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Water soils in relation to lake productivity

Water soils in relation to lake productivity

Roelofs, Eugene W.

Text (1941)

Part of Electronic Theses & Dissertations

A greenhouse study of minor elements & organic matter deficiencies in relation to the unproductiveness of the A₂ & B horizons of two Michigan soils

A greenhouse study of minor elements & organic matter deficiencies in relation to the unproductiveness of the A₂ & B horizons of two Michigan soils

Reynolds, Walter Richard

Text (1939)

Part of Electronic Theses & Dissertations

Effect of different kinds of organic materials & fertilizers on the accumlation of ammonia & nitrate nitrogen in composts

Effect of different kinds of organic materials & fertilizers on the accumlation of ammonia & nitrate nitrogen in composts

Text (1940)

Part of Electronic Theses & Dissertations

$The base-exchange capacity of the organic & inorganic fractions of several podzolic soil profiles$

The base-exchange capacity of the organic & inorganic fractions of several podzolic soil profiles

Tedrow, John C. F., 1917-2014

Text (1940)

Part of Electronic Theses & Dissertations

A profile study of four erosive claypan soils of the Piedmont plateau region

Rogers, Howard T.

Text (1936)

Part of Electronic Theses & Dissertations

Evaluation of soil in a land use study in Virginia

Evaluation of soil in a land use study in Virginia

Lewis, William Walker

Text (1939)

Part of Electronic Theses & Dissertations

The effect of certain wetting agents on the water intake & erodibility of soils

The effect of certain wetting agents on the water intake & erodibility of soils

Thornburn, Thomas H. (Thomas Hampton), 1916-1986

Text (1941)

Part of Electronic Theses & Dissertations

A study of the profiles of the soils in Bayfield county, Wisconsin

A study of the profiles of the soils in Bayfield county, Wisconsin

Kellogg, Charles E. (Charles Edwin), 1902-1980

Text (1929)

Part of Electronic Theses & Dissertations