Boardman, John.
Soil Erosion on Agricultural Land - 1st ed. - [S.l.] : Wiley, 1990. - 706 p. ;
0471926027 (hardcover) 9780471926023 (hardcover)
Soil conservation--Congresses.
Land use, Rural--Congresses.
Soil erosion--Congresses.
Soil Erosion on Agricultural Land - 1st ed. - [S.l.] : Wiley, 1990. - 706 p. ;
0471926027 (hardcover) 9780471926023 (hardcover)
Soil conservation--Congresses.
Land use, Rural--Congresses.
Soil erosion--Congresses.