The conservation of natural resources.

Principles of soil conservation and water management /
by: Arakeri, H. R. (Hanumappa Ramappa), 1919-
Published: (1984)

A manual on conservation of soil and water : handbook for professional agricultural workers.
Published: (1954)

Soil and water conservation engineering /
Published: (1981)

The economics of soil and water conservation practices in Iowa : results and discussion /
by: Pope, C. Arden
Published: (1983)

Athens Soil and Water Conservation District resources inventory /
Published: (1985)

Soil and water conservation in semi-arid areas /
by: Hudson, Norman
Published: (2004)

Soil and water conservation in semi-arid areas /
by: Hudson, Norman
Published: (1987)

Semiarid soil and water conservation /
by: Finkel, Herman J.
Published: (1986)

Watershed development with special reference to soil and water conservation /
by: Gil, N.
Published: (1979)

The economics of soil and water conservation practices in Iowa : model and data documentation /
by: Pope, C. Arden
Published: (1982)

Soil conservation.

Soil erosion and conservation /
by: Morgan, R. P. C. (Royston Philip Charles), 1942-
Published: (1986)

Soil conservation /
by: Hudson, Norman
Published: (1995)

Soil conservation.
by: Hudson, Norman
Published: (1972)

Soil conservation /
by: Hudson, Norman
Published: (1981)

Effectiveness of soil and water conservation practices for pollution control /
Published: (1979)

Effects of tenure arrangements, capital constraints, and farm size on the economics of soil and water conservation practices in Iowa /
Published: (1983)

Fairfield Soil and Water Conservation District resources inventory /
Published: (1985)

Soil and water management systems.
by: Schwab, Glenn Orville, 1919-
Published: (1996)

Elementary soil and water engineering /
by: Schwab, Glenn Orville, 1914-
Published: (1971)

Approved practices in soil conservation /
by: Foster, Albert B. (Albert Beryl), 1906-
Published: (1973)

Approved practices in soil conservation /
by: Bosworth, Duane A.
Published: (1982)

World soil erosion and conservation /
Published: (1993)

Manuel de conservation du sol.
Published: (1950)

Erosion and soil conservation /
by: Jacks, G. V. (Graham Vernon)
Published: (1938)

Conservation of the soil /
by: Gustafson, A. F. (Axel Ferdinand), 1880-1942
Published: (1937)

Fiches techniques de conservation du sol /
by: Weber, Fred R.
Published: (1983)

Soil and water conservation manual for vocational agriculture teachers in the West Cross Timbers and Grand Prairie soil regions.
Published: (1938)

Soil conservation /
by: Bennett, Hugh H. (Hugh Hammond), 1881-1960
Published: (1939)

Soil conservation for developing countries /
by: Constantinesco, I.
Published: (1976)

Elements of soil conservation.
by: Bennett, Hugh H. (Hugh Hammond), 1881-1960
Published: (1955)

Elements of soil conservation.
by: Bennett, Hugh H. (Hugh Hammond), 1881-1960
Published: (1947)

Engineering handbook for soil conservationists in the Corn Belt.
Published: (1958)

Soil erosion, conservation, and rehabilitation /
Published: (1996)

Land husbandry : a framework for soil and water conservation /
Published: (1989)

Soil erosion /
by: Morgan, R. P. C. (Royston Philip Charles), 1942-
Published: (1979)