identification and control of elm phloem necrosis and Dutch elm disease
By: [R.U. Swingle, R.R. Whitten, and H.C. Young]
Contributors: Whitten, Russell R. 1906-; Young, H. C. 1888-
Series: Special circular / Ohio Agricultural Experiment Station -- no. 80; Special circular (Ohio Agricultural Experiment Station) -- no. 80
Publisher: Ohio Agricultural Experiment Station
Published: 1949
Place of publication: Wooster, Ohio
Language: eng
Number of pages: 11
Subjects: Elm phloem necrosis; Dutch elm disease
Notes: Cover title