Overcoming temperature-dependent dormancy of southwestern ponderosa pine seed

Genetic variation and seed transfer guidelines for ponderosa pine in central Oregon

Frank C Sorensen

1994

Twentieth-century Italian poetry

Smith, Lawrence R., John Picchione

1993

Economics of thinning stagnated Ponderosa pine sapling stands in the pine-grass areas of central Washington

Robert W. Sassaman

1972

A

Arizona five-spined ips

C. L. Massey

1969

Red rot of ponderosa pine

Stuart R. Andrews

1955

The "bluing" and the "red rot" of the western yellow pine, wth special reference to the Black hills forest reserve

Von Schrenk, Hermann

1903