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Quantitative and qualitative changes in soil organic matter as related to residue additions, cropping sequence and management

Quantitative and qualitative changes in soil organic matter as related to residue additions, cropping sequence and management

Harrison, Robert Michael, 1932-

Text (1963)

Part of Electronic Theses & Dissertations

$Soil nitrogen and carbon fractions as related to organic amendments and response of oats in the greenhouse$

Soil nitrogen and carbon fractions as related to organic amendments and response of oats in the greenhouse

Wright, George William

Text (1964)

Part of Electronic Theses & Dissertations

$The nitrogen fractionation of a clay treated sandy soil$

The nitrogen fractionation of a clay treated sandy soil

Text (1959)

Part of Electronic Theses & Dissertations