论文信息 - The yield of Douglas fir in the Pacific northwest - 字舞流文

The yield of Douglas fir in the Pacific northwest

W. H. Meyer | Richard E. McArdle | R. E. Mcardle | D. Bruce | Walter H. Meyer | Donald Bruce

[1] Thornton T. Munger,et al. Timber Growing and Logging Practice in the Douglas Fir Region: Measures Necessary to Keep Forest Land Productive and to Produce Full Timber Crops , 2017 .

[2] Bartley Korenkiewicz. Douglas fir in the Pacific northwest. , 1931 .