The problem of St. Johnswort
Subtitle: a noxious plant in western Montana
By: by Melvin Morris and Joseph Meuchel.
Contributors: Meuchel, Joseph.; Montana Forest and Conservation Experiment Station.; Montana State University (Missoula). School of Forestry.
Series: Bulletin -- 4.; Bulletin (Montana State University (Missoula). School of Forestry -- no. 4.
Publisher: Montana Forest and Conservation Experiment Station, School of Forestry, Montana State University
Published: 1956
Place of publication: Missoula, Mont
Language: eng
Subjects: Hypericum -- Montana.; Hypericum -- Control -- Montana.
Notes: Cover title.

"July, 1956."