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Incubation Period for Tuberculina maxima Infecting the Western White Pine Blister Rust Cankers. Ed F. Wicker, Plant Pathologist, USDA Forest Service, Intermountain Forest and Range Experiment Station, Ogden, Utah 84401; J. M. Wells, Forest Research Technician, USDA Forest Service, Intermountain Forest and Range Experiment Station, Ogden, Utah 84401. Phytopathology 60:1693. DOI: 10.1094/Phyto-60-1693.

The incubation period for Tuberculina maxima on western white pine blister rust cankers in a controlled environment was 2-7 weeks. The mode was 3 and 4-5 weeks for pycnial- and aecial-producing cankers, respectively.