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- [5] NITROGEN REQUIREMENTS IN YOUNG DOUGLAS-FIR OF THE PACIFIC NORTHWEST FERTILIZER RESEARCH, 1988, 15 (02): : 173 - 179
- [9] Persistence ofPseudotsuga menziesii (Douglas-fir) in temperate coniferous forests of the Pacific Northwest Coast, USA Folia Geobotanica, 2002, 37 : 63 - 69
- [10] Trade-offs among management objectives in mature Douglas-fir forests of the Pacific Northwest ECOSPHERE, 2024, 15 (04):