Crop management and soil conservation
Cox, Joseph F.
Crop management and soil conservation Joseph F. Cox and Lyman D. Jackson - 2nd ed. - New York John Wiley 1948 - xxii, 572 p.; 21cm.
631.5 C24C
Crop management and soil conservation Joseph F. Cox and Lyman D. Jackson - 2nd ed. - New York John Wiley 1948 - xxii, 572 p.; 21cm.
631.5 C24C