Phyllosticta leaf spot, fruit blotch, and canker of the apple
Subtitle: its etiology and control
By: by Emil Frederick Guba.
Series: Bulletin / University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station -- no. 256; Bulletin (University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station) -- no. 256.
Publisher: University of Illinois Agricultural Experiment Station
Published: 1925
Place of publication: Urbana, Ill
Language: eng
Number of pages: 557
Subjects: Apple blotch.; Apples -- Diseases and pests.