JAMES T. BLODGETT
Presentations
Limber pine restoration in the Black
Hills National Forest, South Dakota. Black Hills Area Botany and Ecology Workshop,
Rapid City, South Dakota. March 2021.
Aspen
health on national forests in South Dakota and Wyoming; and 3 field talks.
Aspen Days, WY-Game Fish and Parks and SD- Game Fish and Parks. Deadwood, South
Dakota. September 2019.
International
tree failure database. Western International Forest Disease Work Conference,
Estes Park, Colorado. June 2019.
Update
on white pine blister rust in the Great Plains. Great Plains Tree Pest Council
meeting, Hays, Kansas. October, 2018.
Diplodia
and Dothistroma. Black Hills Logger Continuing Education Program. Rapid City,
South Dakota. August 2018.
Aspen
health in the Black Hills. Black Hills Area Botany and Ecology Workshop, Rapid
City, South Dakota. March 2018.
Aspen
health on national forests in the Northern Rocky Mountain Region. Great Plains
Tree Pest Council meeting. Omaha, Nebraska. October 2017.
Hazard
Tree Management Products. Western International Forest Disease Working
Conference, Parksville, British Columbia, Canada. October 2017.
Limber
pine and white pine blister rust in the Black Hills National Forest. Black
Hills Area Botany and Ecology Workshop, Rapid City, South Dakota. March 2017.
Common
disorders and diseases of ponderosa pine in the Black Hills. Black Hills Logger
Continuing Education Program, Rapid City, South Dakota. 2016.
Limber
pine and white pine blister rust in the Black Hills. Black Hills Logger
Continuing Education Program, Rapid City, South Dakota. 2016.
Armillaria
root diseases in aspen. Black Hills Area Botany and Ecology Workshop, Rapid City,
South Dakota. March 2016.
Aspen
health and damage agents on the Black Hills National Forest. Black Hills Area
Botany and Ecology Workshop, Rapid City, South Dakota. March 2015.
Aspen
health and damage agents on national forests in northern Wyoming and western
South Dakota. Western International Forest Disease Work Conference, Cedar City,
Utah. September 2014.
Armillaria
spp. in aspen on national forests in northern Wyoming and western South Dakota.
Western International Forest Disease Work Conference, Cedar City, Utah.
September 2014.
Highlights
from several studies from the Great Plains portion of the Rapid City Service
Center Zone. Great Plains Tree Pest Council meeting, Denver, Colorado. May
2014.
Stand
conditions affect mountain pine beetle mortality in limber pine on the Bighorn
National Forest. Central Rockies White Pine Health Working Group meeting, Fort
Collins, Colorado. May 2013.
Relative
resistance of Rocky Mountain Region pines to Diplodia pinea. Great Plains Tree
Pest Council Meeting, Olathe, Kansas. April 2012.
Phytophthora
ramorum identification. 2011. Horticultural Inspection Society Central Chapter
Meeting, Rapid City, South Dakota. October 2011.
Distribution,
Species, and Ecology of Armillaria in Wyoming. Western International Forest
Disease Work Conference, Valemount, British Columbia, Canada. October 2010.
Aspen
Condition in Northern Wyoming and Western South Dakota. Western International
Forest Disease Work Conference, Durango, Colorado. July 2009.
Forest
health surveys. Sudden Aspen Decline Meeting, Fort Collins, Colorado. February
2008.
Induction
of systemic resistance/susceptibility in Pinus nigra inoculated with
Sphaeropsis sapinea. American Phytopathological Society Annual Meeting,
Milwaukee, Wisconsin. July 2002.
Systemic
induction of ferulic acid and other phenolic compounds in Pinus nigra
inoculated with Sphaeropsis sapinea. American Phytopathological Society/
Mycological Society of America/ Society of Nematologists Joint Annual Meeting,
Salt Lake City, Utah. August 2001.
Endophytic
fungi in Amaranthus hybridus. Kowlett Seminar, Columbus, Ohio. March 2001.
Sphaeropsis
shoot blight and canker pathogen of pine: an ecological perspective. Ohio Tree
Care Conference, International Society of Arboriculture Annual meeting,
Columbus, Ohio. February 2001.
Effects
of environmental factors on plant-associated fungi. Plant Pathology Seminar,
Columbus, Ohio. October 2000.
Sphaeropsis
shoot blight and canker on pine. TruGreen ChemLawn Field Day, Delaware, Ohio.
August 2000.
Infection
and colonization pattern of Amaranthus hybridus by Alternaria alternata. Annual
Plant Pathology Congress, Southern African Society of Plant Pathology,
Winterton, South Africa. January 1998.
Water
stress releases Sphaeropsis sapinea from latency to result in Pinus resinosa
seedling mortality. American Phytopathological Society Annual Meeting,
Rochester, New York. August 1997.
Blatant
or latent: a reexamination of the Pinus resinosa Sphaeropsis sapinea
relationship. IUFRO Working Party Meeting, Québec, Canada. May 1997.
Sphaeropsis
sapinea and water stress of red pine. North Central Forest Pest Workshop, Green
Bay, Wisconsin. October 1995.
Variation
in aggressiveness of Sphaeropsis sapinea morphotypes on red and jack pine.
American Phytopathological Society Annual Meeting, Pittsburgh, Pennsylvania.
August 1995.
Sphaeropsis
sapinea and host water stress in a red pine plantation in central Wisconsin.
North Central Division American Phytopathological Society Annual Meeting,
Brookings, South Dakota. June 1995.
Water
stress and Sphaeropsis sapinea in a red pine plantation. National Council for
Air and Stream Improvement Field Tour, Wisconsin Rapids, Wisconsin. September
1994.
Morphotype
and water stress effects on disease development by Sphaeropsis sapinea on red
pine. American Phytopathological Society/ Society of Nematologists Joint Annual
Meeting, Nashville, Tennessee. November 1993.
Survey
of Armillaria species in New York. Northeastern Division American
Phytopathological Society Annual Meeting's Workshop, Cromwell, Connecticut.
October 1990.
Ecological
survey of Armillaria in New York. Annual Ontario-Québec-New York
Mycology Workshop, Syracuse, New York. March 1990.
Ecological
survey of Armillaria in New York State. Northeastern Division American
Phytopathological Society Annual Meeting, State College, Pennsylvania. November
1989.
Armillaria
and mountain pine beetle. Western International Forest Disease Work Conference,
Estes Park, Colorado. June 2019.
Sooty-bark canker. Great Plains Tree Pest Council
meeting. Omaha, Nebraska. October 2017.
Aspen health on national forests in the Northern Rocky
Mountain Region. Western International Forest Disease Working Conference,
Parksville, British Columbia, Canada. October 2017.
Sooty-bark canker (Encoelia pruinosa) disease
progression. Western International Forest Disease Work Conference, Sitka, AL,
May 2016.
Bioclimatic modeling predicts potential distribution
of Armillaria solidipes and Pseudotsuga menziesii (Douglas-fir) under current
and changing climates in the interior western U.S.A. Western International
Forest Disease Work Conference, Newport, Oregon. September 2015.
Bioclimatic models estimate areas with suitable
climate for Armillaria spp. in Wyoming. American Phytopathological Society Annual
Meeting, Pasadena, California. August 2015.
Developing bioclimatic models to predict suitable
habitat for Armillaria spp. in Wyoming. American Phytopathological Society
Annual Meeting, San Antonio, Texas. March 2015.
Bioclimatic models estimate areas with suitable
climate for Armillaria spp. in Wyoming. Western International Forest Disease
Work Conference, Cedar City, Utah. September 2014.
Limber pine stand conditions after mountain pine beetle
outbreaks in the Rocky Mountains. Western International Forest Disease Work
Conference, Cedar City, Utah. September 2014.
Bioclimatic models estimate areas of suitable habitat
for Armillaria solidipes in Wyoming. International Mycological Congress, Bangkok,
Thailand, August 2014.
Limber pine stand conditions after mountain pine
beetle outbreaks in the Rocky Mountains. Forest Health Monitoring Working Group
Meeting, Jacksonville, Florida. March 2014.
Climate-based species distribution models for Armillaria
solidipes in Wyoming: a preliminary assessment. Western International Forest
Disease Work Conference, Waterton Lakes National Park, Alberta, Canada. October
2013.
Aspen mortality in the Rocky Mountain Region: Extent,
severity, and causal factors. Forest Health Monitoring Working Group Meeting,
Albuquerque, New Mexico. January 2010.
Limber pine health survey in the Rocky Mountains and
North Dakota. Western International Forest Disease Work Conference, Durango,
Colorado. July 2009.
Monitoring limber pine health in the Rocky Mountains.
Forest Health Monitoring Working Group Meeting, Savannah, Georgia. February
2009.
Aspen mortality in the Rocky Mountain Region: Extent,
severity, and causal factors. Forest Health Monitoring Working Group Meeting,
Savannah, Georgia. February 2009.
Monitoring limber pine health in the Rocky Mountains.
Forest Health Monitoring Working Group Meeting, San Antonio, Texas. February
2008.
Forest fires and the spread of Armillaria ostoyae in
ponderosa pine forests. Western International Forest Disease Work Conference,
Sedona, Arizona. October 2007.
Distribution, species, and ecology of Armillaria fungi
in Wyoming. Forest Health Monitoring Working Group Meeting, San Diego,
California. January-February 2007.
Monitoring limber pine health in the Rocky Mountains.
Forest Health Monitoring Working Group Meeting, San Diego, California.
January-February 2007.
Using wood blocks to trap Armillaria ostoyae. North
Central Forest Pest Workshop, Pellston, Michigan. October 2006.
Wood blocks as Armillaria traps in burned ponderosa
pine stands. American Phytopathological Society/ Canadian Phytopathological
Society/ Mycological Society of America Joint Annual Meeting, Québec
City, Québec, Canada. July-August 2006.
Species and distribution of Armillaria in Wyoming.
Forest Health Monitoring Working Group Meeting, Charleston, South Carolina.
January-February 2006.
Forest fire intensity affects the abundance of
Armillaria root disease. Western International Forest Disease Work Conference,
Jackson Hole, Wyoming. September 2005.
Armillaria in Wyoming. American Phytopathological
Society Annual Meeting, Austin, Texas. July-August 2005.
Armillaria and fire in ponderosa pine stands of the
Black Hills. Great Plains Tree Pest Council, Bismarck, North Dakota. April 2005.
Distribution, species, and ecology of Armillaria fungi
in Wyoming. Forest Health Monitoring Work Group Meeting, Miami, Florida.
January 2005.
Forest fires influence the abundance of Armillaria
root disease in ponderosa pine. American Phytopathological Society Annual
Meeting, Anaheim, California. July-August 2004.
Fertilization decreases red pine resistance to
Sphaeropsis sapinea. Joint Meeting of the Western Forest Insect Work Conference
and Western International Forest Disease Work Conference, San Diego,
California. April 2004.
Sphaeropsis sapinea, fertilization, and host defense.
Great Plains Tree Pest Council, Rapid City, South Dakota. April 2004.
Fertilization decreases resistance of red pine to the
Sphaeropsis canker pathogen. American Phytopathological Society Annual Meeting,
Charlotte, North Carolina. August 2003.
Fungi associated with a stem disease of amaranth and
pigweed weevil infestation. American Phytopathological Society Annual Meeting,
Charlotte, North Carolina. August 2003.
White pine blister rust; what you can do to slow the
spread. USDA For. Serv. poster. 2003.
The induction of systemic resistance and systemic
susceptibility in Sphaeropsis sapinea inoculated Pinus nigra. Western
International Forest Disease Work Conference, Powell River, Canada. October
2002.
Induction of systemic resistance/susceptibility and
phenolic compounds in Pinus nigra inoculated with Sphaeropsis sapinea. Ohio
Plant Biotechnology Consortium, Wooster, Ohio. September 2001.
Improved medium for cultural detection of Sphaeropsis
sapinea from asymptomatic red pine stems. American Phytopathological Society
Annual Meeting, New Orleans, Louisiana. August 2000.
Variation in aggressiveness of Sphaeropsis sapinea RAPD
marker groups on several conifers. American Phytopathological Society/ Canadian
Phytopathological Society Annual Meeting, Montréal, Canada. August 1999.
Infection, colonization, and disease of Amaranthus
hybridus by Alternaria tenuissima. American Phytopathological Society/ Canadian
Phytopathological Society Annual Meeting, Montréal, Canada. August 1999.
Effect of incorporation implement and application rate
on dazomet efficacy. American Phytopathological Society/ Canadian
Phytopathological Society Annual Meeting, Montréal, Canada. August 1999.
Fungi associated with diseased pistachio trees in
South Africa. National Symposium on New Crops and New Uses: Biodiversity and
Agricultural Sustainability, Phoenix, Arizona. November 1998.
Biotic and abiotic relationships of Amaranthus
hybridus cultivated in monoculture systems in South Africa. National Symposium
on New Crops and New Uses: Biodiversity and Agricultural Sustainability,
Phoenix, Arizona. November 1998.
Using endophytic fungi in Amaranthus hybridus as bio
indicators of host vigour. International Congress of Plant Pathology,
Edinburgh, Scotland. August 1998.
Identification of fungi associated with Hypolixus
haerens in Amaranthus hybridus stems. Annual Plant Pathology Congress, Southern
African Society of Plant Pathology, Winterton, South Africa. January 1998.
Influence of soil amendments on frequencies of
endophytic fungi in Amaranthus hybridus. Annual Plant Pathology Congress,
Southern African Society of Plant Pathology, Winterton, South Africa. January
1998.
Influence of soil amendments on species composition of
endophytic fungi in Amaranthus hybridus. Annual Plant Pathology Congress,
Southern African Society of Plant Pathology, Winterton, South Africa. January
1998.
Differential inhibition of Sphaeropsis sapinea
morphotypes by a phenolic and several monoterpenes of red pine. North Central
Forest Pest Workshop, Pellston, Michigan. October 1996.
Differences in response of Sphaeropsis sapinea
morphotypes to a phenolic and monoterpenes of Pinus resinosa. American
Phytopathological Society/ Mycological Society of America Annual Meeting,
Indianapolis, Indiana. July 1996.
Differentiation of Sphaeropsis sapinea morphotypes
based on genetics and host response. Canadian Phytopathological Society Annual
Meeting, Toronto, Canada. August 1995.
Differentiation of Sphaeropsis sapinea morphotypes.
North Central Forest Pest Workshop, Green Bay, Wisconsin. October 1995.
Morphotype and water stress effects on disease
development by Sphaeropsis sapinea on red pine. North Central Forest Pest
Workshop/ Midcontinental Nursery Pathologist Meeting, Sault Ste. Marie, Canada.
October 1994.
Sphaeropsis sapinea morphotype and water stress
effects on red pine. North Central Forest Pest Workshop, Rochester, Minnesota.
October 1993.
Distribution and host relations of Armillaria spp. in
New York. Mycological Society of America/ AIBS Annual Meeting, Toronto, Canada.
August 1989.
* Some of these presentations have coauthors that are
listed in Publications under Abstracts and Proceedings.