016/j.still.2018.02.011.Low altitude remote sensing technologies for crop stress monitoring: a case study on spatial and temporal monitoring of irrigated pinto bean

- (Peer Reviewed Journal)Zhou, J., Khot, L.R., Boydston, R.A., Miklas, P.N., Porter, L. 2017. Low altitude remote sensing technologies for crop stress monitoring: a case study on spatial and temporal monitoring of irrigated pinto bean. Precision Agriculture. DOI: 10.1007/s11119-017-9539-0.Development of KASP markers for the identification of pea seed-borne mosaic virus pathotype P-1 resistant alleles of eIF4E in Pisum sativum
                                                        

- (Abstract Only)Swisher Grimm, K.D., Porter, L.D. 2017. Development of KASP markers for the identification of pea seed-borne mosaic virus pathotype P-1 resistant alleles of eIF4E in Pisum sativum. Phytopathology. https://doi.org/10.1094/PHYTO-107-12-S5.1.Use of KASP markers to screen the Pisum sativum single plant core collection and commercial varieties for resistance to pea seed-borne mosaic virus pathotype P-1
                                                        

- (Abstract Only)Swisher Grimm, K.D., Porter, L.D. 2017. Use of KASP markers to screen the Pisum sativum single plant core collection and commercial varieties for resistance to pea seed-borne mosaic virus pathotype P-1. Phytopathology. https://doi.org/10.1094/PHYTO-107-12-S5.1.Assessment of sweet cherry (Prunus avium L.) genotypes for response to bacterial canker disease

- (Peer Reviewed Journal)Mgbechi-Ezeri, J., Oraguzie, N., Porter, L., Johnson, K.B. 2017. Assessment of sweet cherry (Prunus avium L.) genotypes for response to bacterial canker disease. Euphytica. 213:145. doi: 10.1007/s10681-017-1930-4.Tuber resistance and slow rotting characteristics of potato clones associated with the Solanaceae Coordinated Agricultural Project to the US-24 clonal lineage of Phytophthora infestans

- (Peer Reviewed Journal)Porter, L., Brown, C.R., Jansky, S.H., Johnson, D., Dung, J. 2017. Tuber resistance and slow rotting characteristics of potato clones associated with the Solanaceae Coordinated Agricultural Project to the US-24 clonal lineage of Phytophthora infestans. American Journal of Potato Research. 94:160-172.Field evaluation of seed treatment fungicides for control of damping-off of chickpea caused by metalaxyl-resistant Pythium spp, 2015

- (Peer Reviewed Journal)Chen, W., Guy, S., McGee, R.J., Paulitz, T.C., Porter, L., Vandemark, G.J., Schroeder, K.L. 2016. Field evaluation of seed treatment fungicides for control of damping-off of chickpea caused by metalaxyl-resistant Pythium spp, 2015. Plant Disease Management Reports. 10:ST017.Pea Disease Diagnostic Series- Rhizoctonia seed,
seedling and root rot

- (Book / Chapter)Pea disease diagnostic series - White mold

- (Experiment Station)Chen, W., Porter, L., McPhee, K. 2016. Pea disease diagnostic series - White mold. North Dakota State University Cooperative Extension Bulletin. p. 1790-1811.Screening of pea genotypes for resistance to root rot caused by Rhizoctonia solani AG 8, 2012.

- (Peer Reviewed Journal)Sharma-Poudyal, D., Paulitz, T.C., Porter, L., Du Toit, L. 2016. Screening of pea genotypes for resistance to root rot caused by Rhizoctonia solani AG 8, 2012.. Plant Disease Management Reports. 10:FC184.Petiole, N, P, K concentrations and yield of the potato cultivar Molli from certified organic amendments and fertilizer formulations
                                                        

- (Peer Reviewed Journal)Collins, H.P., Porter, L., Boydston, R.A., Alva, A.K., Chavez, B. 2016. Petiole, N, P, K concentrations and yield of the potato cultivar Molli from certified organic amendments and fertilizer formulations. Communications in Soil Science and Plant Analysis. 47(10):1227-1238.Pythium species associated with damping-off of pea in certified organic fields in the Columbia Basin of central Washington

- (Peer Reviewed Journal)Alcala, A.C., Paulitz, T.C., Schroeder, K., Porter, L., Derie, M.L., Du Toit, L.J. 2016. Pythium species associated with damping-off of pea in certified organic fields in the Columbia Basin of central Washington. Plant Disease. 100:916-925.A diagnostic guide for Fusarium Root Rot of pea

- (Peer Reviewed Journal)Porter, L., Pasche, J.S., Chen, W., Harveson, R.M. 2015. A diagnostic guide for Fusarium Root Rot of pea. Plant Health Progress. doi: 10.1094/PHP-DG-15-0013.Evaluation of pea accessions and commercial cultivars for Fusarium Root Rot resistance

- (Peer Reviewed Journal)Bodah, E., Porter, L., Chaves-Cordoba, B., Dhingra, A. 2016. Evaluation of pea accessions and commercial cultivars for Fusarium Root Rot resistance. Euphytica. 208:63-72. doi: 10.1007/s10681-015-1545-6.Identification of QTL controlling high levels of partial resistance to Fusarium solani f. sp. pisi in pea

- (Peer Reviewed Journal)Coyne, C.J., Pilet-Nayel, M., McGee, R.J., Porter, L., Smykal, P., Grunwald, N.J., Inglis, D. 2015. Identification of QTL controlling high levels of partial resistance to Fusarium solani f. sp. pisi in pea. Plant Breeding. 134:446-453.Characterization and pathogenicity of Rhizoctonia and Rhizoctonia-like spp. from pea crops in the Columbia Basin of Oregon and Washington

- (Peer Reviewed Journal)Poudyal, D., Paulitz, T.C., Porter, L., Du Toit, L.J. 2015. Characterization and pathogenicity of Rhizoctonia and Rhizoctonia-like spp. from pea crops in the Columbia Basin of Oregon and Washington. Plant Disease. 99:604-613.Molecular characterization of genetic variation related to pea enation mosaic virus resistance in lentil (Lens culinaris Medik)

- (Peer Reviewed Journal)Jain, S., Porter, L., Kumar, A., Mir, R., Eigenbrode, S., Mcphee, K. 2014. Molecular characterization of genetic variation related to pea enation mosaic virus resistance in lentil (Lens culinaris Medik). Canadian Journal of Plant Science. DOI: 10.4141/CJPS-2014-077.Molecular characterization of genetic variation to pea enation mosaic virus resistance in lentil (Lenz culinaris Medik.)

- (Peer Reviewed Journal)Jain, S., Porter, L., Kumar, A., Mir, R., Eigenbrode, S., Mcphee, K. 2014. Molecular characterization of genetic variation to pea enation mosaic virus resistance in lentil (Lenz culinaris Medik.). Canadian Journal of Plant Science. 94:1333-1344. doi: 10.4141/cjps-2014-077.Release of pea germplasm with Fusarium resistance combined with desirable yield and anti-lodging traits

- (Peer Reviewed Journal)Porter, L., Grunwald, N.J., Kraft, J.M. 2014. Release of pea germplasm with Fusarium resistance combined with desirable yield and anti-lodging traits. Journal of Plant Registrations. 8:191-194.Inferring outcrossing in the homothallic fungus Sclerotinia sclerotiorum using linkage disequilibrium decay

- (Peer Reviewed Journal)Attanayake, R., Tennekoon, V., Johnson, D., Porter, L., Del Río-Mendoza, L., Jiang, D., Chen, W. 2014. Inferring outcrossing in the homothallic fungus Sclerotinia sclerotiorum using linkage disequilibrium decay. Heredity. 113:353-363. doi: 10.1038/hdy.2014.37.QTL analysis for Fusarium root rot resistance in snap bean under greenhouse conditions

- (Proceedings)Bello, M.H., Hagerty, C.H., Myers, J.R., Porter, L., Miklas, P.N. 2014. QTL analysis for Fusarium root rot resistance in snap bean under greenhouse conditions. Bean Improvement Cooperative Annual Report. 57: 185-186.Rhizoctonia spp. dynamics and optimal timing of glyphosate application
to cereal cover crops to manage onion stunting in Washington and
Oregon

- (Abstract Only)Sharma, P.D., Paulitz, T.C., Porter, L., Eggers, J., Hamm, P.B., Du Toit, L. 2013. Rhizoctonia spp. dynamics and optimal timing of glyphosate application to cereal cover crops to manage onion stunting in Washington and Oregon. Phytopathology. 103:S 2.131.Finding linked markers to En for efficient selection of pea enation Mosaic Virus resistance in pea

- (Peer Reviewed Journal)Jain, S., Weeden, N., Porter, L., Eigenbrode, S., Mcphee, K. 2013. Finding linked markers to En for efficient selection of pea enation Mosaic Virus resistance in pea. Crop Science. 10.2135/cropsci2013.04.0211.Efficacy of fungicides to manage onion stunting caused by Rhizoctonia spp. in the Columbia Basin of Oregon and Washington, 2011-2012

- (Peer Reviewed Journal)Sharma-Poudyal, D., Paulitz, T.C., Porter, L., Eggers, J., Hamm, P.B., Du Toit, L. 2013. Efficacy of fungicides to manage onion stunting caused by Rhizoctonia spp. in the Columbia Basin of Oregon and Washington, 2011-2012 Plant Disease Management Reports. No. 7:V047.Phosphorous uptake by potato (Solanum tuberosum L.) from biochar amended with anaerobic digested dairy manure effluent

- (Peer Reviewed Journal)Collins, H.P., Porter, L., Streubel, J., Chaves-Cordoba, B. 2013. Phosphorous uptake by potato (Solanum tuberosum L.) from biochar amended with anaerobic digested dairy manure effluent. Agronomy Journal. 105:989-998.Effect of timing of glyphosate application to a winter wheat cover crop on stunting of spring-sown onions caused by Rhizoctonia spp. in the Columbia Basin of Washington, 2012.

- (Peer Reviewed Journal)Sharma-Poudyal, D., Paulitz, T.C., Porter, L., Eggers, J., Hamm, P.B., Du Toit, L. 2013. Effect of timing of glyphosate application to a winter wheat cover crop on stunting of spring-sown onions caused by Rhizoctonia spp. in the Columbia Basin of Washington, 2012. Plant Disease Management Reports. No. 7:V046.Yield responses of three onion cultivars to stunting caused by Rhizoctonia spp. in the Columbia Basin of Oregon and Washington, 2012.

- (Peer Reviewed Journal)Sharma-Poudyal, D., Paulitz, T.C., Porter, L., Eggers, J., Hamm, P.B., Du Toit, L. 2013. Yield responses of three onion cultivars to stunting caused by Rhizoctonia spp. in the Columbia Basin of Oregon and Washington, 2012 Plant Disease Management Reports. No. 7:V048.Characterization of white mold disease avoidance in common bean

- (Peer Reviewed Journal)Miklas, P.N., Porter, L., Kelly, J., Myers, J. 2013. Characterization of white mold disease avoidance in common bean. European Journal of Plant Pathology. 135:525-543.Genetic and phenotypic diversity and random association of DNA markers of the fungal plant pathogen Sclerotinia sclerotiorum from soil on a fine geographic scale.

- (Peer Reviewed Journal)Attanayake, R., Porter, L., Johnson, D., Chen, W. 2012. Genetic and phenotypic diversity and random association of DNA markers of the fungal plant pathogen Sclerotinia sclerotiorum from soil on a fine geographic scale.. Soil Biology and Biochemistry. 55:28-36.Pea germplasm with partial resistance to sclerotinia sclerotiorum that extends the time required by the pathogen to infect host tissue

- (Peer Reviewed Journal)Porter, L. 2012. Pea germplasm with partial resistance to sclerotinia sclerotiorum that extends the time required by the pathogen to infect host tissue. Crop Science. 52:1044-1050.Selection of pea genotypes with partial resistance to Sclerotinia sclerotiorum across a wide range of temperatures and periods of high relative humidity

- (Peer Reviewed Journal)Porter, L. 2012. Selection of pea genotypes with partial resistance to Sclerotinia sclerotiorum across a wide range of temperatures and periods of high relative humidity. Euphytica. 186:671-678.Complex patterns of speciation in cosmopolitan "rock posy" lichens - an integrative approach to discovering and delimiting fungal species in the lichen-forming rhizoplaca melanophthalma speciescomplex

- (Peer Reviewed Journal)Leavitt, S., Fankhauser, J., Leavitt, D., Porter, L., Johnson, L., St. Clair, L. 2011. Complex patterns of speciation in cosmopolitan "rock posy" lichens - an integrative approach to discovering and delimiting fungal species in the lichen-forming Rhizoplaca melanophthalma speciescomplex. Molecular Phylogenetics and Evolution. 59:587-602.Identification of tolerance to Fusarium root rot in wild pea germplasm with high levels of partial resistance

- (Peer Reviewed Journal)Porter, L., Coffman, V.A. 2011. Identification of tolerance to Fusarium root rot in wild pea germplasm with high levels of partial resistance. Pisum Genetics. 42:1-6.New consistent QTL in pea associated with partial resistance to Aphanomyces euteiches in multiple field and controlled environments from France and the United States

- (Peer Reviewed Journal)Hamon, C., Baranger, A., Coyne, C.J., Mcgee, R.J., Le Goff, I., L Anthoene, V., Esnault, R., Riviere, J., Klein, A., Mangin, P., Mcphee, K.E., Roux-Duparque, M., Porter, L., Miteul, H., Lesne, A., Morin, G., Onfroy, C., Moussart, A., Tivoli, B., Delourme, R., Pilet Nayel, M. 2011. New consistent QTL in pea associated with partial resistance to Aphanomyces euteiches in multiple field and controlled environments from France and the United States. Theoretical and Applied Genetics. 123:261-281.Ascochyta blight of peas

- (Peer Reviewed Journal)Skoglund, L. G., Harveson, R. M., Chen, W., Dugan, F., Schwartz, H. F., Markell, S. G., Porter, L., Burrows, M. L., and Goswami, R. 2011. Ascochyta blight of peas. Plant Health Progress DOI: 10.1094/PHP-2011-0330-01-RSGenetic and phenotypic diversity of Sclerotinia sclerotiorum on a small geographic scale

- (Abstract Only)Attanyake, R., Porter, L., Johnson, D., Chen, W. 2011. Genetic and phenotypic diversity of Sclerotinia sclerotiorum on a small geographic scale. Fungal Genetics Reports. 58:214.Seed health and vigor

- (Book / Chapter)Porter, L. 2011. Seed Health and Vigor. Compendium of Chickpea and Lentil Diseases and Pests. 6-7.Rhizoctonia seed, seedling, and wet root rot

- (Book / Chapter)Porter, L. 2011. Rhizoctonia Seed, Seedling, and Wet Root Rot. Compendium of Chickpea and Lentil Diseases and Pests. 28-29.Comparative QTL map for white mold resistance in common bean, and characterization of partial resistance in dry bean lines VA19 and I9365-31

- (Peer Reviewed Journal)Soule, M., Porter, L., Medina, J., Santana, G., Blair, M., Miklas, P.N. 2011. Comparative QTL map for white mold resistance in common bean, and characterization of partial resistance in dry bean lines VA19 and I9365-31. Crop Science. 51:123-139.QTL may explain a tolerance response to Pea enation mosaic virus in pea

- (Abstract Only)Larsen, R.C., Porter, L., Mcphee, K. 2010. QTL may explain a tolerance response to Pea enation mosaic virus in pea. Proc. Int. Food Legume Res. Conf.  7:326.First report of root rot of lentil caused by Aphanomyces euteiches in Idaho

- (Peer Reviewed Journal)Vandemark, G.J., Porter, L. 2010. First report of root rot of lentil caused by Aphanomyces euteiches in Idaho. Plant Disease. 94:480.Assessment of organic seed treatments in a pea disease nursery to manage seed and root rot on peas, 2008.

- (Other)Porter, L. 2009. Assessment of organic seed treatments in a pea disease nursery to manage seed and root rot on peas, 2008.. Plant Disease Management Reports. 3:ST023. Online publication. doi: 10.1094/PDMR03.Identification of novel sources of resistance to Pea enation mosaic virus in chickpea germplasm.

- (Peer Reviewed Journal)Larsen, R.C., Porter, L. 2010. Identification of novel sources of resistance to Pea enation mosaic virus in chickpea germplasm. Plant Pathology. 59:42–47Evidence that QTL may be involved in a tolerance response to Pea enation mosaic virus in pea (Pisum sativum L.)

- (Abstract Only)Larsen, R.C., Porter, L., Mcphee, K. 2009. Evidence that QTL may be involved in a tolerance response to Pea enation mosaic virus in pea (Pisum sativum L.). Phytopathology. 99:S69.Variation in fungicide sensitivity between two field populations of Sclerotinia sclerotiorum

- (Abstract Only)Attanayake, R., Johnson, D., Porter, L., Chen, W. 2009. Variation in fungicide sensitivity between two field populations of Sclerotinia sclerotiorum. Proceedings of the International Sclerotinia Workshop.Metalaxyl-M-Resistant Pythium Species in Potato Cropping Systems in the Pacific Northwest, USA

- (Peer Reviewed Journal)Porter, L., Hamm, P., David, N., Gieck, S., Miller, J. 2009. Metalaxyl-M-Resistant Pythium Species in Potato Cropping Systems in the Pacific Northwest, USA. Plant Disease. Published online DOI 10. A 1007/s 12230-009-0985-z.Resistance of Peas to Sclerotinia sclerotiorum in the Pisum Core Collection

- (Peer Reviewed Journal)Porter, L., Hoheisel, G., Coffman, V.A. 2008. Resistance of Peas to Sclerotinia sclerotiorum in the Pisum Core Collection. Plant Pathology. 58:52-60.Detection of a pathogen shift among the pectolytic bacterial pathogens of potato in Washington State

- (Abstract Only)Schroeder, B.K., Such, M., Sires, J.L., Porter, L., Johnson, D.A. 2008. Detection of a pathogen shift among the pectolytic bacterial pathogens of potato in Washington State. Phytopathology 98: S142.Genetic diversity of Sclerotinia sclerotiorum from various crops from the U.S. Pacific Northwest

- (Abstract Only)Chen, W., Porter, L., Johnson, D. 2008. Genetic diversity of Sclerotinia sclerotiorum from various crops from the U.S. Pacific Northwest. Phytopathology. 98: S35.Occurrence, aggressiveness, somatic growth and reproduction of phenylamide-resistant and -sensitive oomycete pathogens

- (Abstract Only)Porter, L. 2008. Occurrence, aggressiveness, somatic growth and reproduction of phenylamide-resistant and -sensitive oomycete pathogens. Phytopathology. 98:S186.Genetic diversity of Sclerotinia sclerotiorum from various crops from the US Pacific Northwest

- (Abstract Only)Chen, W., Porter, L., Johnson, D. 2008. Genetic diversity of Sclerotinia sclerotiorum from various crops from the US Pacific Northwest. Phytopathology.78(6):S35Efficacy of seed treatments in reducing seed and root rot of peas in the presence of metalaxyl-resistant Pythium, 2007

- (Other)Porter, L., Coffman, V.A. 2008. Efficacy of seed treatments in reducing seed and root rot of peas in the presence of metalaxyl-resistant Pythium, 2007. Plant Disease Management Reports (online). Report 2:V154. DOI:10.1094/PDMR02. The American Phytopathological Society, St. Paul, MN.Assessment of organic seed treatments to manage seed and root rot on peas, 2007

- (Other)Porter, L., Coffman, V.A. 2008. Assessment of organic seed treatments to manage seed and root rot on peas, 2007. Plant Disease Management Reports (online). Report 2:V153. DOI:10.1094/PDMR02. The American Phytopathological Society, St. Paul, MN.First Report of Pratylenchus neglectus, Pratylenchus thornei and Paratylenchus hametus nematodes causing yield reduction to dry land peas and lentils in Idaho

- (Peer Reviewed Journal)Riga, E., Porter, L.D., Mojtahedi, H., and Brocke, G.F. 2008. First report of Pratylenchus neglectus, Pratylenchus thornei and Paratylenchus hametus nematodes causing yield reduction to dry land peas and lentils in Idaho.  Plant Disease 92: 979.Registration of W6 26740, W6 26743 and W6 26745 green pea germplasm resistant to Fusarium root rot.

- (Peer Reviewed Journal)Coyne, C.J., Porter, L., Inglis, D.A., Grunwald, N.J., Mcphee, K.E., Muehlbauer, F.J. 2008. Registration of W6 26740, W6 26743 and W6 26745 Green Pea Germplasm Resistant to Fusarium Root Rot. Journal of Plant Registrations (2008) Vol 2, No. 2, 137-139.Phosphorous acid for Aphanomyces control

- (Popular Publication)Porter, L. 2008. Phosphorous acid for Aphanomyces control. Pulse Pipeline. 8(14):1.Effect of partial genetic resistance on efficacy of Topsin fungicide for control of white mold disease in pinto bean

- (Abstract Only)Miklas, P. N., and L. Porter. 2008. Effect of partial genetic resistance on efficacy of Topsin fungicide for control of white mold disease in pinto bean. National Sclerotinia Initiative 6th Annual Meeting, Jan. 23-25, 2008. p. 21.Identification of QTL conditioning partial resistance to white mold in kidney bean line VA19 derived from an interspecific population

- (Abstract Only)Soule, M., P. N. Miklas, and L. Porter. 2008. Identification of QTL conditioning partial resistance to white mold in kidney bean line VA19 derived from an interspecific population.  National Sclerotinia Initiative 6th Annual Meeting, Jan. 23-25, 2008. p. 30.Prolonged infection periods to Sclerotinia sclerotiorum identified in wild pea germplasm to be breed into pea cultivars to promote disease avoidance

- (Abstract Only)Porter, L., Coffman, V.A. 2008. Prolonged infection periods to Sclerotinia sclerotiorum identified in wild pea germplasm to be breed into pea cultivars to promote disease avoidance. Phytopathology. 98: S127.Effect of temperature and period of high relative humidity on white mold resistance of selective germplasm from the Pisum core collection

- (Abstract Only)Porter, L., Coffman, V.A. 2008. Effect of temperature and period of high relative humidity on white mold resistance of selective germplasm from the Pisum core collection. ARS Sclerotinia Initiative Annual Meeting. Bloomington, MN January 23-25. p. 26.The Genetic Basis of Fusarium Root Rot Tolerance in the Afghanistan Pea

- (Peer Reviewed Journal)Weeden, N.F., Porter, L. 2008. The Genetic Basis of Fusarium Root Rot Tolerance in the 'Afghanistan' Pea. Pisum Genetics. 39: 35-36.Resistance to Sclerotinia White Mold in Processed and Dry Pea Cultivars and in the Pisum Core Collection

- (Abstract Only)Porter, L., Coffman, V.A. 2008. Resistance to Sclerotinia White Mold in Processed and Dry Pea Cultivars and in the Pisum Core Collection. Pisum Genetics (Abstr.) 39: 39.Identification and Characterization of Partial Resistance to Fusarium root rot in the Pisum Core Collection

- (Abstract Only)Porter, L., Coffman, V.A. 2007. Identification and Characterization of Partial Resistance to Fusarium root rot in the Pisum Core Collection. Integrating legume biology for sustainable agriculture, Book of Abstracts, 6th European Grain Legume Conference, 12-16 November 2007, Lisbon Congress Centre, Portugal p. 158.Occurrence of mefenoxam resistant isolates of Pythium spp. in the Pacific Northwest

- (Abstract Only)Hamm, P.B., Porter, L., David, N.L., Gieck, S.L., Miller, J.S., Gundersen, B., Inglis, D.A. 2008. Occurrence of mefenoxam resistant isolates of Pythium spp. in the Pacific Northwest. American Journal of Potato Research (Abstr.) 85: 13.Development of Codominant simple sequence repeat, single nucleotide polymorphism and sequence characterized amplified region markers for the pea root rot pathogen, Aphanomyces euteiches.

- (Peer Reviewed Journal)Akamatsu, H. O., Grünwald, N. J., Chilvers, M. I., Porter, L. D., and Peever, T. L. 2007. Development of codominant simple sequence repeat, single nucleotide polymorphism and sequence characterized amplified region markers for the pea root rot pathogen, Aphanomyces euteiches. Journal of Microbiological Methods 71: 82-86.Impact of rolling and phosphorous acid on root rot of dry peas in the Pacific Northwest

- (Abstract Only)Porter, L., Coffman, V.A. 2007. Impact of rolling and phosphorous acid on root rot of dry peas in the Pacific Northwest. Phytopathology. 97:S94Survival of Sporangia of New Clonal Lineages of Phytophthora infestans in Soil under Semiarid Conditions

- (Peer Reviewed Journal)Porter, L.D., Johnson, D.A. 2007. Survival of Sporangia of New Clonal Lineages of Phytophthora infestans in Soil under Semiarid Conditions. Plant Disease. 91: 835-841.Assessment of Solanum hougasii in Washington and Mexico	as a Source of Resistance to Late Blight

- (Peer Reviewed Journal)Inglis, D.A., Brown, C.R., Gundersen, B.G., Porter, L., Miller, J.S., Johnson, D.A., Lozoya-Saldana, H., Haynes, K.G. 2007. Assessment of Solanum hougasii in Washington and Mexico	as a Source of Resistance to Late Blight. American Journal of Potato Research. Vol 54: 217-228.Identification of Resistance to Sclerotinia sclerotiorium in Peas

- (Abstract Only)Porter, L., Hoheisel, G., Coffman, V.A.  2007. Identification of Resistance to Sclerotinia sclerotiorium in Peas. NDSU/USDA-ARS 2007 Sclerotinia Annual Meeting, Bloomington, MN January 17-19, 2007, p. 24.SOIL ACIDITY AND LIME RESPONSES IN THE PACIFIC NOTHWEST

- (Abstract Only)Carter, P., Brown, T., Porter, L., Huggins, D.R., Wysocki, D., Koening, R. 2006. SOIL ACIDITY AND LIME RESPONSES IN THE PACIFIC NOTHWEST. ASA-CSSA-SSSA Annual Meeting Abstracts. Published online. http:a-c-s.confex.com/crops/2006am/techprogram/p23914.htm.Segregation of progeny of Solanum tuberosum subsp. andigena for foliar and tuber resistance to late blight.

- (Peer Reviewed Journal)Novy, R.G., Miller, J.S., Porter, L., Whitworth, J.L., Lozoya-Saldana, H. 2007. Segregation of progeny of Solanum tuberosum subsp. andigena for foliar and tuber resistance to late blight.. American Journal of Potato Research. 84(1): 106-107CROP AND WEED HOSTS OF THE PINK ROT PATHOGEN.

- (Abstract Only)Porter, L.D., Miller, J.S., Atallah, Z., and Stevenson, W. 2007. Crop and weed hosts of the pink rot pathogen. American Journal of Potato Research 84: 111-112.OCCURANCE OF PLANT PATHOGENIC NEMATODES IN GREEN PEA FIELDS IN THE COLUMBIA BASIN.

- (Abstract Only)David, N.L., Hamm, P.B., Ingham, R.E., Merrifield, K.E., Porter, L.D. 2006. Occurance of plant pathogenic nematodes in green pea fields in the Columbia Basin. Published on-line at http://www.apsnet.org/meetings/div/pc06abs.asp.IDENTIFICATION OF NOVEL SOURCES OF WHITE MOLD RESISTANCE IN PEA.

- (Abstract Only)Porter, L., Hoheisel, G., Coffman, V.A. 2006. Identification of novel sources of white mold resistance in pea. Phytopathology. 2006 Pacific Division Meeting Abstracts June 13-16, 2006 - Boise, Idaho. Published online: http://www.apsnet.org/meetings/div/pc06abs.asp.In vitro somatic growth and reproduction of phenylamide-resistant and -sensitive isolates of Phytophthora erythroseptica from infected potato tubers in Idaho.

- (Peer Reviewed Journal)Porter, L.D., Miller, J.S., Nolte, P., Price, W.J. 2007. In vitro somatic growth and reproduction of phenylamide-resistant and -sensitive isolates of Phytophthora erythroseptica from infected potato tubers in Idaho. Plant Pathology. 56: 492-499.EFFECTS OF SOIL-APPLIED LATE BLIGHT FOLIAR FUNGICIDES ON INFECTION OF POTATO TUBERS BY PHYTOPHTHORA INFESTANS

- (Peer Reviewed Journal)Porter, L., Cummings, T.F., Johnson, D.A. 2006. Effects of soil-applied late blight foliar fungicides on infection of potato tubers by Phytophthora infestans. Plant Disease. 90:964-968.EVALUATION OF SEED, IN-FURROW, AND FOLIAR TREATMENTS FOR CONTROL OF ROOT ROT OF PEAS 2005

- (Research Notes)Gundersen, B., Inglis, D., Porter, L. 2006. Evaluation of seed, in-furrow, and foliar treatments for control of root rot of peas 2005. Fungicide and Nematocide Tests (online). Report 61:V130/ DOI:10.1094/FN61. The American Phytopathological Society, St. Paul, MN.POST HARVEST APPLICATIONS OF ZOXAMIDE AND PHOSPHITE FOR CONTROL OF POTATO TUBER ROTS CAUSED BY OOMYCETES

- (Peer Reviewed Journal)Miller, J.S., Olsen, N., Woodell, L., Porter, L., Clayson, S. 2006. Post harvest applications of zoxamide and phosphite for control of potato tuber rots caused by oomycetes. American Journal of Potato Research 83:269-278.IDENTIFICATION AND USE OF SOLANUM TUBEROSUM SUBSP. ANDIGENA CLONES HAVING BOTH FOLIAR AND TUBER RESISTANCE TO LATE BLIGHT

- (Peer Reviewed Journal)Novy, R.G., Miller, J.S., Porter, L., Yilma, S. 2006. Identification and use of solanum tuberosum subsp. andigena clones having both foliar and tuber resistance to late blight. American Journal of Potato Research.83(1):126-127USE OF PHOSPHOROUS ACID TO MANAGE COMMON ROOT ROT IN PROCESSING PEAS

- (Abstract Only)Porter, L. 2005. Use of phosphorous acid to manage common root rot in processing peas. Phytopathology. 96:S93.FITNESS AND AGGRESSIVENESS OF MEFENOXAM-RESISTANT AND -SENSITIVE ISOLATES OF PHYTOPHTHORA ERYTHROSEPTICA INFECTING POTATO

- (Abstract Only)Porter, L., Miller, J.S., Nolte, P. 2005. Fitness and aggressiveness of mefenoxam-resistant and -sensitive isolates of phytophthora erythroseptica infecting potato. Phytopathology. 95:S84.
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