Genetic variation in seedling progeny of ponderosa pine provenances /
by Ralph A. Read.

APA Citation

Read, R. A. (1980). Genetic variation in seedling progeny of ponderosa pine provenances. Washington, D.C.: Society of American Foresters.

MLA Citation

Read, Ralph A., 1916-. Genetic Variation In Seedling Progeny of Ponderosa Pine Provenances. Washington, D.C.: Society of American Foresters, 1980.

Warning: These citations may not always be complete (especially for serials).