How to identify leaf rust of poplar and larch
By: Arthur L. Schipper, Katharine D. Widin, Robert L. Anderson. --
Contributors: Widin, Katharine D.; Anderson, Robert Lee, 1944-; North Central Forest Experiment Station (Saint Paul, Minn.)
Publisher: North Central Forest Experiment Station, U.S. Dept. of Agriculture
Published: 1978
Place of publication: St. Paul, Minn
Language: eng
Subjects: Poplar; Diseases and pests; Larches
Notes: Bibliography: p. 5.