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Showing 1 to 20 of 52 results

Effects of long-term application of high rates of nitrogen carriers on soil acidity, exchangeable cations and soil organic matter

Effects of long-term application of high rates of nitrogen carriers on soil acidity, exchangeable cations and soil organic matter

Burutolu, Ebinimi F. A.

Text (1977)

Part of Electronic Theses & Dissertations

Some factors to consider in studying the fixation of phosphorous by soils

Some factors to consider in studying the fixation of phosphorous by soils

Weidemann, A. G. (Andrew G.,)

Text (1926)

Part of Electronic Theses & Dissertations

A study of the phosphorus supplying powers of some Michigan soils

A study of the phosphorus supplying powers of some Michigan soils

Gray, Clarence Cornelius III

Text (1952)

Part of Electronic Theses & Dissertations

Isotopomer effects associated with nitrification and denitrification : implications for the global nitrous oxide cycle

Isotopomer effects associated with nitrification and denitrification : implications for the global nitrous oxide cycle

Text (2003)

Part of Electronic Theses & Dissertations

The relationship between denitrification and nitrous oxide flux from soil

The relationship between denitrification and nitrous oxide flux from soil

Bergsma, Timothy Todd

Text (2000)

Part of Electronic Theses & Dissertations

Short-term measurement of soil denitrification using C₂H₂ inhibition : response to anaerobiosis and the effect of the rhizosphere

Short-term measurement of soil denitrification using C₂H₂ inhibition : response to anaerobiosis and the effect of the rhizosphere

Smith, Morgan Scott

Text (1978)

Part of Electronic Theses & Dissertations

Interactive effects of cover crops and topography on soil organic carbon and mineral nitrogen

Interactive effects of cover crops and topography on soil organic carbon and mineral nitrogen

Text (2015)

Part of Electronic Theses & Dissertations

Adsorption media for the removal of phosphorus in subsurface drainage for Michigan corn fields

Adsorption media for the removal of phosphorus in subsurface drainage for Michigan corn fields

Hauda, Jessica Kathleen

Text (2020)

Part of Electronic Theses & Dissertations

The effect of potassium and sodium on the yield and chemical composition of sugar beets and table beets grown on four organic soils

The effect of potassium and sodium on the yield and chemical composition of sugar beets and table beets grown on four organic soils

Text (1952)

Part of Electronic Theses & Dissertations

Production and movement of N2O in the full soil profile

Shcherbak, Iurii

Text (2013)

Part of Electronic Theses & Dissertations

Effect of applied nutrients on the chemical composition of soil and green sugar beet tissue and the yield and sucrose content of sugar beet roots

Effect of applied nutrients on the chemical composition of soil and green sugar beet tissue and the yield and sucrose content of sugar beet roots

McQueen, George Robert

Text (1958)

Part of Electronic Theses & Dissertations

The effect of chicken manure and fertilizer on some soil chemical characteristics

The effect of chicken manure and fertilizer on some soil chemical characteristics

Text (1972)

Part of Electronic Theses & Dissertations

Nitrogen fertilization effects on litter decomposition dynamics and soil carbon in agricultural systems

Nitrogen fertilization effects on litter decomposition dynamics and soil carbon in agricultural systems

Salam, Dur-e-Shahwar

Text (2011)

Part of Electronic Theses & Dissertations

Synthesis and adsorption of porphyrins and porphyrin intermediates on the intracrystal surfaces of montmorillonite

Synthesis and adsorption of porphyrins and porphyrin intermediates on the intracrystal surfaces of montmorillonite

Cady, Sharmaine Sandra, 1948-

Text (1976)

Part of Electronic Theses & Dissertations

Nitrification inhibitors from the roots of Leuceana leucocephala (Lam.) de Wit

Nitrification inhibitors from the roots of Leuceana leucocephala (Lam.) de Wit

Erickson, Andrew J.

Text (1999)

Part of Electronic Theses & Dissertations

Some physical and biochemical effects of fumigants in soils

Some physical and biochemical effects of fumigants in soils

Siegel, Jerome J.

Text (1951)

Part of Electronic Theses & Dissertations

Soil fertility problems & agricultural conditions of St. Joseph county, Michigan

Soil fertility problems & agricultural conditions of St. Joseph county, Michigan

Van Wormer, Lewis Hunt

Text (1917)

Part of Electronic Theses & Dissertations

Transformation of phosphorus in soils after flooding as measured by chemical extraction and uptake by rice

Transformation of phosphorus in soils after flooding as measured by chemical extraction and uptake by rice

Srisen, Manoowetaya, 1940-

Text (1971)

Part of Electronic Theses & Dissertations

Studies on dissimilatory reduction of nitrate to ammonium by soil Clostridia

Studies on dissimilatory reduction of nitrate to ammonium by soil Clostridia

Caskey, William Horton

Text (1978)

Part of Electronic Theses & Dissertations

A comparison of field methods of determining the available phosphorus of soils

A comparison of field methods of determining the available phosphorus of soils

Engberg, Clarence Arvid, 1901-

Text (1932)

Part of Electronic Theses & Dissertations