NALDC

Rotation tillage experiments at the Lawton (Okla.) Field Station, 1917-1930

Author:

Osborn, W. M.

Source:

Technical bulletin (United States. Dept. of Agriculture) ; no. 330 1932

Year:

1932

Subject:

Crop rotation -- Research -- Oklahoma

Format:

35 p. : ill. ; 23 cm.

Publisher:

U.S. Dept. of Agriculture

Collection:

Organic Roots Collection