Pennsylvania State Forest Winter Thermal Cover

Forest stands on State Forest Land classified as either a 1) FF:Hemlock-(White-Pine)-Forest, 2) FA:Dry-White-Pine-(Hemlock)-Oak-Forest, 3) FB:Hemlock-(White-Pine)-Northern-Hardwood-Forest, 4) FR:Hemlock-(White-Pine)-Red-Oak-Mixed-Hardwood-Forest, 5) FTHemlock-Tuliptree-Birch-Forest, 6) FM:Hemlock-Rich-Mesic-Hardwood-Forest, 7) UF:Hemlock-Palustrine-Forest, or 8) UB:Hemlock-Mixed-Hardwood-Palustrine-Forest.国有林地上的林分被划分为以下8类：1) FF：铁杉-(白松)-林；2) FA：干旱白松-(铁杉)-栎林；3) FB：铁杉-(白松)-北方硬木林；4) FR：铁杉-(白松)-红栎混交硬木林；5) FT：铁杉-鹅掌楸-桦木林；6) FM：铁杉-肥沃中生硬木林；7) UF：铁杉沼生林；8) UB：铁杉混交硬木沼生林。