Genetic variation in fall cold hardiness in coastalDouglas-fir in western Oregon and Washington
St. Clair, J. B. Canadian Journal of Botany 84(7):1110-1121. 2006.
Genetic variation in fall cold damage in coastal Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco var. menziesii) was measured by exposing excised branches of seedlings from 666 source locations grown in a common garden to freezing temperatures in a programmable freezer.
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Author(s): J. Bradley St. Clair
Section: Genetics and Tree Improvement