. Genetic variation and seed transfer guidelines for ponderosa pine in central Oregon. Ponderosa pine, Oregon, Central, Genetics; Plant ecological genetics, Oregon, Central. 122 121 120 Longitude (° west) Figure 5—Factor scores, in five classes, for principal component-1 plotted by latitude and longitude. Factor scores are not adjusted for elevation. Principal component-1 is associated primarily with vigor traits. Symbols grade from = (lowest factor-1 scores, least vigor) through, -, 0, +, to * (highest factor-1 scores). Lines, with a few exceptions due to local wide elevation variation, enclo
. Genetic variation and seed transfer guidelines for ponderosa pine in central Oregon. Ponderosa pine, Oregon, Central, Genetics; Plant ecological genetics, Oregon, Central. 122 121 120 Longitude (° west) Figure 5—Factor scores, in five classes, for principal component-1 plotted by latitude and longitude. Factor scores are not adjusted for elevation. Principal component-1 is associated primarily with vigor traits. Symbols grade from = (lowest factor-1 scores, least vigor) through, -, 0, +, to * (highest factor-1 scores). Lines, with a few exceptions due to local wide elevation variation, enclose common symbols. 13. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sorensen, Frank C; Pacific Northwest Research Station (Portland, Or. ). Portland, Or. (333 S. W. First Avenue, P. O. Box 3890, Portland 97208-3890) : U. S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
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