Front cover image for Resistance of Certain Varieties of Apple Trees to Injury by the Leafhopper (Empoasca fabae)

Resistance of Certain Varieties of Apple Trees to Injury by the Leafhopper (Empoasca fabae)

W. J. Schoene (Author), G. W. Underhill (Author)
Print Book, English, 1937
Virginia Agricultural Experiment Station, Blacksburg, VA, 1937