Publications
Severity of Swiss needle cast in young and mature Douglas-fir forests in western Oregon, USA. Forest Ecology and Management. 442:79-95.
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2019. Distribution of a foliage disease fungus within canopies of mature Douglas-fir in western Oregon. Frontiers In Forests And Global Change.
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2022. Associations between Swiss Needle Cast Severity and Foliar Nutrients in Young-Growth Douglas-Fir in Coastal Western Oregon and Southwest Washington, USA. Forest Science. fxz022
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2019. Physiological responses of Douglas-fir to climate and forest disturbances as detected by cellulosic carbon and oxygen isotope ratios. Tree Physiology. 42(1):5–25.
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2022. Tree-ring analysis of the fungal disease Swiss needle cast in western Oregon coastal forests. Can. J. For. Res. 43:677–690.
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2013. Tree-ring history of Swiss needle cast impact on Douglas-fir growth in Western Oregon: correlations with climatic variables. Journal of Plant Science and Phytopathology.
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2021. Regional patterns of increasing Swiss needle cast impacts on Douglas-fir growth with warming temperatures. Ecology and Evolution. 7:11167–11196.
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2017. Zur frage des weiteren anbaues der Douglasie in Deutschland unter Berücksichtigung der Adelopus-nadelschütte. Mitteilungen der deutschen dendrologischen gesellschaft. 51:212-218.
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1938. Relationships between Swiss needle cast and ectomycorrhizal fungus diversity. Mycologia. 106:666-675.
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2014. The ratio of live crown length to sapwood area as a measure of crown sparseness. Forest Science. 48:93-100.
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2002. Ten-year growth and mortality in young Douglas-fir stands experiencing a range in Swiss needle cast severity. Can. J. For. Res.. 41:2064–2076.
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2011. Growth of young Douglas-fir plantations across a gradient in Swiss needle cast severity. Western Journal of Applied Forestry. 17:86-95.
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2002. Three-year growth response of young Douglas-fir to nitrogen, calcium, phosphorus, and blended fertilizers in Oregon and Washington. Forest Ecology and Management. 327:178–188.
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2014. Growth responses to commercial thinning in Douglas-fir stands with varying intensity of Swiss needle cast. Canadian Journal of Forest Research. 35:2394-2402.
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2005. Growth loss of Douglas-fir associated with Phaeocryptopus in Kaingaroa Forest. Management Policy for Douglas-fir, Workshop.
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1985. A climate-based model for predicting geographic variation in Swiss needle cast severity in the Oregon Coast Range. Phytopathology. 95:1256-1265.
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2005. Pseudothecia of Swiss needle cast fungus, Phaeocryptopus gaeumannii, physically block stomata of Douglas-fir, reducing CO2. New Phytologist. 2000:481-491.
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2000. Stomatal regulation in Douglas-fir following a fungal-mediated chronic reduction in leaf area. Trees. 17:485-491.
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2003. Assessment of Swiss needle cast disease: Temporal and spatial investigations of fungal colonization and symptom severity. Phytopathology. 151:344-351.
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2003. Energy dissipation and photoinhibition in Douglas-fir needles with a fungal-mediated reduction in photosynthetic rates. Phytopathology. 150:674-679.
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2002. Modeling the impacts of the foliar pathogen, Phaeocryptopus gaeumannii, on Douglas-fir physiology: Net canopy carbon assimilation, needle abscission and growth. Ecological Modeling. 164:211-226.
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2003. Quantification of Phaeocryptopus gaeumannii colonization in Douglas-fir needles by ergosterol analysis. Forest Pathology. 31:229-240.
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2001. Swiss needle cast of Douglas-fir. Tree Diseases in Victoria (Forests Commission Victoria Handbook No. 1). :44-45.
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