On the biology of Trametes suaveolens (L.) Fries /

by Hirt, Ray Roland, 1893-
Published 1932

Observations on the production and germination of sporidia of Cronartium ribicola /

by Hirt, Ray Roland, 1893-
Published 1935

The relation of certain meteorological factors to the infection of eastern white pine by the blister-rust fungus /

by Hirt, Ray Roland, 1893-
Published 1942

Cronartium ribicola ; its growth and reproduction in the tissues of eastern white pine /

by Hirt, Ray Roland, 1893-
Published 1964

Computer simulation of white pine blister rust epidemics /

by McDonald, G. I. (Geral I.), Hoff, R. J. (Raymond J.), Wykoff, W. (William)
Published 1981