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A study of the availabilty of native and added phosphorus in several Michigan soils as measured by chemical analyses and plant growth response

A study of the availabilty of native and added phosphorus in several Michigan soils as measured by chemical analyses and plant growth response

Smith, Floyd William

Text (1949)

Part of Electronic Theses & Dissertations

An investigation of the characteristics of some soils on glacial moraines of Cary and Mankato age in Sanilac county, Michigan

An investigation of the characteristics of some soils on glacial moraines of Cary and Mankato age in Sanilac county, Michigan

Allen, Bonnie L.

Text (1951)

Part of Electronic Theses & Dissertations