Publications
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. 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. Growth loss of Douglas-fir associated with Phaeocryptopus in Kaingaroa Forest. Management Policy for Douglas-fir, Workshop.
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1985. 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 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. 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. Relationships between Swiss needle cast and ectomycorrhizal fungus diversity. Mycologia. 106:666-675.
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2014. 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. 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. 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. 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. .
2019. Swiss needle cast disease of Douglas-fir - impact on growth. Forest Health News. 114:1-2.
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2001. Impact of Swiss needle cast on growth of Douglas-fir. Phytopathology. 101:583-593.
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2011. Factors affecting the spread of Swiss needle cast of Douglas-fir in the Pacific Northwest. Phytopathology. 96
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2006. Effect of Swiss needle cast on Douglas-fir stem ethanol and monoterpene concentrations, oleoresin flow, and host selection by the Douglas-fir beetle.. Forest Ecology and Management. 190:241-253.
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2004. Effects of Swiss needle cast on three Douglas-fir seed sources on a low-elevation site in the northern Oregon Coast Range: Results after five growing seasons. Western Journal of Applied Forestry. 16:31-34.
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2001. What’s troubling Douglas-fir? Swiss needle cast. Western Forester.
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