The common diseases of the pear
By: by [G.W. Martin]
Series: Circular / New Jersey Agricultural Experiment Station -- 52; Circular (New Jersey Agricultural Experiment Station) -- 52
Publisher: New Jersey Agricultural Experiment Station
Published: 1915
Place of publication: New Brunswick, N.J
Language: eng
Number of pages: 12
Subjects: Pears; Diseases and pests
Notes: Cover title.

With separates by M.T. Cook.