The advantages of shallow ploughing
By: by George Clark.
Series: Landmarks of science II
Publisher: G. Hamilton and J. Balfour
Published: 1771
Place of publication: Edinburgh
Language: eng
Format: Microform
Number of pages: 67
Subjects: Plowing.; Tillage.
Notes: Microfiche. New York, N.Y. Readex Microprint Corporation, [1985?] (Landmarks II)

In Essays and observations, physical and literary, v. 3 (1771),  p. 56-67.