Soil and water conservation for productivity and environmental protection
Troeh, Frederick R.
Soil and water conservation for productivity and environmental protection - - Englewood Cliffs Prentice-Hall 1980 - xv,718 p. 23 cm - .
0-13-822-155-3
Agriculture
Soil conservation , Water conservation
631.4Tro
Soil and water conservation for productivity and environmental protection - - Englewood Cliffs Prentice-Hall 1980 - xv,718 p. 23 cm - .
0-13-822-155-3
Agriculture
Soil conservation , Water conservation
631.4Tro