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Screening Pinus sylvestris grown for the production of Christmas trees for resistance to western gall rust Peridermium harknessii using different sources of aeciospores

Informally Refereed
Download (PDF 322 KB): https://research.fs.usda.gov/download/treesearch/12199.pdf

Abstract

Results showed a moderate to high susceptibility of Pinus sylvestris to western gall rust Peridermium barknessii, from Pinna sylvestris in Michigan and Pinna banksiana in Minnesota. In general, Pinus sylvestris seed sources were more susceptible to aeciospores collected from Pious sytvestris than, aeciospores collected from Pinus banksiana.

Citation

Burnes, Todd A.; Juzwik, Jennifer; Blanchette, Robert A. 1999. Screening Pinus sylvestris grown for the production of Christmas trees for resistance to western gall rust Peridermium harknessii using different sources of aeciospores. Journal of the Minnesota Academy of Science. 64(1): 6-9. (1999)