Susceptibility of ponderosa pine to western gall rust within the middle Columbia River system
By: R.J. Hoff
Contributors: Intermountain Research Station (Ogden, Utah)
Series: Research paper INT -- 416
Publisher: U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station
Published: 1990
Place of publication: Ogden, UT
Language: eng
Subjects: Ponderosa pine -- Disease and pest resistance -- Northwest, Pacific; Tree rusts -- Northwest, Pacific; Rust fungi -- Northwest, Pacific
Notes: Distributed to depository libraries in microfiche

"January 1990."

Includes bibliographical references (p. 7)