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Nina Shishkoff
Foreign Disease-weed Science Research
Research Plant Pathologist

Phone: (301) 619-2877
Fax: (301) 619-2880
Room 203

1301 DITTO AVENUE
BLDG 1301
FORT DETRICK , MD 21702
Projects
Biology, Epidemiology, and Detection of Emerging Plant Pathogenic Oomycetes
In-House Appropriated (D)
  Accession Number: 432647
Identification, Biology, Epidemiology, and Control of Foreign and Emerging Fungal Plant Pathogens
In-House Appropriated (D)
  Accession Number: 432679

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Thermal sensitivity of Calonectria henricotiae and Calonectria pseudonaviculata conidia and microsclerotia -
Miller, M.E., Shishkoff, N., Cubeta, M.A. 2018. Thermal sensitivity of Calonectria henricotiae and Calonectria pseudonaviculata conidia and microsclerotia. Mycologia. https://doi.org/10.1080/00275514.20.
Downy mildew: a serious disease threat to rose health worldwide -
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.
Susceptibility of boxwood accessions from the National Boxwood Collection to Boxwood Blight and potential for differences between Calonectria pseudonaviculata and C. henricotiae -
Lamondia, J.A., Shishkoff, N. 2017. Susceptibility of boxwood accessions from the National Boxwood Collection to Boxwood Blight and potential for differences between Calonectria pseudonaviculata and C. henricotiae. Horticultural Science. 52(6):873–879.
Survival of Calonectria pseudonaviculata in leaves, twigs, and discrete microsclerotia in sand at two moisture levels and five temperatures -
Shishkoff, N. 2016. Survival of Calonectria pseudonaviculata in leaves, twigs, and discrete microsclerotia in sand at two moisture levels and five temperatures. Plant Disease. 100:2018-2024. https://doi.org/10.1094/PDIS-09-15-1098-RE.
Survival of microsclerotia of Calonectria pseudonaviculata and C. henricotiae exposed to sanitizers -
Shishkoff, N. 2016. Survival of microsclerotia of Calonectria pseudonaviculata and C. henricotiae exposed to sanitizers. Plant Health Progress. 17:13-17. doi:10.1094/PHP-RS-15-0038.
Pyracantha ‘Mohave’ fruit infection by Phytophthora ramorum and transmission of the pathogen from infected fruit to roots of Viburnum tinus Reprint Icon -
Tooley, P.W., Browning, M.E., Shishkoff, N. 2016. Pyracantha ‘Mohave’ fruit infection by Phytophthora ramorum and transmission of the pathogen from infected fruit to roots of Viburnum tinus. Plant Disease. 100:555-560.
Evaluating boxwood (Buxus spp.) susceptibility to Calonectria pseudonaviculata by inoculating cuttings from the National Boxwood Collection at the U.S. National Arboretum -
Shishkoff, N., Daughtrey, M.L., Olsen, R.T., Aker, S.M. 2015. Evaluating boxwood (Buxus spp.) susceptibility to Calonectria pseudonaviculata by inoculating cuttings from the National Boxwood Collection at the U.S. National Arboretum. Plant Health Progress. 16:11-15.
Effect of growth-inhibiting compounds on recovery of Phytophthora ramorum from infected foliage over time, on root colonization and production of inoculum from plant roots Reprint Icon -
Shishkoff, N. 2014. Effect of growth-inhibiting compounds on recovery of Phytophthora ramorum from infected foliage over time, on root colonization and production of inoculum from plant roots. Plant Health Progress. 15:36.
Boxwood Blight: A new scourge, a new paradigm for collaborative research -
Palmer, C., Shishkoff, N. 2014. Boxwood Blight: A new scourge, a new paradigm for collaborative research. Outlooks on Pest Management. 25:230-236.
Root susceptibility and inoculum production from roots of Eastern United States oak species to Phytophthora ramorum -
Widmer, T.L., Shishkoff, N., Dodge, S.C. 2012. Root susceptibility and inoculum production from roots of Eastern United States oak species to Phytophthora ramorum. Plant Disease. 96:1675-1682.
Susceptibility of some common container weeds to Phytophthora ramorum -
Root susceptibility and inoculum production from roots of eastern oak species to Phytophthora ramorum -
Widmer, T.L., Shishkoff, N., Dodge, S.C. 2010. Root susceptibility and inoculum production from roots of eastern oak species to Phytophthora ramorum. Phytopathology. 100/S136.
Adaptation of a Phytophthora ramorum Real-Time Polymerase Chain Reaction Assay based on a mitochondrial gene region for use on the Cepheid SmartCycler -
Sechler, K.E., Carras, M.M., Shishkoff, N., Tooley, P.W. 2010. Adaptation of a Phytophthora ramorum Real-Time Polymerase Chain Reaction Assay based on a mitochondrial gene region for use on the Cepheid SmartCycler. Plant Health Progress. 2010 - 0212-01-RS.
A test system to quantify inoculum in runoff from Phytophthora ramorum-infected plant roots -
Standardizing the Nomenclature for Clonal Lineages of the Sudden Oak Death Pathogen, Phytophthora ramorum -
Grunwald, N.J., Goss, E.M., Ivors, K., Garbelotto, M., Martin, F.N., Prospero, S., Hansen, E., Bonants, P., Hamelin, R., Chastagner, G., Werres, S., Rizzo, D.M., Abad, G., Beales, P., Bilodeau, G.J., Blomquist, C., Brasier, C., Briere, S., Chandelier, A., Davidson, J.M., Denman, S., Elliott, M., Fichtner, E.J., Frankel, S.J., Goheen, E.M., De Gruyter, H., Heungens, K., James, D., Kanaskie, A., Mcwilliams, M., Moralejo, E., Osterbauer, N.K., Palm, M.E., Parke, J.L., Shamoun, S.F., Shishkoff, N., Tooley, P.W., Vettraino, A., Webber, J., Widmer, T.L. 2009. Standardizing the nomenclature for clonal lineages of the sudden oak death pathogen, Phytophthora ramorum. Phytopathology. 99:792-795.
Propagule production by Phytophthora ramorum on infected leaves of lilac (Syringa vulgaris) -
Shishkoff, N. 2009. Propagule production by Phytophthora ramorum on infected leaves of lilac (Syringa vulgaris). Plant Disease. 93:475-480.
Recovery Plan for Phytophthora kernoviae Causing Bleeding Trunk Cankers, Leaf Blight and Stem Dieback in Trees and Shrubs -
Benson, M., Ivors, K., Koch, F., Fichtner, E., Garbelotto, M., Rizzo, D., Tjosvold, S., Hansen, E., Parke, J., Hong, C., Chastagner, G., Jeffers, S., Woodward-Williams, J., Kim, S., Britton, K., Denitto, G., Frankel, S., Micales, J., Grunwald, N.J., Martin, F.N., Shishkoff, N., Smith, K.L., Tooley, P.W., Widmer, T.L., Bulluck, R., Burnett, G., Ferguson, L., Fowler, G., Garrett, L., Jones, J., Magarey, R., Randall-Schadel, B., Cardwell, K., Draper, M., Chand-Goyal, T. 2009. Recovery Plan for Phytophthora kernoviae Causing Bleeding Trunk Cankers, Leaf Blight and Stem Dieback in Trees and Shrubs. Government Publication/Report. Available at: http://www.ars.usda.gov/SP2UserFiles/Place/00000000/opmp/P.%20kernoviae%2081100.pdf
Development and Validation of a Tissue based Panel for the P. ramorum Proficiency Testing Program -
Mavrodieva, V., Negi, S., Picton, D., Levy, L., Tooley, P.W., Shishkoff, N., Luster, D.G. 2008. Development and Validation of a Tissue based Panel for the P. ramorum Proficiency Testing Program. Phytopathology. 98:S100
Sporulation on plant roots by Phytophthora ramorum -
Shishkoff, N. 2008. Sporulation on plant roots by Phytophthora ramorum. Phytopathology. 98:S145
Environmental parameters affecting inoculum production from lilac leaf pieces infected with Phytophthora ramorum -
Shishkoff, N. 2008. Environmental parameters affecting inoculum production from lilac leaf pieces infected with Phytophthora ramorum. Phytopathology. 96:S107 . Sudden Oak Death Science Symposium.
Susceptibility of some lilac cultivars and other members of the Oleaceae to Phytophthora ramorum -
Shishkoff, N. 2007. Susceptibility of some lilac cultivars and other members of the Oleaceae to Phytophthora ramorum. Plant Health Progress. 10.1094/PHP-2007-1101-2-RS
Sudden Oak Death (Phytophthora ramorum) and lilacs -
Shishkoff, N. 2007. Sudden Oak Death (Phytophthora ramorum) and lilacs. Lilacs- Quarterly Journal of the Iternational Lilac Society. Fall 2007 Edition.
PERSISTENCE OF PHYTOPHTHORA RAMORUM IN SOIL MIX AND ROOTS OF NURSERY ORNAMENTALS -
Shishkoff, N. 2007. Persistence of phytophthora ramorum in soil mix and roots of nursery ornamentals. Plant Disease. 91:1245-1249
Identification of powdery mildew fungi anno 2006 -
Heffer, V., Powelson, M., Johnson, K., Shishkoff, N. 2006. Identification of powdery mildew fungi anno 2006. The Plant Health Instructor DOI:1094/PHI-I-2006-0706-01.
Behavior of lilac leaves infected with Phytophthora ramorum when placed on the surface of nursery pots -
Shishkoff, N. 2006. Behavior of lilac leaves infected with Phytophthora ramorum when placed on the surface of nursery pots. Phytopathology. 96:S107.
DENSITY OF PHYTOPHTHORA RAMORUM CHLAMYDOSPORES IN SOIL NECESSARY TO CAUSE INFECTION -
Colburn, G.C., Shishkoff, N. 2006. Density of phytophthora ramorum chlamydospores in soil necessary to cause infection. Phytopathology: 96:S25
DIRECT OBSERVATION OF INFECTION OF VIBURNUM ROOTS BY P. RAMORUM USING A PETRI DISH RHIZOTRON -
SUSCEPTIBILITY OF CAMELLIA TO PHYTOPHTHORA RAMORUM, THE "SUDDEN OAK DEATH" ORGANISM -
Shishkoff, N. 2006. Susceptibility of camellia to phytophthora ramorum, the "sudden oak death" organism. Plant Health Progress. DOI=10.1094/PHP-2006-03S-01-RS
SURVIVABILITY AND PATHOGENICITY OF PHYTOPHTHORA RAMORUM CHLAMYDOSPORES IN SOIL -
Colburn, G.C., Sechler, K.E., Shishkoff, N. 2005. Survivability and pathogenicity of Phytophthora ramorum chlamydospores in soil [abstract]. Phytopathology. 95:S20.
THE EFFECT OF SYSTEMIC FUNGICIDES ON DETECTION BY CULTURING OF PHYTOPHTHORA RAMORUM -
Shishkoff, N. 2005. The effect of systemic fungicides on detection by culturing of Phytophthora ramorum [abstract]. Phytopathology. 95:S96.
SUSCEPTIBILITY TO PHYTOPHTHORA RAMORUM OF ROOTS AND SHOOTS OF COMMON CONTAINER WEEDS -
Shishkoff, N., Senesac, A.F. 2005. Susceptibility to Phytophthora ramorum of roots and shoots of common container weeds [abstract]. Phytopathology. 95:S96.
SUSCEPTIBILITY OF SELECTED LILAC (SYRINGA L.) CULTIVARS TO PHYTOPHTHORA RAMORUM, THE SUDDEN OAK DEATH PATHOGEN -
Shishkoff, N. 2006. Susceptibility of selected lilacs (syringa L.) cultivars to Phytophthora Ramorum, the sudden oak death pathogen. Phytopathology 95:S160.
WHAT'S NEW IN IPM FOR AZALEAS? -
The Azalean 26:64-66
SUSCEPTIBILITY OF CAMELLIA TO PHYTOPHTHORA RAMORUM, THE SUDDEN OAK DEATH PATHOGEN -
Shishkoff, N. 2005. Susceptibility of Camellia to Phytophthora ramorum, the sudden oak death pathogen [abstract]. Phytopathology. 95:S157.
PERSISTENCE OF PHYTOPHTHORA RAMORUM IN NURSERY PLANTS AND SOIL -
Shishkoff, N., Tooley, P.W. 2004. Persistence of Phytophthora ramorum in nursery plants and soil. Phytopathology. 94:S95. Publication no. P-2004-0649-AMA.
FIRST REPORT OF POWDERY MILDEW, CAUSED BY ERYSIPHE VIBURNI, ON VIBURNUM TINUS IN CALIFORNIA -
Plant Disease 88:425