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ARS Home » Northeast Area » Beltsville, Maryland (BARC) » Beltsville Agricultural Research Center » Mycology and Nematology Genetic Diversity and Biology Laboratory » People & Locations » Joanne Crouch

Joanne Crouch (PhD)
Mycology and Nematology Genetic Diversity and Biology Laboratory
Research Molecular Biologist

Phone: (301) 504-6922
Fax: (301) 504-5062
Room 228

10300 BALTIMORE AVENUE
BLDG 010A BARC-WEST
BELTSVILLE, MD 20705
Projects
Enhancing Plant Protection through Fungal Systematics
In-House Appropriated (D)
  Accession Number: 432548
Serological Detection Tools for Early Detection of Boxwood Blight
Interagency Reimbursable Agreement (I)
  Accession Number: 433625
Boxwood Blight Mitigation Strategies
Interagency Reimbursable Agreement (I)
  Accession Number: 431500
Tools for the Identification and Detection of Graminicolous Downy Mildews, including the Select Agent Peronosclerospora
Interagency Reimbursable Agreement (I)
  Accession Number: 436978
Filling the Gaps in Boxwood Blight Research
Non-Assistance Cooperative Agreement (S)
  Accession Number: 435256

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Data from: Genome resources for seven fungal isolates that cause turfgrass dollar spot diseases, including Clarireedia jacksonii and C. monteithiana Reprint Icon ()
Crouch, J.A., Beirn, L.A., Carbone, I., Clarke, B.B., Kerns, J.P., Malapi-Wight, M., Tredway, L.P. 2020. Data from: Genome resources for seven fungal isolates that cause turfgrass dollar spot diseases, including Clarireedia jacksonii and C. monteithiana. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1519041.
Genome resources for seven fungal isolates that cause dollar spot disease in turfgrass, including Clarireedia jacksonii and C. monteithiana Reprint Icon - (Peer Reviewed Journal)
Crouch, J.A., Beirn, L.A., Boehm, M., Carbone, I., Clarke, B.B., Kerns, J.P., Malapi-Wight, M., Mitchell, T., Reddyvari, C.V., Tredway, L.P. 2020. Genome resources for seven fungal isolates that cause dollar spot disease in turfgrass, including Clarireedia jacksonii and C. monteithiana. Plant Disease. https://doi.org/10.1094/PDIS-06-20-1296-A.
Corroboration that highly resistant impatiens cultivars are not immune to downy mildew disease: a report of crop losses from two California producers Reprint Icon - (Peer Reviewed Journal)
Daughtrey, M.L., Beckerman, J., Davis, W.J., Rane, K., Crouch, J.A. 2020. Corroboration that highly resistant impatiens cultivars are not immune to downy mildew disease: a report of crop losses from two California producers. Plant Health Progress. 21(1):214-216. https://doi.org/10.1094/PHP-05-20-0040-SC.
First report of Plasmopara sphagneticolae on the native Hawaiian plant Lipochaeta integrifolia Reprint Icon - (Peer Reviewed Journal)
Davis, W.J., Ko, M., Ocenar, J.R., Romberg, M., Crouch, J. 2020. First report of Plasmopara sphagneticolae on the native Hawaiian plant Lipochaeta integrifolia. Australasian Plant Disease Notes. 15(1):29. https://doi.org/10.1007/s13314-020-00398-5.
One clonal lineage of Calonectria pseudonaviculata is primarily responsible for the boxwood blight epidemic in the United States Reprint Icon - (Peer Reviewed Journal)
Castroagudín, V., Weiland, J.E., Baysal-Gurel, F., Cubeta, M., Daughtrey, M., Gauthier, N., Lamondia, J., Luster, D.G., Hand, F., Shishkoff, N., Wiiliams-Woodward, J., Leblanc, N., Yang, X., Crouch, J. 2020. One clonal lineage of Calonectria pseudonaviculata is primarily responsible for the boxwood blight epidemic in the United States. Phytopathology. https://doi.org/10.1094/PHYTO-04-20-0130-R.
Quantitative real-time PCR detection of Clarireedia spp., the causal agents of dollar spot in turfgrasses Reprint Icon - (Peer Reviewed Journal)
Groben, G., Clarke, B., Murphy, J., Koch, P., Crouch, J., Lee, S., Zhang, N. 2020. Quantitative real-time PCR detection of Clarireedia spp., the causal agents of dollar spot in turfgrasses. Plant Disease. https://doi.org/10.1094/PDIS-04-20-0726-RE.
Confirmation of Calonectria pseudonaviculata causing boxwood blight of Buxus sempervirens and Buxus cultivars in Oregon Reprint Icon - (Peer Reviewed Journal)
Sacher, G.O., Weiland, G.E., Putnam, M.L., Crouch, J., Castroaguddin, V.L. 2020. Confirmation of Calonectria pseudonaviculata causing boxwood blight of Buxus sempervirens and Buxus cultivars in Oregon. Plant Disease. 104(6):1862. https://doi.org/10.1094/PDIS-01-20-0078-PDN.
Peronospora bergamotii, Hyaloperonospora daughtreyae and H. iberidis: new species associated with downy mildew diseases affecting ornamental plants in the United States Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Leblanc, N., Wallace, E., Daughtery, M., Crouch, J. 2020. Peronospora bergamotii, Hyaloperonospora daughtreyae and H. iberidis: new species associated with downy mildew diseases affecting ornamental plants in the United States. European Journal of Plant Pathology. 157(1):311-326. https://doi.org/10.1007/s10658-020-01989-9.
Data from: Genome sequence of the chestnut blight fungus Cryphonectria parasitica EP155: A fundamental resource for an archetypical invasive plant pathogen Reprint Icon ()
Crouch, J., Dawe, A., Aerts, A., Churchill, A.C., Grimwood, J., Hillman, B.I., Milgroom, M.G., Smith, M., Salamov, A., Schmutz, J., Yadav, J., Gregoriev, I., Nuss, D. 2020. Data from: Genome sequence of the chestnut blight fungus Cryphonectria parasitica EP155: A fundamental resource for an archetypical invasive plant pathogen. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1518485.
Genome sequence of the chestnut blight fungus Cryphonectria parasitica EP155: a fundamental resource for an archetypical invasive plant pathogen Reprint Icon - (Peer Reviewed Journal)
Crouch, J., Dawe, A., Aerts, A., Churchill, A.C., Grimwood, J., Hillman, B.I., Milgroom, M.G., Smith, M., Salamov, A., Schmutz, J., Yadav, J., Gregoriev, I., Nuss, D. 2020. Genome sequence of the chestnut blight fungus Cryphonectria parasitica EP155: a fundamental resource for an archetypical invasive plant pathogen. Phytopathology. https://doi.org/10.1094/PHYTO-12-19-0478-A.
Elucidating the influence of resident seed and soil microbiota on the developing creeping bentgrass microbiome Reprint Icon - (Peer Reviewed Journal)
Doherty, J.R., Crouch, J., Roberts, J.A. 2020. Elucidating the influence of resident seed and soil microbiota on the developing creeping bentgrass microbiome. Agrosystems, Geosciences & Environment. 3(1):3:e20038. https://doi.org/10.1002/agg2.20038.
Widespread occurrence of a CYP51A pseudogene in Calonectria pseudonaviculata Reprint Icon - (Peer Reviewed Journal)
Stravoradis, S., Leblanc, N., Marra, R.E., Crouch, J., Hulvey, J.P. 2019. Widespread occurrence of a CYP51A pseudogene in Calonectria pseudonaviculata. Mycobiology. 48(1):44-50. https://doi.org/10.1080/12298093.2019.1689600.
Prokaryotic taxa play keystone roles in the soil microbiome associated with ornamental boxwood accessions at the U.S. National Arboretum Reprint Icon - (Peer Reviewed Journal)
Leblanc, N., Crouch, J. 2019. Prokaryotic taxa play keystone roles in the soil microbiome associated with ornamental boxwood accessions at the U.S. National Arboretum. Ecology and Evolution. 9(19):11102-11111. https://doi.org/10.1002/ece3.5614.
Global distribution of mating types shows limited opportunities for mating across populations of fungi causing boxwood blight disease Reprint Icon - (Peer Reviewed Journal)
Wight-Malapi, M., Veltri, D., Gehesquière, B., Heungens, K., Rivera, Y., Salgado-Salazar, C., Crouch, J. 2019. Global distribution of mating types shows limited opportunities for mating across populations of fungi causing boxwood blight disease. Fungal Genetics and Biology. https://doi.org/10.1016/j.fgb.2019.103246.
Occurrence of boxwood blight caused by Calonectria pseudonaviculata in Ohio landscapes Reprint Icon - (Peer Reviewed Journal)
Emanuel, I.B., Farinas, C., Lin, S., Pierzynski, J., Crouch, J., Hand, F.P. 2019. Occurrence of boxwood blight caused by Calonectria pseudonaviculata in Ohio landscapes. Plant Disease. Plant Disease. 103(10):2670. https://doi.org/10.1094/PDIS-03-19-0520-PDN.
SSRs identify limited genetic diversity across pathogen populations responsible for the global emergence of boxwood blight Reprint Icon - (Peer Reviewed Journal)
Leblanc, N., Gehesquière, B., Salgado-Salazar, C., Heungens, K., Crouch, J.A. 2019. SSRs identify limited genetic diversity across pathogen populations responsible for the global emergence of boxwood blight. Plant Pathology. 68(5):861-868. https://doi.org/10.1111/ppa.13003.
Coccinonectria pachysandricola, causal agent of a new foliar blight disease of Sarcococca hookeriana Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Shishkoff, N., LeBlanc, N., Ismaiel, A.A., Collins, M., Cubeta, M.A., Crouch, J. 2018. Coccinonectria pachysandricola, causal agent of a new foliar blight disease of Sarcococca hookeriana. Plant Disease. 103(6):1337-1346. https://doi.org/10.1094/PDIS-09-18-1676-RE.
First report of Plasmopara halstedii on Coreopsis grandiflora in the United States Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Creswell, T., Ruhl, G.E., Crouch, J. 2018. First report of Plasmopara halstedii on Coreopsis grandiflora in the United States. Plant Disease. https://doi.org/10.1094/PDIS-09-18-1501-PDN.
Detection and visualization of the impatiens downy mildew pathogen using fluorescence in situ hybridization (FISH) Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Bauchan, G.R., Wallace, E.C., Crouch, J.A. 2018. Detection and visualization of the impatiens downy mildew pathogen using fluorescence in situ hybridization (FISH). Plant Methods. 14:92. https://doi.org/10.1186/s13007-018-0362-z.
Basidiophora delawarensis, a new downy mildew species that infects cultivated goldenrod (Solidago sphacelata) in the United States Reprint Icon - (Peer Reviewed Journal)
Wallace, E., Salgado-Salazar, C., Gregory, N., Crouch, J. 2018. Basidiophora delawarensis, a new downy mildew species that infects cultivated goldenrod (Solidago sphacelata) in the United States. Mycological Progress. 17(12):1283-1291. https://doi.org/10.1007/s11557-018-1444-z.
Genome resources for the stem and bark canker pathogens Corinectria fuckeliana, Neonectria hederae and N. punicea Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Crouch, J. 2018. Genome resources for the stem and bark canker pathogens Corinectria fuckeliana, Neonectria hederae and N. punicea. Plant Disease. 103(1):389-391. https://doi.org/10.1094/PDIS-05-18-0904-A.
Genome analysis of the ubiquitous boxwood pathogen Pseudonectria foliicola Reprint Icon - (Peer Reviewed Journal)
Rivera, Y., Salgado-Salazar, C., Veltri, D., Malapi-Wight, M., Crouch, J. 2018. Genome analysis of the ubiquitous boxwood pathogen Pseudonectria foliicola. PeerJ. 6:e5401. https://doi.org/10.7717/peerj.5401.
A new genus: Identifying and naming the fungi that cause dollar spot disease on turf ()
Beirn, L.A., Salgado-Salazar, C., Tredway, L.P., Clarke, B.B., Crouch, J.A. 2018. A new genus: Identifying and naming the fungi that cause dollar spot disease on turf. Golf Course Management. 86(7):69-72
Downy mildew disease of New England aster (Symphyotrichum novae-angliae) caused by Basidiophora simplex in New York Reprint Icon - (Peer Reviewed Journal)
Wallace, E.C., Crouch, J.A. 2018. Downy mildew disease of New England aster (Symphyotrichum novae-angliae) caused by Basidiophora simplex in New York. Plant Disease. 102(11):2382. https://doi.org/10.1094/PDIS-04-18-0555-PDN.
Genetic variation of the pathogen causing impatiens downy mildew pre-dating and including 21st century epidemics on Impatiens walleriana Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., LeBlanc, N., Ismaiel, A.A., Rivera, Y., Warfield, C., Crouch, J.A. 2018. Genetic variation of the pathogen causing impatiens downy mildew pre-dating and including 21st century epidemics on Impatiens walleriana. Plant Disease. 102(12):2411-2420. http://doi.org/10.1094/PDIS-01-18-0077-RE.
Downy mildew: a serious disease threat to rose health worldwide Reprint Icon ()
Salgado-Salazar, C., Shishkoff, N., Daughtrey, M.L., Palmer, C., Crouch, J. 2018. Downy mildew: a serious disease threat to rose health worldwide. Plant Disease. https://doi.org/10.1094/PDIS-12-17-1968-FE.
Clarireedia: A new fungal genus comprising four pathogenic species responsible for dollar spot disease of turfgrass Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Beirn, L.A., Ismaiel, A.A., Boehm, M.J., Carbone, I., Putnam, A.I., Tredway, L.P., Clarke, B.B., Crouch, J.A. 2018. Clarireedia: A new fungal genus comprising four pathogenic species responsible for dollar spot disease of turfgrass. Fungal Biology. 122(8):761-773. https://doi.org/10.1016/j.funbio.2018.04.004.
Genome wide analysis of the transition to pathogenic lifestyles in Magnaporthales fungi Reprint Icon - (Peer Reviewed Journal)
Zhang, N., Cai, G., Price, D.C., Crouch, J., Gladieux, P., Hillman, B., Khang, C.H., Lebrun, M., Lee, Y., Luo, J., Qiu, H., Veltri, D., Wisecarver, J.H., Zhu, J., Bhattacharya, D. 2018. Genome wide analysis of the transition to pathogenic lifestyles in Magnaporthales fungi. Scientific Reports. 8:5862. https://doi.org/10.1038/s41598-018-24301-6.
Data from: Clarireedia: A new fungal genus comprising four pathogenic species responsible for dollar spot disease of turfgrass ()
Salgado-Salazar, C., Beirn, L.A., Clarke, B.B., Crouch, J. 2018. Data from: Clarireedia: A new fungal genus comprising four pathogenic species responsible for dollar spot disease of turfgrass. Ag Data Commons. http://dx.doi.org/10.15482/USDA.ADC/1429061.
Boxwood blight: an ongoing threat to ornamental and native boxwood Reprint Icon ()
Leblanc, N., Salgado-Salazar, C., Crouch, J.A. 2018. Boxwood blight: an ongoing threat to ornamental and native boxwood. Applied Microbiology and Biotechnology. 102(10):4371-4380. https://doi.org/10.1007/s00253-018-8936-2.
Downy mildew of Double Knock Out® rose caused by Peronospora sparsa in Maryland Reprint Icon - (Peer Reviewed Journal)
Salgado-Salazar, C., Ismaiel, A., Crouch, J. 2018. Downy mildew of Double Knock Out® rose caused by Peronospora sparsa in Maryland. Plant Disease. 102(7):1464. https://doi.org/10.1094/PDIS-11-17-1802-PDN.
First report of Peronospora sp. causing downy mildew disease on Geum sp. in the northeastern United States Reprint Icon - (Peer Reviewed Journal)
Wallace, E., Daughtery, M., Rane, K., Salgado-Salazar, C., Crouch, J. 2018. First report of Peronospora sp. causing downy mildew disease on Geum sp. in the northeastern United States. Plant Disease. 102(7):1463. https://doi.org/10.1094/PDIS-09-17-1503-PDN.
First Report of Peronospora digitalidis causing downy mildew disease on foxglove in Oregon - (Peer Reviewed Journal)
Wallace, E., Crouch, J. 2017. First Report of Peronospora digitalidis causing downy mildew disease on foxglove in Oregon. Plant Disease. 102:827. https://doi.org/10.1094/PDIS-09-17-1504-PDN.
Genome datasets for Calonectria henricotiae and C. pseudonaviculata causing boxwood blight disease and related species ()
Crouch, J., Malapi-Wight, M., Rivera, Y., Salgado-Salazar, C., Veltri, D. 2017. Genome datasets for Calonectria henricotiae and C. pseudonaviculata causing boxwood blight disease and related species. Ag Data Commons. http://dx.doi.org/10.15482/USDA.ADC/1410184.
Genome analysis of the ubiquitous boxwood pathogen Pseudonectria foliicola: A small fungal genome with an increased cohort of genes associated with loss of virulence ()
Rivera, Y., Salgado-Salazar, C., Veltri, D., Malapi-Wight, M., Crouch, J. 2017. Genome analysis of the ubiquitous boxwood pathogen Pseudonectria foliicola: A small fungal genome with an increased cohort of genes associated with loss of virulence. Ag Data Commons. http://dx.doi.org/10.15482/USDA.ADC/1408094.
The U.S. National Mall microbiome: A census of rhizosphere bacteria inhabiting landscape turf - (Peer Reviewed Journal)
Crouch, J.A., Carter, Z., Ismaiel, A., Roberts, J.A. 2017. The U.S. National Mall microbiome: A census of rhizosphere bacteria inhabiting landscape turf. Crop Science. 57:S341-S348. https://doi.org/10.2135/cropsci2016.10.0849.
First report of dollar spot disease, caused by Sclerotinia homoeocarpa, of Agrostis stolonifera in Sweden - (Peer Reviewed Journal)
Espevig, T., Brurberg, M., Usolteseva, M., Dahl, A., Normann, K., Kvalbein, A., Crouch, J. 2017. First report of dollar spot disease, caused by Sclerotinia homoeocarpa, of Agrostis stolonifera in Sweden. Crop Science. 57:S-349-S-353. https://doi:10.2135/cropsci2016.10.0835.
First report of downy mildew caused by Hyaloperonospora sp. on Iberis sempervirens in the United States - (Peer Reviewed Journal)
Salgado-Salazar, C., Rane, K.K., Crouch, J. 2017. First report of downy mildew caused by Hyaloperonospora sp. on Iberis sempervirens in the United States. Plant Disease. 101(6):1058. doi: 10.1094/PDIS-08-16-1158-PDN.
Differences among soil-inhabiting microbial communities in Poa annua turf throughout the growing season - (Peer Reviewed Journal)
Beirn, L.A., Hempfling, J.W., Schmid, C.J., Murphy, J.A., Clarke, B.B., Crouch, J. 2016. Differences among soil-inhabiting microbial communities in Poa annua turf throughout the growing season. Crop Science. 57(1):1-12. doi: 10.2135/cropsci2016.06.0463.
First report of Colletotrichum nigrum causing anthracnose disease on tomato fruit in New Jersey - (Peer Reviewed Journal)
Rivera, Y., Stommel, J.R., Dumm, J.M., Ismaiel, A.A., Wyenandt, A.C., Crouch, J. 2016. First report of Colletotrichum nigrum causing anthracnose disease on tomato fruit in New Jersey. Plant Disease. 100(10): 2162.
LAMP detection assays for boxwood blight pathogens: a comparative genomics approach - (Peer Reviewed Journal)
Wight-Malapi, M., Demers, J.E., Veltri, D.P., Marra, R.E., Crouch, J. 2016. LAMP detection assays for boxwood blight pathogens: a comparative genomics approach. Scientific Reports. doi: 10.1038/srep26140.
SimpleSynteny: a web-based tool for visualization of microsynteny across multiple species - (Peer Reviewed Journal)
Veltri, D., Wight, M.M., Crouch, J. 2016. SimpleSynteny: a web-based tool for visualization of microsynteny across multiple species. Nucleic Acids Research. 44(W1):W41-W45.
Newly emerged populations of Plasmopara halstedii infecting rudbeckia exhibit unique genotypic profiles and are distinct from sunflower-infecting strains - (Peer Reviewed Journal)
Rivera, Y., Salgado-Salazar, C., Gulya Jr, T.J., Crouch, J.A. 2016. Newly emerged populations of Plasmopara halstedii infecting rudbeckia exhibit unique genotypic profiles and are distinct from sunflower-infecting strains. Phytopathology. 106(7):752-761.
Sarcococca blight: Use of whole genome sequencing as a strategy for fungal disease diagnosis - (Peer Reviewed Journal)
Wight-Malapi, M., Salgado-Salazar, C., Demers, J.E., Clements, D., Rane, K., Crouch, J. 2016. Sarcococca blight: Use of whole genome sequencing as a strategy for fungal disease diagnosis. Plant Disease. 100(6):1093-1100.
First report of downy mildew caused by Peronospora sp. on Agastache in the United States - (Peer Reviewed Journal)
Rivera, Y., Salgado-Salazar, C., Creswell, T.C., Ruhl, G., Crouch, J. 2016. First report of downy mildew caused by Peronospora sp. on Agastache in the United States. Plant Disease. 100(6):1249.
Downy mildew on coleus (Plectranthus scutellarioides) caused by Peronospora belbahrii sensu lato in Tennessee - (Peer Reviewed Journal)
Rivera, Y., Salgado-Salazar, C., Windham, A.S., Crouch, J.A. 2016. Downy mildew on coleus (Plectranthus scutellarioides) caused by Peronospora belbahrii sensu lato in Tennessee. Plant Disease. 100(3):655.
A greenhouse-based inoculation protocol for fungi causing crown rust and stem rust diseases of Kentucky bluegrass turf - (Peer Reviewed Journal)
Beirn, L.A., Meyer, W.A., Clarke, B.B., Crouch, J.A. 2015. A greenhouse-based inoculation protocol for fungi causing crown rust and stem rust diseases of Kentucky bluegrass turf. HortScience. 50(10):1509-1513.
Polymorphic SSR markers for Plasmopara obducens (Peronosporaceae), the newly emergent downy mildew pathogen of Impatiens (Balsaminaceae) - (Peer Reviewed Journal)
Salgado, C.S., Rivera, Y., Veltri, D.P., Crouch, J.A. 2015. Polymorphic SSR markers for Plasmopara obducens (Peronosporaceae), the newly emergent downy mildew pathogen of Impatiens (Balsaminaceae). Applications in Plant Sciences. 3(11):1500073.
Development of a greenhouse-based inoculation protocol for the fungus Colletotrichum cereale pathogenic to annual bluegrass (Poa annua) - (Peer Reviewed Journal)
Beirn, L., Wang, R., Clarke, B.B., Crouch, J. 2015. Development of a greenhouse-based inoculation protocol for the fungus Colletotrichum cereale pathogenic to annual bluegrass (Poa annua). PeerJ. 3:e1153 DOI:10.7717/peerj1153
Draft genome sequences of Chrysoporthe austroafricana, Diplodia scrobiculata, Fusarium nygamai, Leptographium lundbergii, Limonomyces culmigenus, Stagonosporopsis tanaceti, and Thielaviopsis punctulata - (Peer Reviewed Journal)
Wingfield, B., Ades, P., Al-Naemi, F., Beirn, L., Bihon, W., Crouch, J., De Beer, W., De Vos, L., Duong, T., Fields, C., Fourie, G., Kanzi, A., Wight-Malapi, M., Pethybridge, S., Radwan, O., Rendon, G., Slippers, B., Santana, Q., Steenkamp, E., Taylor, P., Vaghefi, N., Van Der Merwe, N., Veltri, D., Wingfield, M. 2015. Draft genome sequences of Chrysoporthe austroafricana, Diplodia scrobiculata, Fusarium nygamai, Leptographium lundbergii, Limonomyces culmigenus, Stagonosporopsis tanaceti, and Thielaviopsis punctulata. IMA Fungus. 6(1):231-246.
First report of downy mildew disease caused by Plasmopara halstedii on the native Rudbeckia fulgida Aiton var. speciosa (Wender.) - (Peer Reviewed Journal)
Rivera, Y., Creswell, T.C., Crouch, J. 2015. First report of downy mildew disease caused by Plasmopara halstedii on the native Rudbeckia fulgida Aiton var. speciosa (Wender.). Plant Disease. DOI.org/10.1094/PDIS-11-14-1190-PDN.
Characterization and taxonomic re-assessment of the box blight pathogen Calonectria pseudonaviculata, introducing Calonectria henricotiae sp. nov - (Peer Reviewed Journal)
Gehesquière, B., Crouch, J., Marra, R., Van Poucke, K., Rys, F., Maes, M., Gobin, B., Höfte, M., Heungens, K. 2015. Characterization and taxonomic re-assessment of the box blight pathogen Calonectria pseudonaviculata, introducing Calonectria henricotiae sp. nov. Plant Pathology. DOI.org/10.1111/ppa.12401.
Draft genome sequence of Dactylonectria macrodydima, a plant pathogenic fungus in the Nectriaceae - (Peer Reviewed Journal)
Wight-Malapi, M., Salgado, C.S., Demers, J.E., Veltri, D.P., Crouch, J. 2015. Draft genome sequence of Dactylonectria macrodydima, a plant pathogenic fungus in the Nectriaceae. Genome Announcements. 3(2):e00278-15.
Insect E-probe Diagnostic Nucleic acid Analysis (EDNA): the application of a novel bioinformatic tool to detection of vectors and pathogens in individual insect and simulated insect trap metagenomes - (Abstract Only)
Schneider, W.L., Stone, A.L., Sherman, D.J., Wight-Malapi, M., Andreason, S.A., Daniels, J., Ochoa Corona, F., Crouch, J., Wayadande, A. 2015. Insect E-probe Diagnostic Nucleic acid Analysis (EDNA): the application of a novel bioinformatic tool to detection of vectors and pathogens in individual insect and simulated insect trap metagenomes. Phytopathology. 105: S4:124.
Draft genomes of Amanita jacksonii, Ceratocystis albifundus, Fusarium circinatum, Huntiella omanensis, Leptographium procerum, Rutstroemia sydowiana, and Sclerotinia echinophila - (Peer Reviewed Journal)
Crouch, J., Demers, J.E., Beirn, L., Gordon, T.R., Moncalvo, J., Sanchez-Ramirez, S., Stata, M., Van Der Nest, M.A., Wilhelm De Beer, Z., De Vos, L., Naidoo, K., Roodt, D., Santana, Q.C., Slinski, S.L., Taerum, S.J., Wilken, M.P., Wilson, A.M., Wingfield, M.J., Wingfield, B.D. 2014. Draft genomes of Amanita jacksonii, Ceratocystis albifundus, Fusarium circinatum, Huntiella omanensis, Leptographium procerum, Rutstroemia sydowiana, and Sclerotinia echinophila. IMA Fungus. 5(2)473-486.
Development of polymorphic genic-SSR markers by cDNA library sequencing in boxwood, Buxus spp. (Buxaceae) - (Peer Reviewed Journal)
Thammina, C., Olsen, R.T., Wight-Malapi, M., Crouch, J., Pooler, M.R. 2014. Development of polymorphic genic-SSR markers by cDNA library sequencing in boxwood, Buxus spp. (Buxaceae). Applications in Plant Sciences. 9(12):1400095.
A multiplex real-time PCR assay for the detection of Puccinia horiana and P. chrysanthemi on chrysanthemum - (Peer Reviewed Journal)
Demers, J.E., Crouch, J., Castlebury, L.A. 2015. A multiplex real-time PCR assay for the detection of Puccinia horiana and P. chrysanthemi on chrysanthemum. Plant Disease. 99(2):195-200.
Influence of host and geographic locale on the distribution of Colletotrichum cereale lineages - (Peer Reviewed Journal)
Beirn, L., Clark, B., Crouch, J. 2014. Influence of host and geographic locale on the distribution of Colletotrichum cereale lineages. PLoS One. 9(5):e97706. doi:10.1371/journal.pone.0097706.
First report of impatiens downy mildew outbreaks caused by Plasmopara obducens throughout the Hawai'ian islands - (Peer Reviewed Journal)
Crouch, J., Ko, M., Mckemy, J.M. 2014. First report of impatiens downy mildew outbreaks caused by Plasmopara obducens throughout the Hawai'ian islands. Plant Disease. 98(5):696.
The genomics of Colletotrichum ()
Crouch, J.A., O’Connell, R.J., Gan, P., Buiate, E., Torres, M.F., Beirn, L.A., Shirashu, K., Vaillancourt, L.J. 2014. The genomics of Colletotrichum. In: Park, A.L.,Dean, R., Kole, C., editors. Genomics of Plant-Associated Fungi: Monocot Pathogens. Heidelberg, Berlin:Springer. p. 69-102.
Colletotrichum caudatum s.l. is a species complex - (Peer Reviewed Journal)
Crouch, J. 2014. Colletotrichum caudatum s.l. is a species complex. IMA Fungus. 5(1):17-30.
First report of downy mildew caused by Plasmopara halstedii on black-eyed susan (Rudbeckia fulgida cv. ‘Goldsturm’) in Maryland - (Peer Reviewed Journal)
Rivera, Y., Rane, K., Crouch, J. 2014. First report of downy mildew caused by Plasmopara halstedii on black-eyed susan (Rudbeckia fulgida cv. ‘Goldsturm’) in Maryland . Plant Disease. 98(7):1005.
First report of boxwood blight caused by Calonectria pseudonaviculata in Delaware, Maryland, New Jersey and New York - (Peer Reviewed Journal)
Malapi-Wight, M., Hebert, J.B., Buckley, R., Daughtery, M.L., Gregory, N., Rane, K., Tirpak, S., Crouch, J. 2014. First report of boxwood blight caused by Calonectria pseudonaviculata in Delaware, Maryland, New Jersey and New York. Plant Disease. 98(5):698.
Real-time PCR detection of Puccinia chrysanthemi causing brown rust of chrysanthemum - (Abstract Only)
Demers, J.E., Crouch, J., Castlebury, L.A. 2014. Real-time PCR detection of Puccinia chrysanthemi causing brown rust of chrysanthemum [abstract]. American Phytopathological Society Annual Meeting. 104(S1):S1.2.
Anthracnose of centipedegrass turf Reprint Icon - (Peer Reviewed Journal)
Tomaso-Peterson, M., Crouch, J., Balbalian, C. 2012. Anthracnose of centipedegrass turf. Applied Turfgrass Science. 9(1). DOI: 10.1094/ATS-2012-1126-01-MG
Development of a molecular assay system for the rapid detection and identification of Ug99 and related races of Puccinia graminis - (Abstract Only)
Szabo, L.J., Crouch, J. 2012. Development of a molecular assay system for the rapid detection and identification of Ug99 and related races of Puccinia graminis. Meeting Abstract. p. 238.
Life-style transitions in plant pathogenic Colletotrichum fungi deciphered by genome and transcriptome analyses - (Peer Reviewed Journal)
O'Connell, R.J., Thon, M.R., Hacquard, S., Van Themaat, E.V., Amyotte, S., Kleemann, J., Torres-Quintero, M., Damm, U., Buiate, E., Epstein, L., Alkan, N., Altmuller, J., Alvarado, B.L., Bauser, C., Becker, C., Birren, B.W., Chen, Z., Crouch, J., Duvick, J., Farman, M., Gan, P., Heiman, D., Henrissat, B., Howard, R.J., Kabbage, M., Koch, C., Kubo, Y., Law, A., Lebrun, M.H., Lee, Y.H., Miyara, L., Moore, N., Neumann, U., Panaccione, D.G., Panstruga, R., Place, M., Proctor, R., Prusky, D., Rech, G., Reinhardt, R., Rollins, J.A., Rounsley, S., Schardl, C., Schwartz, D.C., Shenoy, N., Shirasu, K., Stuber, K., Sukno, S.A., Sweigard, J.A., Takano, Y., Takahara, H., Vanderdoes, H.C., Voll, L., Will, I., Young, S., Zeng, Q., Zhang, J., Zhou, S., Dickman, M.B., Schulze-Lefert, P., Ma, L.J., Vaillancourt, L.J. 2012. Life-style transitions in plant pathogenic Colletotrichum fungi deciphered by genome and transcriptome analyses. Nature Genetics. 44:1060-1065.
Real-time PCR detection of the boxwood blight pathogen Calonectria pseudonaviculata - (Abstract Only)
Crouch, J., Marra, R.E., Rossman, A.Y. 2012. Real-time PCR detection of the boxwood blight pathogen Calonectria pseudonaviculata. Phytopathology. 102(7):S4.26-S4.27.
Colletotrichum fungal pathogens and symbionts of ornamental nursery and landscape plants - (Abstract Only)
Crouch, J. 2012. Colletotrichum fungal pathogens and symbionts of ornamental nursery and landscape plants. Phytopathology. 102(7):S4.26-S4.27.
The role of herbaria and culture collections ()
Verkley, G., Rossman, A.Y., Crouch, J. 2015. The role of herbaria and culture collections. In: McLaughlin, D.J., Spatafora, J.W., editors. The Mycota VII: Systematics and Evolution, Part B. 2nd edition. Berlin: Springer-Verlag. p. 205-225.
Biology and pathology of turfgrass anthracnose ()
Crouch, J., Clarke, B.B. 2012. Biology and pathology of turfgrass anthracnose. Golf Course Management. 80(5):96-102.
Biology and pathology of turfgrass anthracnose ()
Crouch, J., Clarke, B.B. 2012. Biology and pathology of turfgrass anthracnose. USGA Turfgrass and Environmental Research Online. 11(5):1-7.
Anthracnose disease of centipedegrass turf caused by Colletotrichum eremochloae, a new fungal species closely related to Colletotrichum sublineola - (Peer Reviewed Journal)
Crouch, J., Tomaso-Peterson, M. 2012. Anthracnose disease of centipedegrass turf caused by Colletotrichum eremochloae, a new fungal species closely related to Colletotrichum sublineola. Mycologia. 104(5):1085-1096.
Diagnosis of centipedegrass anthracnose caused by Colletotrichum eremochloae sp. nov. - (Abstract Only)
Vines, P.L., Tomaso-Peterson, M., Crouch, J. 2012. Diagnosis of centipedegrass anthracnose caused by Colletotrichum eremochloae sp. nov.. Phytopathology. 102(4):S2.10.
Molecular analysis of turfgrass rusts reveals the widespread distribution of Puccinia coronata as a pathogen of Kentucky Bluegrass in the United States - (Peer Reviewed Journal)
Beirn, L., Moy, M., Meyer, W., Clarke, B., Crouch, J. 2011. Molecular analysis of turfgrass rusts reveals the widespread distribution of Puccinia coronata as a pathogen of Kentucky Bluegrass in the United States. Plant Disease. 95:1547-1557.
Culture-independent, real-time PCR typing of Colletotrichum cereale specimens from modern and historical collections using the Apn2 marker - (Abstract Only)
Beirn, L., Clarke, B., Crouch, J. 2011. Culture-independent, real-time PCR typing of Colletotrichum cereale specimens from modern and historical collections using the Apn2 marker [abstract]. American Phytopathological Society, August 6-10, 2011, Honolulu, HI. paper no. 101:S14.
Turfgrass diagnostics and new, advanced technologies - (Abstract Only)
Beirn, L., Njambere, E., Zhang, N., Clarke, B., Crouch, J. 2011. Turfgrass diagnostics and new, advanced technologies. Phytopathology. 101:S211.
A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99 - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Pretorious, Z.A., Szabo, L.J. 2010. A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99. International Wheat Conference Proceedings. p. 477.
Application of Comparative Genomics for the Identification and Monitoring of the Highly Virulent African Race, Ug99, of Puccinia graminis - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Stoxen, S., Pretorious, Z.A., Szabo, L.J. 2010. Application of Comparative Genomics for the Identification and Monitoring of the Highly Virulent African Race, Ug99, of Puccinia graminis [abstract]. Phytopathology. 100:S156.
Real-Time PCR Detection of the Southern Corn Rust Pathogen Puccinia polysora - (Abstract Only)
Crouch, J., Szabo, L.J. 2010. Real-time PCR detection of the southern corn rust pathogen Puccinia polysora [abstract]. Phytopathology. 100:S27.
A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99 - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Pretorious, Z.A., Szabo, L.J. 2010. A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99. Proceedings of Agricultural Research Service Global Change Workshop. p. 28.
Real-time PCR discrimination of the southern and common corn rust pathogens Puccinia polysora and P. sorghi - (Peer Reviewed Journal)
Crouch, J., Szabo, L.J. 2011. Real-time PCR discrimination of the southern and common corn rust pathogens Puccinia polysora and P. sorghi. Plant Disease. 95(6):624-632.
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