Walter H. Davidson
Hybrid poplar pulpwood and lumber from a reclaimed strip-mine
Results of tree and shrub plantings on low pH strip-mine banks
Sprouting of thinned hybrid poplars on bituminous strip-mine spoils in Pennsylvania
Birch species survive well on problem coal mine spoils
Deer prefer pine seedlings growing near black locust
Deer prefer pine seedlings growing near black locust
Direct seeding for forestation
Hybrid poplars for spoil reforestation
Opportunities for forestry practices on reclaimed surface mines
Paper birch continues to perform well on a Pennsylvania minesoil
Rooting characteristics of grasses on topsoiled surface mines
Timber volumes of Old Pennsylvania surface mine reclamation plantations