Soil erosion and crop productivity /
editors, R.F. Follett and B.A. Stewart.
- Madison, Wis., U.S.A. : American Society of Agronomy, 1985.
- xxiv, 533 p. : ill. ; 24 cm.
Includes bibliographies and index.
0891180877
85232606
Soil erosion.
Soil conservation.
Crops and soils.
Crop yields.
Soil erosion--United States.
Soil conservation--United States.
Crops and soils--United States.
Crop yields--United States.
S623 / .S5737 1985
631.45 / S683
Includes bibliographies and index.
0891180877
85232606
Soil erosion.
Soil conservation.
Crops and soils.
Crop yields.
Soil erosion--United States.
Soil conservation--United States.
Crops and soils--United States.
Crop yields--United States.
S623 / .S5737 1985
631.45 / S683