The effect of crown gall upon a young apple orchard /
by Laurenz Greene and I.E. Melhus.

APA Citation

Greene, L., Melhus, I. E. (Irving E.). (1919). The effect of crown gall upon a young apple orchard. Ames, Iowa: Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts.

MLA Citation

Greene, Laurenz, 1883-, and I. E. (Irving E.) Melhus. The Effect of Crown Gall Upon a Young Apple Orchard. Ames, Iowa: Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1919.