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The Effects of Soil Parent Material and Nitrogen Fertilization on Tree Growth and Wood Quality of Douglas-fir in the Pacific Northwest
The influence of four soil parent material types (SPMs) and nitrogen fertilization treatment (224 kg N/ha) on Douglas-fir (Pseudotsuga menziesii (Mirb.) plantation growth and wood quality was studied on seven sites across western Washington and Oregon. Six aspects regarding wood quality were assessed and analyzed, (1) tree ...