How to identify and control Marssonina leaf spot of poplars.

Bibliographic Details
Corporate Author:	North Central Forest Experiment Station (Saint Paul, Minn.)
Format:	Government Document Book
Language:	English
Published:	St. Paul, Minn. (1992 Folwell Avenue, St. Paul, Minn. 55108) : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture : Available from North Central Forest Experiment Station, 1980.
Subjects:	Leaf spots. Poplar > Diseases and pests > United States.

Evans: US Documents (Annex 5th floor)