Combining a generic process-based productivity model and a statistical classification method to predict the presence and absence of tree species in the Pacific Northwest, U.S.A.
Keywords: کاج گلبرگ; 3-PG model; Regression-tree analysis; Climate change; US Forest Inventory and Analysis; Sitka spruce; Ponderosa pine; Western juniper; Lodgepole pine; Douglas-fir; Western hemlock